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

A quick flight from Quebec to Washington, D.C. Dulles Intl Airport can take about 2h 13m. United Airlines provides one of the quickest options available for as low as C$ 434. Quebec and Washington, D.C. Dulles Intl Airport are separated by a distance of 785 km. This flight may include one or multiple stops.

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

For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 196. Users have also found prices from C$ 252 and C$ 284 on Air Canada and United Airlines, respectively.

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 Quebec to Washington, D.C. Dulles Intl Airport?

The most popular route from Quebec to Washington, D.C. Dulles Intl Airport is Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl. You may also consider Ottawa - Washington, D.C. Dulles Intl or Québec City - Washington, D.C. Dulles Intl.

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

Looking at all options, your cheapest flight can be booked for C$ 306. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) can be booked for C$ 419 on average, our data indicates C$ 683 when flying from Quebec to Washington, D.C. Dulles Intl Airport.

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

The top 3 most reliable airlines when flying from Quebec to Washington, D.C. Dulles Intl Airport are Sun Country Air (100%), Avianca (80%) and Copa Airlines (78%).

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

Before booking your flight from Quebec to Washington, D.C. Dulles Intl Airport check out the most popular airlines for this route: Air Canada, Porter Airlines or United Airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Quebec 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$ 253+ Cheap Flights from Quebec to Washington, D.C. Dulles Intl Airport

Cheap flight deals from Quebec to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Quebec to Dulles Intl
Explore the most affordable flight options available from Quebec to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Sat 3/106:30 a.m. -

1 stop4h 15m

Sun 4/1011:25 a.m. -

1 stop6h 47m

Deal found 19/9C$ 424

Thu 8/106:30 a.m. -

1 stop4h 15m

Mon 12/1011:25 a.m. -

1 stop6h 47m

Deal found 18/9C$ 426

Fri 16/106:30 a.m. -

1 stop4h 15m

Sun 18/103:50 p.m. -

1 stop5h 22m

Deal found 19/9C$ 427

Sat 24/106:30 a.m. -

1 stop4h 15m

Mon 26/1011:20 a.m. -

1 stop4h 40m

Deal found 19/9C$ 428

Fri 16/109:00 a.m. -

1 stop6h 10m

Tue 20/1011:25 a.m. -

1 stop6h 47m

Deal found 19/9C$ 430

Fri 9/109:00 a.m. -

1 stop6h 10m

Sun 11/1011:25 a.m. -

1 stop6h 47m

Deal found 18/9C$ 431

Sat 10/105:05 p.m. -

Nonstop1h 55m

Tue 27/109:55 a.m. -

Nonstop1h 43m

Deal found 22/9C$ 434

Fri 13/116:25 p.m. -

Nonstop1h 58m

Sun 22/119:55 a.m. -

Nonstop1h 43m

Deal found 19/9C$ 435

Fri 2/109:15 a.m. -

Nonstop1h 58m

Sun 4/105:40 p.m. -

Nonstop2h 05m

Deal found 18/9C$ 437

Thu 22/109:00 a.m. -

1 stop6h 10m

Mon 26/1011:20 a.m. -

1 stop4h 40m

Deal found 21/9C$ 438

Thu 8/109:00 a.m. -

1 stop6h 10m

Thu 15/103:50 p.m. -

1 stop5h 22m

Deal found 18/9C$ 440

Sat 10/106:10 a.m. -

2 stops15h 04m

Sun 11/108:20 a.m. -

1 stop5h 52m

Deal found 19/9C$ 687

Best flights from Quebec to Dulles Intl
Discover carefully curated flight deals from Quebec to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Tue 24/112:13 p.m. -

