How long is the flight from Canada to Washington, D.C. Dulles Intl Airport?

There are many flights that can get you from Canada to Washington, D.C. Dulles Intl Airport in 1h 30m. Fly via Porter Airlines, United Airlines, or Alaska Airlines to get the fastest option. There are 546 km between Canada and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to fly from Canada to Washington, D.C. Dulles Intl Airport one-way?

To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 156. United Airlines flights start at C$ 193 while deals on Air Canada start at C$ 194 one-way.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular routes from Canada to Washington, D.C. Dulles Intl Airport?

The most popular flight routes from Canada to Washington, D.C. Dulles Intl Airport are Toronto Pearson Intl - Washington, D.C. Dulles Intl, Toronto Island - Washington, D.C. Dulles Intl and Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl.

What are the cheapest flights from Canada to Washington, D.C. Dulles Intl Airport?

Looking at all options, your cheapest flight can be booked for C$ 243. While the most popular route (Toronto Pearson Intl - Washington, D.C. Dulles Intl) can be booked for C$ 274 on average, our data indicates C$ 2,510 when flying from Canada to Washington, D.C. Dulles Intl Airport.

What are the most reliable airlines from Canada to Washington, D.C. Dulles Intl Airport?

Consider ANA (84%), Copa Airlines (82%) or Republic Airways (82%) when booking your flight. These represent the most reliable airlines when flying from Canada to Washington, D.C. Dulles Intl Airport.

What are the most popular airlines that fly from Canada to Washington, D.C. Dulles Intl Airport?

Air Canada, Porter Airlines and United Airlines are the most popular airlines when flying from Canada to Washington, D.C. Dulles Intl Airport.

Can I find deals for flights from Canada to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Canada to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Canada to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Dulles Intl.

Can I find deals for business class flights from Canada to Dulles Intl?

Yes. Cheapflights offers flight deals from Canada to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 166+ Cheap Flights from Canada to Washington, D.C. Dulles Intl Airport

Cheap flight deals from Canada to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Canada to Dulles Intl
Explore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Fri 23/101:40 p.m. -

Nonstop1h 30m

Sun 25/1011:20 a.m. -

Nonstop1h 32m

Deal found 17/9C$ 250

Sat 3/109:15 a.m. -

Nonstop1h 30m

Sun 4/1011:25 a.m. -

Nonstop1h 30m

Deal found 15/9C$ 252

Thu 1/109:15 a.m. -

Nonstop1h 30m

Sun 4/103:50 p.m. -

Nonstop1h 30m

Deal found 16/9C$ 253

Thu 29/109:10 a.m. -

Nonstop1h 28m

Sun 1/116:25 p.m. -

Nonstop1h 34m

Deal found 15/9C$ 256

Thu 29/106:40 p.m. -

Nonstop1h 30m

Sun 1/119:55 a.m. -

Nonstop1h 27m

Deal found 15/9C$ 256

Fri 16/101:40 p.m. -

Nonstop1h 30m

Sun 18/103:50 p.m. -

Nonstop1h 30m

Deal found 16/9C$ 257

Fri 23/101:40 p.m. -

Nonstop1h 30m

Sat 31/1011:20 a.m. -

Nonstop1h 32m

Deal found 15/9C$ 259

Fri 13/114:15 p.m. -

Nonstop1h 28m

Sun 15/116:25 p.m. -

Nonstop1h 34m

Deal found 15/9C$ 261

Fri 30/102:00 p.m. -

1 stop6h 23m

Sat 7/119:55 a.m. -

Nonstop1h 27m

Deal found 14/9C$ 261

Thu 8/101:40 p.m. -

Nonstop1h 30m

Thu 15/1011:25 a.m. -

Nonstop1h 30m

Deal found 19/9C$ 263

Thu 1/109:15 a.m. -

Nonstop1h 30m

Mon 5/103:50 p.m. -

Nonstop1h 30m

Deal found 16/9C$ 264

Sat 17/109:15 a.m. -

Nonstop1h 30m

Sun 18/1011:25 a.m. -

Nonstop1h 30m

Deal found 17/9C$ 266

Best flights from Canada to Dulles Intl
Discover carefully curated flight deals from Canada to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Sun 11/109:15 a.m. -

