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Cheap flights from Montreal to Washington, D.C. from C$ 220

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 10/12. 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

Air Canada Logo
2:00 p.m. - 3:55 p.m.YUL-DCA
1h 55mdirect
Air Canada Logo
11:05 a.m. - 12:46 p.m.DCA-YUL
1h 41mdirect
C$ 355Air Canada
Find Deal
Sat, 1 Nov - Sat, 8 Nov
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$ 365Air Canada
Find Deal
Sat, 18 Oct - Sat, 25 Oct
United Airlines Logo
9:45 a.m. - 3:51 p.m.YUL-DCA
6h 06m1 stop
United Airlines Logo
12:00 p.m. - 5:26 p.m.DCA-YUL
5h 26m1 stop
C$ 395United Airlines
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Multiple Airlines Logo
7:00 a.m. - 6:23 p.m.YUL-DCA
11h 23m1 stop
Multiple Airlines Logo
12:55 p.m. - 7:14 p.m.DCA-YUL
6h 19m1 stop
C$ 403Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 3 Nov
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$ 406Multiple Airlines
Find Deal
Mon, 24 Nov - Sun, 30 Nov
United Airlines Logo
6:00 a.m. - 10:28 a.m.YUL-DCA
4h 28m1 stop
United Airlines Logo
7:00 a.m. - 1:09 p.m.DCA-YUL
6h 09m1 stop
C$ 411United Airlines
Find Deal
Fri, 3 Oct - Sat, 4 Oct
Delta Logo
7:00 a.m. - 5:20 p.m.YUL-DCA
10h 20m1 stop
Delta Logo
12:31 p.m. - 11:14 p.m.DCA-YUL
10h 43m2 stops
C$ 420Delta
Find Deal
Fri, 31 Oct - Mon, 3 Nov
Delta Logo
2:25 p.m. - 6:39 p.m.YUL-DCA
4h 14m1 stop
Delta Logo
2:30 p.m. - 11:14 p.m.DCA-YUL
8h 44m2 stops
C$ 421Delta
Find Deal
Sat, 1 Nov - Sat, 8 Nov
WestJet Logo
4:45 p.m. - 11:07 p.m.YUL-DCA
6h 22m1 stop
WestJet Logo
6:00 a.m. - 11:59 a.m.DCA-YUL
5h 59m1 stop
C$ 433WestJet
Find Deal
Fri, 19 Dec - Fri, 2 Jan
WestJet Logo
6:35 p.m. - 1:43 p.m.YUL-DCA
19h 08m1 stop
WestJet Logo
6:00 a.m. - 11:59 a.m.DCA-YUL
5h 59m1 stop
C$ 443WestJet
Find Deal
Mon, 29 Dec - Fri, 2 Jan

United Airlines flights from Montreal to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Montreal to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
2 Oct
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
6h 06m
1 stop
DCA3:51 p.m.Washington, D.C. Reagan-National
5 Oct
DCA12:00 p.m.Washington, D.C. Reagan-National
5h 26m
1 stop
YUL5:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 395
Find similar
United Airlines
1 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
3h 58m
1 stop
DCA9:58 a.m.Washington, D.C. Reagan-National
5 Oct
DCA7:25 a.m.Washington, D.C. Reagan-National
10h 01m
1 stop
YUL5:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 409
Find similar
United Airlines
3 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
4h 28m
1 stop
DCA10:28 a.m.Washington, D.C. Reagan-National
4 Oct
DCA7:00 a.m.Washington, D.C. Reagan-National
6h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 411
Find similar

Air Canada flights from Montreal to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Montreal to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
1 Nov
YUL2:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 55m
DCA3:55 p.m.Washington, D.C. Reagan-National
8 Nov
DCA11:05 a.m.Washington, D.C. Reagan-National
1h 41m
YUL12:46 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 355
Find similar
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$ 365
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$ 367
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Washington, D.C. Reagan-National Airport 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 17 September 2025.
Use the filters below to find and compare flights from Montreal to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

2:00 p.m.-3:55 p.m.

Nonstop1h 55m

Washington, D.C. Reagan-National

Sat 8/11

11:05 a.m.-12:46 p.m.

Nonstop1h 41m

C$ 355

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$ 365

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 2/10

9:45 a.m.-3:51 p.m.

1 stop6h 06m

Washington, D.C. Reagan-National

Sun 5/10

12:00 p.m.-5:26 p.m.

1 stop5h 26m

C$ 395

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

7:00 a.m.-6:23 p.m.

1 stop11h 23m

Washington, D.C. Reagan-National

Mon 3/11

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

1 stop6h 19m

C$ 403

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$ 406

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 3/10

6:00 a.m.-10:28 a.m.

1 stop4h 28m

Washington, D.C. Reagan-National

Sat 4/10

7:00 a.m.-1:09 p.m.

1 stop6h 09m

C$ 411

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

7:00 a.m.-5:20 p.m.

1 stop10h 20m

Washington, D.C. Reagan-National

Mon 3/11

12:31 p.m.-11:14 p.m.

2 stops10h 43m

C$ 420

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

2:25 p.m.-6:39 p.m.

1 stop4h 14m

Washington, D.C. Reagan-National

Sat 8/11

2:30 p.m.-11:14 p.m.

2 stops8h 44m

C$ 421

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 19/12

4:45 p.m.-11:07 p.m.

1 stop6h 22m

Washington, D.C. Reagan-National

Fri 2/1

6:00 a.m.-11:59 a.m.

1 stop5h 59m

C$ 433

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Mon 29/12

6:35 p.m.-1:43 p.m.

1 stop19h 08m

Washington, D.C. Reagan-National

Fri 2/1

6:00 a.m.-11:59 a.m.

1 stop5h 59m

C$ 443

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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. Reagan-National Airport

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. Reagan-National Airport?

The month of June is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Montreal, with most prices found around C$ 354. If you don’t want to visit Washington, D.C. Reagan-National Airport in June, then you should wait until April to fly from Montreal, when ticket prices are also cheap, with an average price of C$ 444.

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

On average, the least expensive day to fly to Washington, D.C. Reagan-National Airport from Montreal is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 547. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Washington, D.C. Reagan-National Airport for around C$ 900.

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

Our data shows that the cheapest Montreal to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as C$ 180. Flights in the evening are often more expensive with an average ticket price of C$ 896.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around C$ 487 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Montreal for as low as C$ 362 on momondo.

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

There are 4 cabin classes available to choose from on Montreal to Washington, D.C. Reagan-National 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. Reagan-National Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Montreal to Washington, D.C. Reagan-National Airport flight.

How have Montreal to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of September 2025, prices for Montreal to Washington, D.C. Reagan-National Airport flights are approximately 23% more expensive when compared to flights at the same time last year.

When to book flights from Montreal to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (YMQ to DCA) flight deals and tips

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

Best price found

C$ 513

Fastest flight time

1h 50m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Montreal in the past 72 hours is C$ 513. The best round-trip flight deal from Montreal to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is C$ 578.
The fastest flight from Montreal to Washington, D.C. Reagan-National Airport takes 1h 50m
Direct flights go from Montreal to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    The distance between Montreal and Washington, D.C. Reagan-National is about 791.8 km. 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. Reagan-National Airport?

    Prices for flights from Montreal to Washington, D.C. Reagan-National Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Washington, D.C. Reagan-National Airport.

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Montreal to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 325Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 377Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

  • United Airlines Flights From Montreal to Washington, D.C. Reagan-National Airport

    United Airlines flight deals from Montreal to Washington, D.C. Reagan-National Airport start from C$ 274 round-trip. Over the 18 United Airlines flights for this route in a normal week, average airfare is usually C$ 383 round-trip - but some users have found much cheaper deals with momondo.

  • Air Canada Flights From Montreal to Washington, D.C. Reagan-National Airport

    The best Air Canada deal for Montreal to Washington, D.C. Reagan-National Airport flight tickets found on momondo in the last 72 hours was C$ 236, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at C$ 334 round-trip. Air Canada operates 18 flights out of Montreal into Washington, D.C. Reagan-National Airport in an average week, so prices vary by time and availability. 10,000 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

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 collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to Washington, D.C.. momondo saves you time and could save you money on your trip.

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 provides multiple filters to help you find the best flight to Washington, D.C. from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Montreal to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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