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Cheap flights from Montreal to Washington, D.C. from C$ 212

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 17/2. 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

Enter your travel dates to find the best prices.
Air Canada Logo
10:10 a.m. - 3:46 p.m.
YUL
-
IAD
5h 36m
1 stop
Air Canada Logo
9:55 a.m. - 11:40 a.m.
IAD
-
YUL
1h 45mdirect
C$ 337Air Canada
Fri, 20 Mar - Sun, 22 Mar
Air Canada Logo
8:00 p.m. - 9:58 p.m.
YUL
-
DCA
1h 58mdirect
Air Canada Logo
12:55 p.m. - 7:14 p.m.
DCA
-
YUL
6h 19m
1 stop
C$ 337Air Canada
Tue, 27 Jan - Fri, 30 Jan
Air Canada Logo
8:00 p.m. - 9:58 p.m.
YUL
-
DCA
1h 58mdirect
Air Canada Logo
12:55 p.m. - 7:14 p.m.
DCA
-
YUL
6h 19m
1 stop
C$ 339Air Canada
Thu, 29 Jan - Sun, 1 Feb
United Airlines Logo
2:13 p.m. - 4:24 p.m.
YUL
-
IAD
2h 11mdirect
United Airlines Logo
8:17 a.m. - 1:28 p.m.
IAD
-
YUL
5h 11m
1 stop
C$ 346United Airlines
Thu, 29 Jan - Sun, 1 Feb
Porter Airlines Logo
1:40 p.m. - 5:14 p.m.
YUL
-
IAD
3h 34m
1 stop
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.
IAD
-
YUL
4h 50m
1 stop
C$ 347Porter Airlines
Fri, 27 Feb - Mon, 2 Mar
Air Canada Logo
7:00 p.m. - 8:54 p.m.
YUL
-
IAD
1h 54mdirect
Air Canada Logo
9:00 a.m. - 2:22 p.m.
IAD
-
YUL
5h 22m
1 stop
C$ 348Air Canada
Thu, 19 Feb - Thu, 26 Feb
Porter Airlines Logo
6:45 a.m. - 10:22 a.m.
YUL
-
IAD
3h 37m
1 stop
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.
IAD
-
YUL
4h 50m
1 stop
C$ 355Porter Airlines
Thu, 26 Feb - Mon, 9 Mar
United Airlines Logo
3:00 p.m. - 9:13 p.m.
YUL
-
IAD
6h 13m
1 stop
United Airlines Logo
8:17 a.m. - 1:28 p.m.
IAD
-
YUL
5h 11m
1 stop
C$ 367United Airlines
Thu, 29 Jan - Sun, 1 Feb
Multiple Airlines Logo
1:40 p.m. - 5:14 p.m.
YUL
-
IAD
3h 34m
1 stop
Multiple Airlines Logo
9:45 a.m. - 11:30 a.m.
IAD
-
YUL
1h 45mdirect
C$ 371Multiple Airlines
Fri, 27 Feb - Fri, 6 Mar
Multiple Airlines Logo
8:00 a.m. - 11:59 p.m.
YUL
-
BWI
15h 59m
1 stop
Multiple Airlines Logo
9:55 p.m. - 8:14 p.m.
BWI
-
YUL
22h 19m
2 stops
C$ 382Multiple Airlines
Thu, 29 Jan - Sun, 1 Feb

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

Our best United Airlines deals on Montreal to Washington, D.C. flight tickets
United Airlines
29 Jan
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
2h 11m
IAD4:24 p.m.Washington, D.C. Dulles Intl
1 Feb
IAD8:17 a.m.Washington, D.C. Dulles Intl
5h 11m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 346
United Airlines
29 Jan
YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl
6h 13m
1 stop
IAD9:13 p.m.Washington, D.C. Dulles Intl
1 Feb
IAD8:17 a.m.Washington, D.C. Dulles Intl
5h 11m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 367
United Airlines
11 Feb
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
2h 11m
IAD4:24 p.m.Washington, D.C. Dulles Intl
18 Feb
IAD1:13 p.m.Washington, D.C. Dulles Intl
2h 03m
YUL3:16 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 368

Delta flights from Montreal to Washington, D.C.