Nonstop1h 30m

Sun 18/1011:25 a.m. -

Nonstop1h 30m

Deal found 19/9C$ 250

Thu 1/103:15 p.m. -

Nonstop1h 27m

Mon 5/105:20 p.m. -

Nonstop1h 37m

Deal found 16/9C$ 253

Wed 23/122:45 p.m. -

Nonstop1h 50m

Tue 29/125:18 p.m. -

Nonstop1h 43m

Deal found 18/9C$ 287

Fri 16/1012:45 p.m. -

Nonstop1h 37m

Wed 21/109:45 a.m. -

1 stop4h 48m

Deal found 18/9C$ 287

Wed 7/106:00 a.m. -

1 stop4h 12m

Sun 11/106:05 a.m. -

1 stop7h 31m

Deal found 14/9C$ 324

Tue 10/119:09 a.m. -

1 stop18h 35m

Tue 17/115:17 p.m. -

1 stop30h 22m

Deal found 19/9C$ 344

Sat 17/109:15 a.m. -

Nonstop1h 30m

Sat 24/1011:25 a.m. -

Nonstop1h 30m

Deal found 19/9C$ 264

Fri 30/107:44 p.m. -

Nonstop1h 42m

Mon 2/118:23 a.m. -

1 stop5h 40m

Deal found 16/9C$ 291

Thu 15/101:40 p.m. -

Nonstop1h 30m

Sat 17/1011:25 a.m. -

Nonstop1h 30m

Deal found 15/9C$ 289

Sun 4/106:10 a.m. -

1 stop5h 35m

Tue 6/106:05 a.m. -

1 stop5h 14m

Deal found 14/9C$ 324

Thu 15/107:00 a.m. -

1 stop4h 55m

Sun 18/106:45 a.m. -

1 stop4h 58m

Deal found 16/9C$ 312

Fri 4/129:07 a.m. -

1 stop18h 28m

Mon 7/127:00 a.m. -

1 stop16h 37m

Deal found 18/9C$ 345

Thu 22/1012:45 p.m. -

Nonstop1h 37m

Sun 25/108:23 a.m. -

1 stop10h 22m

Deal found 17/9C$ 315

Fri 23/103:22 p.m. -

1 stop14h 09m

Sat 31/109:55 a.m. -

2 stops12h 34m

Deal found 15/9C$ 387

Sat 17/1010:45 a.m. -

1 stop4h 15m

Sat 24/109:45 a.m. -

1 stop4h 35m

Deal found 19/9C$ 414

Wed 18/112:45 p.m. -

Nonstop1h 39m

Mon 23/115:50 p.m. -

1 stop5h 36m

Deal found 17/9C$ 315

Mon 19/103:15 p.m. -

Nonstop1h 27m

Sun 25/109:55 a.m. -

1 stop6h 01m

Deal found 16/9C$ 391

Fri 4/128:45 a.m. -

1 stop7h 41m

Mon 7/1212:00 p.m. -

2 stops14h 21m

Deal found 18/9C$ 418

Sat 17/1011:00 a.m. -

1 stop5h 01m

Mon 19/1010:19 p.m. -

Nonstop1h 35m

Deal found 17/9C$ 323

Sat 21/116:25 p.m. -

Nonstop1h 58m

Mon 23/119:55 a.m. -

Nonstop1h 43m

Deal found 19/9C$ 432

Sat 5/124:00 p.m. -

1 stop5h 00m

Mon 7/125:20 p.m. -

Nonstop1h 37m

Deal found 17/9C$ 401

Fri 16/106:30 a.m. -

1 stop4h 15m

Sun 18/103:50 p.m. -

1 stop5h 22m

Deal found 18/9C$ 426

Fri 16/1011:00 a.m. -

1 stop5h 01m

Sun 18/106:10 a.m. -

1 stop9h 36m

Deal found 19/9C$ 323

Fri 23/106:35 a.m. -

2 stops14h 41m

Sun 1/116:13 a.m. -

1 stop8h 30m

Deal found 15/9C$ 439

Tue 20/107:25 a.m. -

1 stop4h 30m

Tue 20/103:45 p.m. -

1 stop5h 45m

Deal found 16/9C$ 418

Mon 2/118:45 a.m. -

1 stop9h 29m

Mon 9/1110:11 a.m. -

1 stop10h 44m

Deal found 18/9C$ 443

Thu 29/106:00 a.m. -

2 stops23h 20m

Sun 1/116:10 a.m. -

1 stop8h 25m

Deal found 15/9C$ 336

Thu 3/129:10 a.m. -

1 stop6h 35m

Sun 6/125:20 p.m. -

1 stop4h 32m

Deal found 14/9C$ 495

Sat 12/127:00 a.m. -

3 stops13h 54m

Mon 14/129:55 a.m. -

2 stops16h 11m

Deal found 17/9C$ 435

Fri 30/103:20 p.m. -

Nonstop1h 27m

Mon 2/115:20 p.m. -

Nonstop1h 37m

Deal found 19/9C$ 344

Find flight deals from Canada to Dulles Intl

Round-trip from	C$ 250
One-way from	C$ 166
Popular in	March
Cheapest in	November
Average price	C$ 366
Good round-trip deal	C$ 290 or less
Good one-way deal	C$ 164 or less

Porter Airlines
