How many flights depart from Montreal to Washington, D.C. on average per day?

As of September 2026, there are 16 flights per day flying from Montreal to Washington, D.C.. The most common time of day flights depart is 9:00a.m., with 54% of flights taking off in the afternoon.

How many flights depart from Montreal to Washington, D.C. on average per week?

As of September 2026, there are 113 flights per week flying from Montreal to Washington, D.C.. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

What is the cheapest airline that flies from Montreal to Washington, D.C.?

Air Canada, Porter Airlines, and Delta are the most popular carriers operating from Montreal to Washington, D.C.

Which airlines fly to Washington, D.C.?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Washington, D.C. from Montreal according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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.?

There are 5 operators available for flights from Montreal to Washington, D.C. as of September 2026.

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.

C$ 246 Cheap Flights from Montreal to Washington, D.C. in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 390Air Canada

Fri, 30 Oct - Sun, 1 Nov

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

5:20 p.m. - 9:45 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 25m1 stop Toronto Island

C$ 397Air Canada

Fri, 30 Oct - Sun, 1 Nov

9:10 a.m. - 3:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

6h 35m1 stop Toronto Pearson Intl

6:25 p.m. - 10:10 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

3h 45m1 stop Toronto Island

C$ 415Multiple Airlines

Thu, 29 Oct - Sun, 1 Nov

6:30 a.m. - 10:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Toronto Island

11:20 a.m. - 4:00 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

C$ 417Porter Airlines

Sat, 24 Oct - Mon, 26 Oct

9:45 a.m. - 5:43 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

7h 58m1 stop Toronto Island

11:20 a.m. - 4:00 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

C$ 420Porter Airlines

Sun, 1 Nov - Tue, 3 Nov

11:10 a.m. - 3:45 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 35m1 stop Toronto Pearson Intl

11:20 a.m. - 4:00 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

C$ 420Multiple Airlines

Thu, 29 Oct - Thu, 5 Nov

4:49 p.m. - 11:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

6h 41m1 stop Detroit Metropolitan Wayne County

5:34 p.m. - 11:33 p.m.DCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

5h 59m1 stop Detroit Metropolitan Wayne County

C$ 428Delta

Fri, 11 Dec - Sun, 13 Dec

9:25 a.m. - 4:20 p.m.YUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

6h 55m1 stop New York LaGuardia

6:10 a.m. - 11:57 a.m.DCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

5h 47m1 stop Detroit Metropolitan Wayne County

C$ 428Delta

Thu, 29 Oct - Sun, 1 Nov

9:15 a.m. - 11:28 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mdirect

5:46 p.m. - 7:48 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 02mdirect

C$ 553United Airlines

Wed, 25 Nov - Sun, 29 Nov

9:15 a.m. - 11:34 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 19mdirect

5:45 p.m. - 7:48 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 03mdirect

C$ 553United Airlines

Sun, 20 Dec - Mon, 4 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

9:00 a.m. - 3:10 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

6h 10m1 stop Toronto Island

3:50 p.m. - 9:12 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 22m1 stop Toronto Island

C$ 538Porter Airlines

Thu, 17 Sep - Sun, 20 Sep

1:50 p.m. - 3:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 50mdirect

9:40 a.m. - 11:28 a.m.DCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 48mdirect

C$ 540Air Canada

Sat, 19 Sep - Sun, 20 Sep

11:10 a.m. - 3:25 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Toronto Pearson Intl

5:20 p.m. - 9:45 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 25m1 stop Toronto Island

C$ 553Air Canada

Sat, 19 Sep - Sun, 20 Sep

6:30 a.m. - 10:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Toronto Island

3:50 p.m. - 9:12 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 22m1 stop Toronto Island

C$ 603Porter Airlines

Fri, 18 Sep - Sun, 20 Sep

12:44 p.m. - 9:43 p.m.YUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

8h 59m1 stop Atlanta Hartsfield-Jackson

5:35 p.m. - 11:27 p.m.DCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

5h 52m1 stop Detroit Metropolitan Wayne County

C$ 642Delta

Thu, 17 Sep - Mon, 21 Sep

6:10 a.m. - 11:52 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

5h 42m1 stop Chicago O'Hare Intl

5:40 p.m. - 7:45 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mdirect

C$ 700United Airlines

Wed, 16 Sep - Wed, 16 Sep

6:10 a.m. - 1:04 p.m.YUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

6h 54m1 stop Chicago O'Hare Intl

4:20 p.m. - 6:13 p.m.DCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 53mdirect

C$ 700United Airlines

Wed, 16 Sep - Wed, 16 Sep

1:10 p.m. - 3:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mdirect

3:50 p.m. - 5:28 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mdirect

C$ 745Jazz

Sat, 19 Sep - Mon, 21 Sep

1:10 p.m. - 3:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mdirect

3:50 p.m. - 5:28 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mdirect

C$ 745Jazz

Sat, 19 Sep - Sat, 26 Sep

6:00 a.m. - 11:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

5h 45m1 stop Detroit Metropolitan Wayne County

5:00 p.m. - 11:50 p.m.BWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

6h 50m1 stop Atlanta Hartsfield-Jackson

C$ 753Delta

Sat, 19 Sep - Sun, 20 Sep

Cheap direct flights

Enter your travel dates to find the best prices.