Nonstop2h 13m

Sat 28/115:46 p.m. -

Nonstop2h 02m

Deal found 20/9C$ 434

Mon 2/113:00 p.m. -

1 stop7h 25m

Sun 8/119:55 a.m. -

Nonstop1h 43m

Deal found 18/9C$ 458

Mon 2/115:10 p.m. -

1 stop17h 28m

Mon 9/116:25 p.m. -

1 stop18h 45m

Deal found 18/9C$ 834

Fri 2/109:15 a.m. -

Nonstop1h 58m

Sun 4/105:40 p.m. -

Nonstop2h 05m

Deal found 18/9C$ 437

Sat 7/113:05 p.m. -

1 stop5h 18m

Sat 14/119:55 a.m. -

1 stop4h 05m

Deal found 23/9C$ 916

Thu 5/119:15 a.m. -

Nonstop2h 13m

Sun 8/115:20 p.m. -

1 stop4h 25m

Deal found 22/9C$ 464

Fri 11/129:15 a.m. -

Nonstop2h 13m

Sat 26/125:45 p.m. -

Nonstop2h 03m

Deal found 19/9C$ 452

Fri 11/122:13 p.m. -

Nonstop2h 13m

Mon 14/125:20 p.m. -

1 stop4h 25m

Deal found 19/9C$ 465

Sat 3/109:15 a.m. -

Nonstop1h 58m

Sun 4/106:45 a.m. -

1 stop6h 24m

Deal found 19/9C$ 465

Fri 2/109:15 a.m. -

Nonstop1h 58m

Mon 5/108:33 a.m. -

1 stop4h 36m

Deal found 18/9C$ 465

Tue 24/119:15 a.m. -

Nonstop2h 13m

Sun 29/116:10 a.m. -

1 stop7h 18m

Deal found 19/9C$ 465

Thu 15/109:15 a.m. -

Nonstop1h 58m

Sat 24/108:20 a.m. -

1 stop9h 10m

Deal found 20/9C$ 465

Thu 8/109:15 a.m. -

Nonstop1h 58m

Sun 11/108:33 a.m. -

1 stop4h 36m

Deal found 21/9C$ 466

Sat 14/115:10 p.m. -

1 stop17h 28m

Thu 19/1111:20 a.m. -

1 stop25h 50m

Deal found 18/9C$ 839

Tue 15/123:10 p.m. -

1 stop5h 13m

Thu 17/129:55 a.m. -

1 stop4h 06m

Deal found 21/9C$ 933

Tue 3/115:10 p.m. -

1 stop17h 28m

Tue 10/1111:20 a.m. -

1 stop25h 50m

Deal found 18/9C$ 856

Tue 15/121:50 p.m. -

1 stop6h 20m

Thu 17/1211:20 a.m. -

2 stops11h 26m

Deal found 21/9C$ 906

Tue 3/115:10 p.m. -

1 stop17h 28m

Tue 10/116:07 p.m. -

2 stops46h 23m

Deal found 18/9C$ 923

Mon 11/16:00 a.m. -

1 stop16h 02m

Mon 1/23:38 p.m. -

2 stops24h 52m

Deal found 20/9C$ 959

Tue 26/15:45 p.m. -

1 stop5h 15m

Sat 30/16:00 a.m. -

1 stop10h 41m

Deal found 21/9C$ 966

Tue 19/16:00 a.m. -

1 stop14h 22m

Wed 20/16:00 a.m. -

1 stop5h 48m

Deal found 22/9C$ 966

Find flight deals from Quebec to Dulles Intl

Round-trip from	C$ 424
One-way from	C$ 253
Popular in	August
Cheapest in	October
Average price	C$ 520
Good round-trip deal	C$ 708 or less
Good one-way deal	C$ 392 or less

Porter Airlines
3/10-4/10
2 total stops
11h 02m total
Quebec to Washington, D.C.

Search Deals

Air Canada
3/11-31/12
1 total stop
4h 35m total
Quebec to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (C$ 97 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 14 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 Quebec to Washington, D.C. Dulles Intl.

Search Deals

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

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

9:15 a.m.-11:13 a.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 256

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 18/11

9:15 a.m.-11:28 a.m.

Nonstop2h 13m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 256

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

9:15 a.m.-11:13 a.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 256

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 27/11

2:13 p.m.-4:26 p.m.

Nonstop2h 13m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 270

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 15/11

6:35 p.m.-12:41 a.m.

1 stop6h 06m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 277

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

3:25 p.m.-10:59 p.m.

1 stop7h 34m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 277

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

3:00 p.m.-10:25 p.m.