23/10-25/10
Nonstop
3h 02m total
Canada to Washington, D.C.

Search Deals

Porter Airlines
22/10-31/12
Nonstop
1h 30m total
Canada to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 55 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Canada to Washington, D.C. Dulles Intl.

Search Deals

Price to beat on a one-way flight from Canada to Washington, D.C. Dulles Intl.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Thu 22/10

12:45 p.m.-2:22 p.m.

Nonstop1h 37m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 175

Quickest round-trip

TorontoWashington, D.C.

YTZ Toronto Island - IAD Washington, D.C. Dulles Intl

YTZIAD

Toronto Island

Wed 25/11

9:10 a.m.-10:38 a.m.

Nonstop1h 28m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 176

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Thu 15/10

12:45 p.m.-2:22 p.m.

Nonstop1h 37m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 194

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Sun 22/11

6:45 a.m.-1:28 p.m.

1 stop6h 43m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 196

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Wed 18/11

9:44 a.m.-4:35 p.m.

1 stop6h 51m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 196

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Thu 1/10

11:00 a.m.-4:01 p.m.

1 stop5h 01m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 196

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Sun 1/11

6:00 a.m.-11:34 a.m.

1 stop5h 34m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 197

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Tue 3/11

6:00 a.m.-11:50 a.m.

1 stop5h 50m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 199

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Thu 29/10

9:40 a.m.-4:28 p.m.

1 stop6h 48m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 199

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - IAD Washington, D.C. Dulles Intl

YYZIAD

Toronto Pearson Intl

Thu 29/10

10:53 a.m.-12:30 a.m.

1 stop13h 37m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 201

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Canada to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Canada with our price prediction graph.

YYZ-IAD

YTZ-IAD

YWG-IAD

YVR-IAD

YUL-IAD

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Canada to Washington, D.C. Dulles Intl Airport

CA0-IAD

YYZ-IAD

YTZ-IAD

YWG-IAD

YVR-IAD

What is the cheapest month to book a flight from Canada to Washington, D.C. Dulles Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Canada to Washington, D.C. Dulles Intl Airport (average of C$ 407). Flying from Canada to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of C$ 526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to IAD?

It’s optimal to fly from Canada to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Canada to Washington, D.C. Dulles Intl Airport

The most flights from CA0 to IAD are scheduled on a Wednesday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

How often are flights from Canada to Washington, D.C. delayed?

