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Cheap flights from Montreal to Washington, D.C. from C$ 213

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Washington, D.C. departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to Washington, D.C.

Cheap round-trip flights

Porter Airlines Logo
8:55 a.m. - 3:06 p.m.YUL-IAD
6h 11m1 stop
Porter Airlines Logo
4:20 p.m. - 10:15 p.m.IAD-YUL
5h 55m1 stop
C$ 341Porter Airlines
Find Deal
Mon, 29 Sep - Wed, 1 Oct
Porter Airlines Logo
10:45 a.m. - 3:06 p.m.YUL-IAD
4h 21m1 stop
Porter Airlines Logo
11:35 a.m. - 6:05 p.m.IAD-YUL
6h 30m1 stop
C$ 343Porter Airlines
Find Deal
Sat, 11 Oct - Sun, 12 Oct
Air Canada Logo
8:30 a.m. - 10:20 a.m.YUL-DCA
1h 50mdirect
Air Canada Logo
6:00 a.m. - 7:49 a.m.DCA-YUL
1h 49mdirect
C$ 366Air Canada
Find Deal
Sat, 18 Oct - Sat, 25 Oct
Air Canada Logo
8:15 a.m. - 12:08 p.m.YUL-DCA
3h 53m1 stop
Air Canada Logo
11:00 a.m. - 5:50 p.m.DCA-YUL
6h 50m1 stop
C$ 369Air Canada
Find Deal
Sat, 18 Oct - Sat, 25 Oct
United Airlines Logo
9:15 a.m. - 11:13 a.m.YUL-IAD
1h 58mdirect
United Airlines Logo
1:20 p.m. - 3:16 p.m.IAD-YUL
1h 56mdirect
C$ 370United Airlines
Find Deal
Fri, 24 Oct - Sun, 2 Nov
United Airlines Logo
9:15 a.m. - 11:13 a.m.YUL-IAD
1h 58mdirect
United Airlines Logo
5:37 p.m. - 7:45 p.m.IAD-YUL
2h 08mdirect
C$ 379United Airlines
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Multiple Airlines Logo
6:00 a.m. - 12:59 p.m.YUL-DCA
6h 59m1 stop
Multiple Airlines Logo
12:55 p.m. - 7:14 p.m.DCA-YUL
6h 19m1 stop
C$ 398Multiple Airlines
Find Deal
Thu, 27 Nov - Mon, 1 Dec
Multiple Airlines Logo
3:00 p.m. - 9:55 p.m.YUL-DCA
6h 55m1 stop
Multiple Airlines Logo
6:59 a.m. - 1:22 p.m.DCA-YUL
6h 23m1 stop
C$ 408Multiple Airlines
Find Deal
Mon, 24 Nov - Sun, 30 Nov
Delta Logo
6:00 a.m. - 5:17 p.m.YUL-DCA
11h 17m2 stops
Delta Logo
7:59 a.m. - 6:40 p.m.DCA-YUL
10h 41m2 stops
C$ 410Delta
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Delta Logo
7:00 a.m. - 4:57 p.m.YUL-IAD
9h 57m1 stop
Delta Logo
12:27 p.m. - 5:34 p.m.IAD-YUL
5h 07m1 stop
C$ 421Delta
Find Deal
Tue, 14 Oct - Tue, 21 Oct

Air Canada flights from Montreal to Washington, D.C.

Our best Air Canada deals on Montreal to Washington, D.C. flight tickets
Air Canada
18 Oct
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
1h 50m
DCA10:20 a.m.Washington, D.C. Reagan-National
25 Oct
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 49m
YUL7:49 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 366
Find similar
Air Canada
18 Oct
YUL8:15 a.m.Montreal Pierre Elliott Trudeau Intl
3h 53m
1 stop
DCA12:08 p.m.Washington, D.C. Reagan-National
25 Oct
DCA11:00 a.m.Washington, D.C. Reagan-National
6h 50m
1 stop
YUL5:50 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 369
Find similar
Air Canada
24 Oct
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 51m
DCA9:51 p.m.Washington, D.C. Reagan-National
26 Oct
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 45m
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 370
Find similar

United Airlines flights from Montreal to Washington, D.C.

Our best United Airlines deals on Montreal to Washington, D.C. flight tickets
United Airlines
24 Oct
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
1h 58m
IAD11:13 a.m.Washington, D.C. Dulles Intl
2 Nov
IAD1:20 p.m.Washington, D.C. Dulles Intl
1h 56m
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 370
Find similar
United Airlines
2 Oct
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
1h 58m
IAD11:13 a.m.Washington, D.C. Dulles Intl
5 Oct
IAD5:37 p.m.Washington, D.C. Dulles Intl
2h 08m
YUL7:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 379
Find similar
United Airlines
10 Oct
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
1h 58m
IAD11:13 a.m.Washington, D.C. Dulles Intl
18 Oct
IAD1:20 p.m.Washington, D.C. Dulles Intl
8h 09m
1 stop
YUL9:29 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 383
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal 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, momondo users made 96,600 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Montreal to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

8:55 a.m.-3:06 p.m.

