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Cheap flights from Quebec to Washington, D.C. from C$ 246

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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — WAS
17 Jul — 24 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Quebec to Washington, D.C.

Enter your travel dates to find the best prices.

Cheapest flights from Quebec to Washington, D.C.
Explore the most affordable flight options available from Quebec to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 June 2026.

Thu 23/710:35 a.m.
YUL
-
IAD
1 stop4h 36m
Porter Airlines
Sun 26/73:55 p.m.
IAD
-
YUL
1 stop6h 15m
Porter Airlines
Deal found 14/6C$ 407
Fri 16/108:00 p.m.
YUL
-
DCA
Nonstop1h 50m
Air Canada
Tue 20/104:20 p.m.
DCA
-
YUL
Nonstop1h 53m
Air Canada
Deal found 14/6C$ 407
Thu 24/910:35 a.m.
YUL
-
IAD
1 stop4h 35m
Porter Airlines
Fri 25/93:50 p.m.
IAD
-
YUL
1 stop4h 20m
Porter Airlines
Deal found 13/6C$ 409
Tue 22/98:30 a.m.
YUL
-
DCA
Nonstop1h 50m
Air Canada
Tue 29/96:00 a.m.
DCA
-
YUL
Nonstop1h 48m
Air Canada
Deal found 13/6C$ 409
Fri 31/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Tue 4/811:25 a.m.
IAD
-
YUL
1 stop6h 45m
Porter Airlines
Deal found 16/6C$ 410
Sat 1/810:35 a.m.
YUL
-
IAD
1 stop4h 35m
Porter Airlines
Mon 10/83:50 p.m.
IAD
-
YUL
1 stop6h 20m
Porter Airlines
Deal found 15/6C$ 412
Thu 2/710:30 a.m.
YUL
-
IAD
1 stop6h 08m
Air Canada
Sun 5/73:45 p.m.
IAD
-
YUL
Nonstop1h 42m
Air Canada
Deal found 14/6C$ 413
Thu 2/78:40 a.m.
YUL
-
DCA
1 stop3h 20m
Air Canada
Sun 5/712:40 p.m.
DCA
-
YUL
1 stop3h 20m
Air Canada
Deal found 14/6C$ 413
Thu 3/92:20 p.m.
YUL
-
IAD
Nonstop1h 58m
United Airlines
Mon 7/912:43 p.m.
IAD
-
YUL
Nonstop1h 57m
United Airlines
Deal found 14/6C$ 414
Tue 14/78:00 p.m.
YUL
-
DCA
Nonstop1h 48m
Air Canada
Thu 16/76:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 12/6C$ 414
Wed 15/78:40 a.m.
YUL
-
DCA
1 stop3h 20m
Air Canada
Wed 22/76:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 13/6C$ 420
Thu 2/76:30 a.m.
YUL
-
IAD
1 stop3h 55m
Porter Airlines
Thu 9/73:55 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Deal found 16/6C$ 421

Find flight deals from Quebec to Washington, D.C.

Keep the following information in mind while searching for Quebec to Washington, D.C. flight deals. Data was last updated 17 June 2026.

Round-trip from

C$ 407

One-way from

C$ 246

Popular in

April

Cheapest in

October

Average price

C$ 468

Good round-trip deal

C$ 330 or less

Good one-way deal

C$ 274 or less
Porter Airlines
  • Porter Airlines
  • 23/7-26/7
  • 2 total stops
  • 10h 51m total
  • Quebec to Washington, D.C.
Search Deals
Porter Airlines
  • Porter Airlines
  • 1/8
  • 1 total stop
  • 5h 55m total
  • Quebec to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (C$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Quebec to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Quebec to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Quebec to Washington, D.C. 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 17 June 2026.
Use the filters below to find and compare flights from Quebec to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

2:20 p.m.-4:18 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Mon 7/9

12:43 p.m.-2:40 p.m.

Nonstop1h 57m

C$ 414

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 10/7

8:30 a.m.-10:18 a.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Tue 14/7

6:00 a.m.-7:47 a.m.

Nonstop1h 47m

C$ 424

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Tue 22/9

2:25 p.m.-6:31 p.m.

1 stop4h 06m

Washington, D.C. Reagan-National

Tue 29/9

9:40 a.m.-6:53 p.m.

2 stops9h 13m

C$ 445

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

9:15 a.m.-11:12 a.m.

Nonstop1h 57m

Washington, D.C. Dulles Intl

Mon 24/8

5:15 p.m.-9:47 p.m.

1 stop4h 32m

C$ 452

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 13/8

10:35 a.m.-3:10 p.m.

1 stop4h 35m

Washington, D.C. Dulles Intl

Mon 17/8

3:50 p.m.-10:10 p.m.

1 stop6h 20m

C$ 452

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

9:15 a.m.-11:12 a.m.

Nonstop1h 57m

Washington, D.C. Dulles Intl

Tue 21/7

5:34 p.m.-7:45 p.m.

Nonstop2h 11m

C$ 452

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

6:00 a.m.-1:55 p.m.

2 stops7h 55m

Washington, D.C. Reagan-National

Mon 7/9

11:00 a.m.-6:54 p.m.

1 stop7h 54m

C$ 454

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

2:46 p.m.-11:48 p.m.

1 stop9h 02m

Washington, D.C. Reagan-National

Sun 6/9

8:00 a.m.-1:41 p.m.

1 stop5h 41m

C$ 454

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

9:30 a.m.-5:28 p.m.

2 stops7h 58m

Washington, D.C. Reagan-National

Tue 15/9

8:25 a.m.-1:31 p.m.

1 stop5h 06m

C$ 454

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

9:15 a.m.-11:12 a.m.

Nonstop1h 57m

Washington, D.C. Dulles Intl

Mon 24/8

5:40 p.m.-7:45 p.m.

Nonstop2h 05m

C$ 456

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Quebec to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Quebec 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 Quebec to Washington, D.C.

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

Currently, April is the cheapest month in which you can book a flight from Quebec to Washington, D.C. (average of C$ 144). Flying from Quebec to Washington, D.C. in February is currently the most expensive (average of C$ 309). 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 WAS?

Find hourly flight availability from Quebec to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 June 2026.

When flying from Quebec to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 33% versus a flight in the evening.

Weekly flight availability from Quebec to Washington, D.C.

Explore weekly flight availability from Quebec to Washington, D.C.. 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 17 June 2026.

The most flights from CAQC to WAS 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 (8 on average).

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

How far ahead should I book a flight from Quebec to Washington, D.C.?

To ensure you get the cheapest price possible for a flight from Quebec to Washington, D.C., you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Use this chart to determine the cheapest time to fly round-trip from Quebec to Washington, D.C.. Price data was last updated on 13 June 2026.

Travelers seeking maximum savings on their Quebec to Washington, D.C. flight should consider departing on Friday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Quebec to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Quebec to Washington, D.C.?

    For as low as C$ 424, United Airlines can have you in Washington, D.C. from Quebec in 1h 48m. Quebec and Washington, D.C. are separated by a distance of 782 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 195. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Quebec to Washington, D.C. for a low price.

  • What are the most popular routes from Quebec to Washington, D.C.?

    The most popular flight routes from Quebec to Washington, D.C. are Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl, Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National and Ottawa - Washington, D.C. Reagan-National.

  • What are the most reliable airlines from Quebec to Washington, D.C.?

    Before booking your flight to Washington, D.C. from Quebec, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), Avianca (93%), Copa Airlines( 92%).

  • What are the cheapest flights from Quebec to Washington, D.C.?

    Looking for the cheapest flight from Quebec to Washington, D.C.? While on average our users pay C$ 729, our data indicates the cheapest price to be C$ 278. The most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl), is priced around C$ 381.

  • Can I find deals for flights from Quebec to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Quebec to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Quebec to Washington, D.C.?

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

  • Can I find deals for business class flights from Quebec to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Quebec to Washington, D.C. 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.?

    Currently, April is the cheapest month in which you can book a flight from Quebec to Washington, D.C. (average of C$ 144). Flying from Quebec to Washington, D.C. in February is currently the most expensive (average of C$ 309). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Oxon Hill
Gaithersburg
Reston
Herndon
Ellicott City
Arlington
Fredericksburg
Alexandria
Rockville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Quebec to Washington, D.C.

Discover the top 5 airlines that operate flights from Quebec to Washington, D.C.. 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 17 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 303AverageC$ 379FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 336AverageC$ 536FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 337AverageC$ 594FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 360AverageC$ 638FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 599AverageC$ 814FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Quebec to Washington, D.C.?

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 Washington, D.C. from Quebec today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Quebec to Washington, D.C.?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Quebec.

Can Cheapflights find flights from Quebec to Washington, D.C. with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Quebec to Washington, D.C. flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Quebec to Washington, D.C. become cheaper?

Yes! Start tracking prices for Quebec to Washington, D.C. flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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