About 18% of weekly flights between Canada and Washington, D.C. have experienced delays in the past year, with the average delay time being 116 minutes.

What is the most punctual flight time for Canada to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to Washington, D.C. flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from Canada to Washington, D.C. Dulles Intl Airport?

The best time to book flights from Canada to Washington, D.C. Dulles Intl Airport is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Canada to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Canada to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Porter Airlines,Air Transat, andUnited Airlines from Canada to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Porter Airlines

8.0

Very good

462 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Transat

7.7

Good

579 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.4

Good

10,230 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,447 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,652 reviews

Porter Airlines

8.0

Very good

462 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Related info for your journey

How long is the flight from Canada to Washington, D.C. Dulles Intl Airport?
There are many flights that can get you from Canada to Washington, D.C. Dulles Intl Airport in 1h 30m. Fly via Porter Airlines, United Airlines, or Alaska Airlines to get the fastest option. There are 546 km between Canada and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Canada to Washington, D.C. Dulles Intl Airport one-way?
To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 156. United Airlines flights start at C$ 193 while deals on Air Canada start at C$ 194 one-way.
What are the most popular routes from Canada to Washington, D.C. Dulles Intl Airport?
The most popular flight routes from Canada to Washington, D.C. Dulles Intl Airport are Toronto Pearson Intl - Washington, D.C. Dulles Intl, Toronto Island - Washington, D.C. Dulles Intl and Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl.
What are the most reliable airlines from Canada to Washington, D.C. Dulles Intl Airport?
Consider ANA (84%), Copa Airlines (82%) or Republic Airways (82%) when booking your flight. These represent the most reliable airlines when flying from Canada to Washington, D.C. Dulles Intl Airport.
What are the cheapest flights from Canada to Washington, D.C. Dulles Intl Airport?
Looking at all options, your cheapest flight can be booked for C$ 243. While the most popular route (Toronto Pearson Intl - Washington, D.C. Dulles Intl) can be booked for C$ 274 on average, our data indicates C$ 2,510 when flying from Canada to Washington, D.C. Dulles Intl Airport.
Can I find deals for flights from Canada to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Canada to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Canada to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Dulles Intl.
Can I find deals for business class flights from Canada to Dulles Intl?
Yes. Cheapflights offers flight deals from Canada to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Canada to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Canada to Washington, D.C. Dulles Intl Airport (average of C$ 407). Flying from Canada to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of C$ 526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Silver Spring

Winchester

Alexandria

Hanover

Oxon Hill

Gaithersburg

Reston

Chantilly

Herndon

Ellicott City

Arlington

Fredericksburg

Ashburn

Rockville

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

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Dulles Intl flight routes

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Alternative routes for Canada to Dulles Intl

Pearson Intl to Dulles Intl flights

Pearson Intl to Reagan-National flights

Toronto Island to Dulles Intl flights

Pearson Intl to Baltimore flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Vancouver Intl to Reagan-National flights