1 stop7h 25m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 277

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 5/11

2:46 p.m.-12:42 a.m.

1 stop9h 56m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 278

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 18/12

3:00 p.m.-11:21 p.m.

1 stop8h 21m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 292

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - IAD Washington, D.C. Dulles Intl

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 15/11

6:25 p.m.-8:23 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 31/12

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

Nonstop0h 00m

C$ 346

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/9

Showing 1-10 of 44 resultsSorted by cheapest first

...

Best time to book a flight from Quebec to Dulles Intl

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

YUL-IAD

YQB-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 Quebec to Washington, D.C. Dulles Intl Airport

CAQC-IAD

YUL-IAD

YQB-IAD

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

Currently, February is the cheapest month in which you can book a flight from Quebec to Washington, D.C. Dulles Intl Airport (average of C$ 379). Flying from Quebec to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of C$ 628). 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 QC to IAD?

One of the essential ways to save on airfare from Quebec to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 31% on airfare.

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

The most flights from CAQC to IAD are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Quebec to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Quebec to Washington, D.C. Dulles Intl Airport flights typically cost between C$ 471 and C$ 577 in October.
The cheapest round-trip price found within the last 5 days was C$ 424 on Porter Airlines (3 Oct-4 Oct).

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

Travelers seeking maximum savings on their Quebec to Washington, D.C. Dulles Intl Airport flight should consider departing on Sunday afternoons 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.

Related info for your journey

How long is the flight from Quebec to Washington, D.C. Dulles Intl Airport?
A quick flight from Quebec to Washington, D.C. Dulles Intl Airport can take about 2h 13m. United Airlines provides one of the quickest options available for as low as C$ 434. Quebec and Washington, D.C. Dulles Intl Airport are separated by a distance of 785 km. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Quebec to Washington, D.C. Dulles Intl Airport one-way?
For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 196. Users have also found prices from C$ 252 and C$ 284 on Air Canada and United Airlines, respectively.
What are the most popular routes from Quebec to Washington, D.C. Dulles Intl Airport?
The most popular route from Quebec to Washington, D.C. Dulles Intl Airport is Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl. You may also consider Ottawa - Washington, D.C. Dulles Intl or Québec City - Washington, D.C. Dulles Intl.
What are the most reliable airlines from Quebec to Washington, D.C. Dulles Intl Airport?
The top 3 most reliable airlines when flying from Quebec to Washington, D.C. Dulles Intl Airport are Sun Country Air (100%), Avianca (80%) and Copa Airlines (78%).
What are the cheapest flights from Quebec to Washington, D.C. Dulles Intl Airport?
Looking at all options, your cheapest flight can be booked for C$ 306. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) can be booked for C$ 419 on average, our data indicates C$ 683 when flying from Quebec to Washington, D.C. Dulles Intl Airport.
Can I find deals for flights from Quebec to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Quebec to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Quebec to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Quebec to Dulles Intl.
Can I find deals for business class flights from Quebec to Dulles Intl?
Yes. Cheapflights offers flight deals from Quebec 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 Quebec to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Quebec to Washington, D.C. Dulles Intl Airport (average of C$ 379). Flying from Quebec to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of C$ 628). 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.

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Silver Spring

Winchester

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Hanover

Oxon Hill

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Reston

Herndon

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Ashburn

Rockville

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Alternative routes for Quebec to Dulles Intl

Pearson Intl to Reagan-National flights

Pearson Intl to Dulles Intl flights

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Pearson Intl to Baltimore flights

Pierre Elliott Trudeau Intl to Reagan-National flights

Pierre Elliott Trudeau Intl to Dulles Intl flights

Toronto Island to Reagan-National flights

Ottawa to Reagan-National flights

Ottawa to Dulles Intl flights

Pierre Elliott Trudeau Intl to Baltimore flights

Toronto Island to Baltimore flights

Vancouver Intl to Dulles Intl flights

Vancouver Intl to Reagan-National flights

Ottawa to Baltimore flights

Calgary to Reagan-National flights

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Vancouver Intl to Baltimore flights