1 stop6h 11m

Washington, D.C. Dulles Intl

Wed 1/10

4:20 p.m.-10:15 p.m.

1 stop5h 55m

C$ 341

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

10:45 a.m.-3:06 p.m.

1 stop4h 21m

Washington, D.C. Dulles Intl

Sun 12/10

11:35 a.m.-6:05 p.m.

1 stop6h 30m

C$ 343

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 18/10

8:30 a.m.-10:20 a.m.

Nonstop1h 50m

Washington, D.C. Reagan-National

Sat 25/10

6:00 a.m.-7:49 a.m.

Nonstop1h 49m

C$ 366

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 18/10

8:15 a.m.-12:08 p.m.

1 stop3h 53m

Washington, D.C. Reagan-National

Sat 25/10

11:00 a.m.-5:50 p.m.

1 stop6h 50m

C$ 369

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

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

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 2/11

1:20 p.m.-3:16 p.m.

Nonstop1h 56m

C$ 370

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

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

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 5/10

5:37 p.m.-7:45 p.m.

Nonstop2h 08m

C$ 379

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 27/11

6:00 a.m.-12:59 p.m.

1 stop6h 59m

Washington, D.C. Reagan-National

Mon 1/12

12:55 p.m.-7:14 p.m.

1 stop6h 19m

C$ 398

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

3:00 p.m.-9:55 p.m.

1 stop6h 55m

Washington, D.C. Reagan-National

Sun 30/11

6:59 a.m.-1:22 p.m.

1 stop6h 23m

C$ 408

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

6:00 a.m.-5:17 p.m.

2 stops11h 17m

Washington, D.C. Reagan-National

Tue 21/10

7:59 a.m.-6:40 p.m.

2 stops10h 41m

C$ 410

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

7:00 a.m.-4:57 p.m.

1 stop9h 57m

Washington, D.C. Dulles Intl

Tue 21/10

12:27 p.m.-5:34 p.m.

1 stop5h 07m

C$ 421

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Montreal to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Montreal and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

If you aren’t able to travel during the month of May, then book flights to Washington, D.C. from Montreal during March instead. Flights to Washington, D.C. in March, while not as cheap as those in May, still average around C$ 435.

What is the cheapest day to depart on your flight to Washington, D.C.?

The cheapest day to depart from Montreal to Washington, D.C. is on a Saturday. Travellers who choose to depart for Washington, D.C. on a Saturday will often find tickets for as low as C$ 748. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 1,104.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Montreal to Washington, D.C. when you can find flight prices for as low as C$ 702. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Washington, D.C., so prices are often more expensive at around C$ 962 per ticket.

What is the cheapest Montreal to Washington, D.C. flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl for the best Montreal - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around C$ 465 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Montreal for as low as C$ 316 on momondo.

What cabin class options are available on Montreal to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Montreal to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between Montreal to Washington, D.C..

How have Montreal to Washington, D.C. flight prices changed over time?

As of September 2025, prices for Montreal to Washington, D.C. flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to Washington, D.C. (YMQ to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Washington, D.C.

Best price found

C$ 446

Fastest flight time

1h 46m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Montreal in the past 72 hours is C$ 446. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is C$ 580.
The fastest flight from Montreal to Washington, D.C. takes 1h 46m
Direct flights go from Montreal to Washington, D.C. every day.
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

  • How far is Montreal to Washington, D.C. by plane?

    Washington, D.C. is 786.1 km away from Montreal. Flights usually cover this in 1h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Montreal to Washington, D.C.?

    Prices for flights from Montreal to Washington, D.C. are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal to Washington, D.C.?

  • How old do you have to be to fly from Montreal to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal to Washington, D.C.?

  • What is the most popular airline from Montreal to Washington, D.C.?

Best airlines flying from Montreal to Washington, D.C.

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 211Free CancellationRating
7.9
7,957 reviews
Search Delta flights
Porter AirlinesPriceFrom C$ 300Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 326Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 363Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
WestJetPriceFrom C$ 455Free CancellationRating
7.2
3,093 reviews
Search WestJet flights

  • United Airlines Flights From Montreal to Washington, D.C.

    Across 39 United Airlines flights from Montreal to Washington, D.C. this week, the average price was C$ 390, with the best United Airlines deals starting from C$ 263 round-trip. 8,924 users have rated United Airlines on momondo, with an average score of 7.4/10.

  • Air Canada Flights From Montreal to Washington, D.C.

    Air Canada (7.1/10 from 10,000 reviews) operates around 39 flights from Montreal to Washington, D.C. in any given week. The average Air Canada airfare for this route is around C$ 341, with deals from around C$ 236 rare but found on momondo. Referenced prices are for round-trip Montreal to Washington, D.C. flight searches in the last 72 hours.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Linthicum Heights
Bethesda
Silver Spring
Herndon
Reston
Fairfax
Laurel
Capitol Heights
Arlington
Manassas
Fredericksburg
Woodbridge
Rockville
McLean
National Harbor
Tysons

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Montreal to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Montreal which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montreal to Washington, D.C.?

momondo helps you find the best flight between Montreal and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montreal to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Montreal to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 36.1 km from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport