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Cheap flights from Canada to Washington, D.C. Dulles Intl Airport from C$ 163

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAD
5 Jul — 12 Jul1
1 adult

Cheap flight deals from Canada to Dulles Intl

Keep the following information in mind while searching for Canada to Dulles Intl flight deals. Data was last updated 30 June 2025.

Round-trip from

C$ 248

One-way from

C$ 163

Popular in

June

Cheapest in

April

Average price

C$ 420

Good round-trip deal

C$ 240 or less

Good one-way deal

C$ 198 or less
Air Canada
  • Air Canada
  • 14/8-21/8
  • Nonstop
  • 3h 03m total
  • Canada to Washington, D.C.
Search Deals
Porter Airlines
  • Porter Airlines
  • 22/7
  • Nonstop
  • 1h 31m total
  • Canada to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Canada to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Canada to Washington, D.C. Dulles Intl.
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Find flight deals from Canada to Dulles Intl

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 30 June 2025.

Sat 12/71:25 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Wed 30/74:10 p.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Deal found 30/6C$ 242
Thu 14/88:10 a.m.YYZ - IAD
Nonstop1h 27mAir Canada
Thu 21/82:25 p.m.IAD - YYZ
Nonstop1h 36mAir Canada
Deal found 30/6C$ 248
Thu 14/88:45 a.m.YTZ - IAD
Nonstop1h 31mAir Transat
Thu 21/84:10 p.m.IAD - YTZ
Nonstop1h 33mAir Transat
Deal found 30/6C$ 261
Wed 23/71:25 p.m.YTZ - IAD
Nonstop1h 31mMultiple Airlines
Tue 29/74:10 p.m.IAD - YTZ
Nonstop1h 33mMultiple Airlines
Deal found 30/6C$ 268
Fri 3/1011:30 a.m.YYC - IAD
Nonstop4h 20mWestJet
Mon 6/106:45 p.m.IAD - YYC
Nonstop4h 54mWestJet
Deal found 29/6C$ 282
Wed 13/810:20 a.m.YTZ - IAD
1 stop6h 00mAir Canada
Wed 20/89:35 a.m.IAD - YTZ
1 stop7h 11mAir Canada
Deal found 29/6C$ 290
Tue 12/811:45 p.m.YYC - IAD
1 stop7h 52mAir Canada
Tue 19/810:20 a.m.IAD - YYC
1 stop15h 50mAir Canada
Deal found 28/6C$ 301
Wed 23/710:05 a.m.YYZ - IAD
Nonstop1h 34mUnited Airlines
Sun 27/78:22 a.m.IAD - YYZ
Nonstop1h 42mUnited Airlines
Deal found 30/6C$ 301
Wed 13/86:15 a.m.YYC - IAD
2 stops16h 15mUnited Airlines
Wed 20/86:35 a.m.IAD - YYC
1 stop10h 12mUnited Airlines
Deal found 29/6C$ 311
Thu 2/101:10 a.m.YYC - IAD
1 stop6h 28mMultiple Airlines
Mon 6/106:45 p.m.IAD - YYC
Nonstop4h 54mMultiple Airlines
Deal found 29/6C$ 321
Tue 5/810:45 a.m.YUL - IAD
1 stop4h 11mPorter Airlines
Mon 18/84:10 p.m.IAD - YUL
1 stop4h 00mPorter Airlines
Deal found 29/6C$ 337
Thu 4/95:00 a.m.YUL - IAD
1 stop4h 38mAir Canada
Tue 9/99:35 a.m.IAD - YUL
Nonstop1h 53mAir Canada
Deal found 29/6C$ 339

Cheapflights Fare Finder

Customize your flight search to find flights from Canada to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 June 2025.
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

Canada

Fly to

Dulles Intl

Route

Depart

Return

Price

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sat 12/7

1:25 p.m.-2:56 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Fri 1/8

4:10 p.m.-5:43 p.m.

Nonstop1h 33m

C$ 242

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 14/8

8:10 a.m.-9:37 a.m.

Nonstop1h 27m

Washington, D.C. Dulles Intl

Thu 21/8

2:25 p.m.-4:01 p.m.

Nonstop1h 36m

C$ 248

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 14/8

8:45 a.m.-10:16 a.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Thu 21/8

4:10 p.m.-5:43 p.m.

Nonstop1h 33m

C$ 261

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Wed 23/7

1:25 p.m.-2:56 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Tue 29/7

4:10 p.m.-5:43 p.m.

Nonstop1h 33m

C$ 268

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 3/10

11:30 a.m.-5:50 p.m.

Nonstop4h 20m

Washington, D.C. Dulles Intl

Mon 6/10

6:45 p.m.-9:39 p.m.

Nonstop4h 54m

C$ 282

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Wed 13/8

10:20 a.m.-4:20 p.m.

1 stop6h 00m

Washington, D.C. Dulles Intl

Wed 20/8

9:35 a.m.-4:46 p.m.

1 stop7h 11m

C$ 290

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 23/7

10:05 a.m.-11:39 a.m.

Nonstop1h 34m

Washington, D.C. Dulles Intl

Sun 27/7

8:22 a.m.-10:04 a.m.

Nonstop1h 42m

C$ 301

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Tue 12/8

11:45 p.m.-9:37 a.m.

1 stop7h 52m

Washington, D.C. Dulles Intl

Tue 19/8

10:20 a.m.-12:10 a.m.

1 stop15h 50m

C$ 301

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 13/8

6:15 a.m.-12:30 a.m.

2 stops16h 15m

Washington, D.C. Dulles Intl

Wed 20/8

6:35 a.m.-2:47 p.m.

1 stop10h 12m

C$ 311

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 2/10

1:10 a.m.-9:38 a.m.

1 stop6h 28m

Washington, D.C. Dulles Intl

Mon 6/10

6:45 p.m.-9:39 p.m.

Nonstop4h 54m

C$ 321

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/6

Showing 1-10 of 60 results
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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.
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

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$ 256). Flying from Canada to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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?

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 30 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada to Washington, D.C. Dulles Intl Airport as you normally would.

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

Explore weekly flight availability from Canada to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 June 2025.

The most flights from CA0 to IAD are scheduled on a Monday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 30 June 2025.
Get a feel of what it's like to fly with Alaska Airlines,Porter Airlines, andDelta 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.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Porter Airlines
8.0
Very good
296 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Transat
7.8
Good
405 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Canada to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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$ 163. Air Canada flights start at C$ 168 while deals on WestJet start at C$ 182 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, Vancouver Intl - Washington, D.C. Dulles Intl and Toronto Island - Washington, D.C. Dulles Intl.

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

    Consider ANA (94%), Avianca (88%) or Jazz (85%) 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$ 197. While the most popular route (Toronto Pearson Intl - Washington, D.C. Dulles Intl) can be booked for C$ 301 on average our data indicates C$ 1,984 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$ 256). Flying from Canada to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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

Travelling to a place near Canada?

Book flights to Canada if you plan to visit one of these locations
Herndon
Warrenton
Arlington
Hanover
Reston
Fairfax
Ellicott City
Gaithersburg
Winchester
Falls Church
Alexandria
Manassas
Fredericksburg
Rockville

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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.
Pearson Intl to Reagan-National flights
Pearson Intl to Dulles Intl flights
Vancouver Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
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Pearson Intl to Baltimore flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Baltimore flights
Vancouver Intl to Baltimore flights
Ottawa to Dulles Intl flights
Toronto Island to Baltimore flights
Calgary to Dulles Intl flights
Vancouver Intl to Reagan-National flights
Ottawa to Reagan-National flights
Ottawa to Baltimore flights
Edmonton to Dulles Intl flights
Calgary to Reagan-National flights
Calgary to Baltimore flights
Halifax to Baltimore flights
Halifax to Dulles Intl flights
Edmonton to Baltimore flights
Edmonton to Reagan-National flights
Halifax to Reagan-National flights
Seattle to Reagan-National flights
Toronto Island to Reagan-National flights
Winnipeg to Dulles Intl flights
Winnipeg to Baltimore flights
Winnipeg to Reagan-National flights
Buffalo to Baltimore flights
Seattle to Dulles Intl flights
London to Dulles Intl flights
Québec City to Reagan-National flights
London to Baltimore flights
Kamloops to Baltimore flights
London to Reagan-National flights
Kamloops to Dulles Intl flights
Québec City to Dulles Intl flights
Victoria to Baltimore flights
Québec City to Baltimore flights
Kelowna to Dulles Intl flights
Kelowna to Reagan-National flights
Kelowna to Baltimore flights

Top 7 airlines flying from Canada to Dulles Intl

Discover the top 7 airlines that operate flights from Canada to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 202AverageC$ 374FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 211AverageC$ 388FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 230AverageC$ 550FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 240AverageC$ 497FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 256AverageC$ 550FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 284AverageC$ 636FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 384AverageC$ 782FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

Can Cheapflights notify me if prices for flights from Canada to Dulles Intl become cheaper?

Of course! You can now track prices for flights from Canada to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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