Vancouver Intl to Dulles Intl flights

Ottawa to Dulles Intl flights

Toronto Island to Reagan-National flights

Ottawa to Reagan-National flights

Pierre Elliott Trudeau Intl to Baltimore flights

Vancouver Intl to Baltimore flights

Calgary to Dulles Intl flights

Calgary to Reagan-National flights

Ottawa to Baltimore flights

Toronto Island to Baltimore flights

Calgary to Baltimore flights

Winnipeg to Dulles Intl flights

Winnipeg to Reagan-National flights

Winnipeg to Baltimore flights

Buffalo to Baltimore flights

Halifax to Dulles Intl flights

Edmonton to Dulles Intl flights

Edmonton to Baltimore flights

Halifax to Reagan-National flights

Edmonton to Reagan-National flights

Saskatoon to Baltimore flights

Halifax to Baltimore flights

Saskatoon to Reagan-National flights

Québec City to Reagan-National flights

Québec City to Dulles Intl flights

Seattle to Dulles Intl flights

Victoria to Dulles Intl flights

Québec City to Baltimore flights

Kamloops to Dulles Intl flights

Victoria to Reagan-National flights

Kelowna to Dulles Intl flights

Regina to Baltimore flights

St. John's to Dulles Intl flights

Regina to Reagan-National flights

Hamilton to Reagan-National flights

London to Baltimore flights

London to Dulles Intl flights

Top 6 airlines flying from Canada to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 113	AverageC$ 570	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 234	AverageC$ 379	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
WestJet	CheapestC$ 242	AverageC$ 581	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Transat	CheapestC$ 288	AverageC$ 524	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
United Airlines	CheapestC$ 326	AverageC$ 575	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	CheapestC$ 330	AverageC$ 665	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

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How does Cheapflights help users find flights from Canada to Dulles Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Canada to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Canada to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Canada to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Canada to Dulles Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Canada to Dulles Intl flexibly with Cheapflights today.

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Cheap flights from Canada to Washington, D.C. Dulles Intl Airport from C$ 166

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Canada to Dulles Intl

Cheapest flights from Canada to Dulles IntlExplore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Canada to Dulles IntlDiscover carefully curated flight deals from Canada to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Canada to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Canada to Dulles IntlExplore direct flight options from Canada to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Explore direct flight options from Canada to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Canada to Dulles IntlDiscover last-minute flight deals from Canada to Dulles Intl. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Canada to Dulles Intl. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Canada to Dulles IntlSearch for one-way flight options from Canada to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Canada to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Canada to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Canada with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Canada to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from CA to IAD?

Find hourly flight availability from Canada to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 September 2026.

It’s optimal to fly from Canada to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Canada to Washington, D.C. Dulles Intl Airport

The most flights from CA0 to IAD are scheduled on a Wednesday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

How often are flights from Canada to Washington, D.C. delayed?

About 18% of weekly flights between Canada and Washington, D.C. have experienced delays in the past year, with the average delay time being 116 minutes.

What is the most punctual flight time for Canada to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Canada to Washington, D.C. flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from Canada to Washington, D.C. Dulles Intl Airport?

The best time to book flights from Canada to Washington, D.C. Dulles Intl Airport is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest day to fly from Canada to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Canada to Dulles Intl. Price data was last updated on 12 September 2026.

Travelers seeking maximum savings on their Canada to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Porter Airlines,Air Transat, andUnited Airlines from Canada to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Canada to Washington, D.C. Dulles Intl Airport?

What are the cheapest airlines to fly from Canada to Washington, D.C. Dulles Intl Airport one-way?

What are the most popular routes from Canada to Washington, D.C. Dulles Intl Airport?

What are the most reliable airlines from Canada to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Canada to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Canada to Dulles Intl that include hotel bookings?

How can I find direct flights from Canada to Dulles Intl?

Can I find deals for business class flights from Canada to Dulles Intl?

What is the cheapest month to book a flight from Canada to Washington, D.C. Dulles Intl Airport?

Travelling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Canada to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to District of Columbia

Book a non-stop flight to one of these other cities located in District of Columbia.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 September 2026.

Search flights from Canada to Dulles Intl by cabin class

Find flights from Canada to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Canada and Dulles Intl flights

Browse other Canada and Dulles Intl flight options. Last updated on 19 September 2026.

Popular flight searches

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Canada to Dulles Intl flights

Consider these flights travelling from Canada to Dulles Intl.

Top 6 airlines flying from Canada to Dulles Intl

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Cheapest flights from Canada to Dulles Intl
Explore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Canada to Dulles Intl
Discover carefully curated flight deals from Canada to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Canada to Dulles Intl
Explore direct flight options from Canada to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Canada to Dulles Intl
Discover last-minute flight deals from Canada to Dulles Intl. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Canada to Dulles Intl
Search for one-way flight options from Canada to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.