Our best Delta deals on Montreal to Washington, D.C. flight tickets
Delta
11 Feb
YUL9:34 a.m.Montreal Pierre Elliott Trudeau Intl
8h 47m
2 stops
IAD6:21 p.m.Washington, D.C. Dulles Intl
18 Feb
IAD10:08 a.m.Washington, D.C. Dulles Intl
8h 27m
2 stops
YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 375
Delta
21 Feb
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
12h 54m
2 stops
IAD6:54 p.m.Washington, D.C. Dulles Intl
27 Feb
IAD7:15 a.m.Washington, D.C. Dulles Intl
11h 20m
2 stops
YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 396
Delta
31 Jan
YUL9:34 a.m.Montreal Pierre Elliott Trudeau Intl
10h 46m
2 stops
IAD8:20 p.m.Washington, D.C. Dulles Intl
1 Feb
IAD10:08 a.m.Washington, D.C. Dulles Intl
6h 47m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 397

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 15 January 2026.
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

Fri 20/3

10:10 a.m.-3:46 p.m.

1 stop5h 36m

Washington, D.C. Dulles Intl

Sun 22/3

9:55 a.m.-11:40 a.m.

Nonstop1h 45m

C$ 337

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

8:00 p.m.-9:58 p.m.

Nonstop1h 58m

Washington, D.C. Reagan-National

Fri 30/1

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

1 stop6h 19m

C$ 337

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 29/1

8:00 p.m.-9:58 p.m.

Nonstop1h 58m

Washington, D.C. Reagan-National

Sun 1/2

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

1 stop6h 19m

C$ 339

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 29/1

2:13 p.m.-4:24 p.m.

Nonstop2h 11m

Washington, D.C. Dulles Intl

Sun 1/2

8:17 a.m.-1:28 p.m.

1 stop5h 11m

C$ 346

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 27/2

1:40 p.m.-5:14 p.m.

1 stop3h 34m

Washington, D.C. Dulles Intl

Mon 2/3

11:40 a.m.-4:30 p.m.

1 stop4h 50m

C$ 347

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

7:00 p.m.-8:54 p.m.

Nonstop1h 54m

Washington, D.C. Dulles Intl

Thu 26/2

9:00 a.m.-2:22 p.m.

1 stop5h 22m

C$ 348

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 26/2

6:45 a.m.-10:22 a.m.

1 stop3h 37m

Washington, D.C. Dulles Intl

Mon 9/3

11:40 a.m.-4:30 p.m.

1 stop4h 50m

C$ 355

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 29/1

3:00 p.m.-9:13 p.m.

1 stop6h 13m

Washington, D.C. Dulles Intl

Sun 1/2

8:17 a.m.-1:28 p.m.

1 stop5h 11m

C$ 367

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 27/2

1:40 p.m.-5:14 p.m.

1 stop3h 34m

Washington, D.C. Dulles Intl

Fri 6/3

9:45 a.m.-11:30 a.m.

Nonstop1h 45m

C$ 371

MontrealBaltimore

YUL - BWI

YULBWI

Montreal Pierre Elliott Trudeau Intl

Thu 29/1

8:00 a.m.-11:59 p.m.

1 stop15h 59m

Baltimore/Washington

Sun 1/2

9:55 p.m.-8:14 p.m.

2 stops22h 19m

C$ 382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 cheapest month to fly to Washington, D.C.?

If you aren’t able to travel during the month of October, then book flights to Washington, D.C. from Montreal during May instead. Flights to Washington, D.C. in May, while not as cheap as those in October, still average around C$ 396.

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 Friday. Travellers who choose to depart for Washington, D.C. on a Friday will often find tickets for as low as C$ 747. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 1,131.

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$ 712. 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$ 1,009 per ticket.

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

Fly from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Reagan-National 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$ 432 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$ 289 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?

You could potentially save up to 4% on your flight if you consider stops on a Montreal to Washington, D.C. flight.

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

As of January 2026, prices for Montreal to Washington, D.C. flights are approximately 20% 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$ 377

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$ 377. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is C$ 560.
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 in Washington, D.C.. From Montreal there are direct flights to 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 46m, 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$ 212Free CancellationRating
7.9
8,049 reviews
Search Delta flights
United AirlinesPriceFrom C$ 265Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 301Free CancellationRating
8.0
407 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 314Free CancellationRating
7.1
10,623 reviews
Search Air Canada flights
WestJetPriceFrom C$ 498Free CancellationRating
7.2
3,243 reviews
Search WestJet flights

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

    Across 27 United Airlines flights from Montreal to Washington, D.C. this week, the average price was C$ 477, with the best United Airlines deals starting from C$ 265 round-trip. 9,164 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 10,623 reviews) operates around 27 flights from Montreal to Washington, D.C. in any given week. The average Air Canada airfare for this route is around C$ 470, with deals from around C$ 314 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
Gettysburg
Alexandria
Gaithersburg
Fairfax
Linthicum Heights
Bethesda
Silver Spring
National Harbor
Reston
Herndon
Laurel
Arlington
Fredericksburg
Manassas
Woodbridge
Rockville
McLean
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.

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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