Calgary to Baltimore flights

Edmonton to Dulles Intl flights

Edmonton to Reagan-National flights

Winnipeg to Baltimore flights

Winnipeg to Dulles Intl flights

Halifax to Dulles Intl flights

Halifax to Baltimore flights

Halifax to Reagan-National flights

Winnipeg to Reagan-National flights

Edmonton to Baltimore flights

Québec City to Dulles Intl flights

Québec City to Reagan-National flights

Victoria to Dulles Intl flights

Hamilton to Reagan-National flights

Regina to Baltimore flights

Québec City to Baltimore flights

Saskatoon to Baltimore flights

Regina to Dulles Intl flights

Kamloops to Dulles Intl flights

Fredericton to Dulles Intl flights

Thunder Bay to Dulles Intl flights

Victoria to Reagan-National flights

Victoria to Baltimore flights

London to Baltimore flights

Saskatoon to Reagan-National flights

London to Reagan-National flights

Regina to Reagan-National flights

St. John's to Dulles Intl flights

St. John's to Reagan-National flights

Fort McMurray to Reagan-National flights

Top 3 airlines flying from Quebec to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Porter Airlines	CheapestC$ 304	AverageC$ 441	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 373	AverageC$ 517	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 444	AverageC$ 585	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Quebec today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Quebec to Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Dulles Intl from Quebec shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Quebec today and book when prices fit your budget.

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Cheap flights from Quebec to Washington, D.C. Dulles Intl Airport from C$ 253

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Quebec to Dulles Intl

Cheapest flights from Quebec to Dulles IntlExplore the most affordable flight options available from Quebec to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Explore the most affordable flight options available from Quebec to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from Quebec to Dulles IntlDiscover carefully curated flight deals from Quebec to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Discover carefully curated flight deals from Quebec to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from Quebec to Dulles IntlExplore direct flight options from Quebec to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Explore direct flight options from Quebec to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from Quebec to Dulles IntlDiscover last-minute flight deals from Quebec to Dulles Intl. Data last updated 23 September 2026 and is based on user searches.

Discover last-minute flight deals from Quebec to Dulles Intl. Data last updated 23 September 2026 and is based on user searches.

One-way flights from Quebec to Dulles IntlSearch for one-way flight options from Quebec to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Search for one-way flight options from Quebec to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Find flight deals from Quebec to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from Quebec to Dulles Intl

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

Cheapflights Insights

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

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

Find hourly flight availability from Quebec 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 23 September 2026.

One of the essential ways to save on airfare from Quebec to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 31% on airfare.

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

The most flights from CAQC to IAD are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Quebec to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Quebec to Washington, D.C. Dulles Intl Airport flights typically cost between C$ 471 and C$ 577 in October.The cheapest round-trip price found within the last 5 days was C$ 424 on Porter Airlines (3 Oct-4 Oct).

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

Use this chart to determine the cheapest time to fly round-trip from Quebec to Dulles Intl. Price data was last updated on 19 September 2026.

Travelers seeking maximum savings on their Quebec to Washington, D.C. Dulles Intl Airport flight should consider departing on Sunday afternoons 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.

Related info for your journey

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

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

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

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

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

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

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

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

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Other flights to Dulles Intl

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Quebec and Dulles Intl flights

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Top 3 airlines flying from Quebec to Dulles Intl

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Cheapest flights from Quebec to Dulles Intl
Explore the most affordable flight options available from Quebec to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 September 2026.

Best flights from Quebec to Dulles Intl
Discover carefully curated flight deals from Quebec to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 23 September 2026.

Direct flights from Quebec to Dulles Intl
Explore direct flight options from Quebec to Dulles Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 September 2026.

Last-minute flights from Quebec to Dulles Intl
Discover last-minute flight deals from Quebec to Dulles Intl. Data last updated 23 September 2026 and is based on user searches.

One-way flights from Quebec to Dulles Intl
Search for one-way flight options from Quebec to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 23 September 2026.

Quebec to Washington, D.C. Dulles Intl Airport flights typically cost between C$ 471 and C$ 577 in October.
The cheapest round-trip price found within the last 5 days was C$ 424 on Porter Airlines (3 Oct-4 Oct).