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 390Air Canada

Fri, 30 Oct - Sun, 1 Nov

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 420Air Canada

Sat, 7 Nov - Mon, 9 Nov

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 420Air Canada

Fri, 30 Oct - Mon, 2 Nov

6:25 p.m. - 8:23 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 420Air Canada

Mon, 23 Nov - Sat, 28 Nov

9:15 a.m. - 11:28 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 497Multiple Airlines

Thu, 29 Oct - Sun, 1 Nov

9:15 a.m. - 11:28 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 499Multiple Airlines

Thu, 29 Oct - Sun, 1 Nov

2:20 p.m. - 4:20 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 00mdirect

9:55 a.m. - 11:38 a.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mdirect

C$ 521Multiple Airlines

Fri, 12 Feb - Sun, 14 Feb

9:15 a.m. - 11:28 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mdirect

5:46 p.m. - 7:48 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 02mdirect

C$ 553United Airlines

Wed, 25 Nov - Sun, 29 Nov

9:15 a.m. - 11:34 a.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 19mdirect

5:45 p.m. - 7:48 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 03mdirect

C$ 553United Airlines

Sun, 20 Dec - Mon, 4 Jan

2:13 p.m. - 4:25 p.m.YUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 12mdirect

5:50 p.m. - 7:38 p.m.IAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 48mdirect

C$ 571United Airlines

Thu, 24 Dec - Fri, 8 Jan

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Montreal to Washington, D.C.

Our best Delta deals on Montreal to Washington, D.C. flight tickets

Delta

29 Oct

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

10h 10m

1 stop

IAD5:10 p.m.Washington, D.C. Dulles Intl

5 Nov

IAD3:04 p.m.Washington, D.C. Dulles Intl

8h 50m

1 stop

YUL11:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 428

Delta

13 Oct

YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl

5h 52m

1 stop

IAD12:42 a.m.Washington, D.C. Dulles Intl

16 Oct

IAD3:03 p.m.Washington, D.C. Dulles Intl

8h 51m

1 stop

YUL11:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 470

Delta

24 Sep

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

9h 17m

1 stop

IAD4:17 p.m.Washington, D.C. Dulles Intl

27 Sep

IAD6:00 a.m.Washington, D.C. Dulles Intl

5h 36m

1 stop

YUL11:36 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 472

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

Our best Porter Airlines deals on Montreal to Washington, D.C. flight tickets

Porter Airlines

13 Nov

YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl

7h 58m

1 stop

IAD5:43 p.m.Washington, D.C. Dulles Intl

15 Nov

IAD6:25 p.m.Washington, D.C. Dulles Intl

3h 45m

1 stop

YUL10:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 422

Porter Airlines

22 Oct

YUL9:00 a.m.Montreal Pierre Elliott Trudeau Intl

6h 10m

1 stop

IAD3:10 p.m.Washington, D.C. Dulles Intl

26 Oct

IAD11:20 a.m.Washington, D.C. Dulles Intl

4h 40m

1 stop

YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 424

Porter Airlines

23 Nov

YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl

7h 58m

1 stop

IAD5:43 p.m.Washington, D.C. Dulles Intl

28 Nov

IAD11:20 a.m.Washington, D.C. Dulles Intl

4h 40m

1 stop

YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 425

momondo Fare Finder

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

Cheapest round-trip

Quickest round-trip

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

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

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 1/11

9:55 a.m.-11:38 a.m.

Nonstop1h 43m

C$ 390

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

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

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 1/11

5:20 p.m.-9:45 p.m.

1 stop4h 25m

C$ 397

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

9:10 a.m.-3:45 p.m.

1 stop6h 35m

Washington, D.C. Dulles Intl

Sun 1/11

6:25 p.m.-10:10 p.m.

1 stop3h 45m

C$ 415

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 24/10

6:30 a.m.-10:45 a.m.

1 stop4h 15m

Washington, D.C. Dulles Intl

Mon 26/10

11:20 a.m.-4:00 p.m.

1 stop4h 40m

C$ 417

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

9:45 a.m.-5:43 p.m.

1 stop7h 58m

Washington, D.C. Dulles Intl

Tue 3/11

11:20 a.m.-4:00 p.m.

1 stop4h 40m

C$ 420

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

11:10 a.m.-3:45 p.m.

1 stop4h 35m

Washington, D.C. Dulles Intl

Thu 5/11

11:20 a.m.-4:00 p.m.

1 stop4h 40m

C$ 420

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 11/12

4:49 p.m.-11:30 p.m.

1 stop6h 41m

Washington, D.C. Reagan-National

Sun 13/12

5:34 p.m.-11:33 p.m.

1 stop5h 59m

C$ 428

MontrealWashington, D.C.

YUL Montreal Pierre Elliott Trudeau Intl - DCA Washington, D.C. Reagan-National

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 29/10

9:25 a.m.-4:20 p.m.

1 stop6h 55m

Washington, D.C. Reagan-National

Sun 1/11

6:10 a.m.-11:57 a.m.

1 stop5h 47m

C$ 428

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 25/11

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

Nonstop2h 13m

Washington, D.C. Dulles Intl

Sun 29/11

5:46 p.m.-7:48 p.m.

Nonstop2h 02m

C$ 553

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 20/12

9:15 a.m.-11:34 a.m.

Nonstop2h 19m

Washington, D.C. Dulles Intl

Mon 4/1

5:45 p.m.-7:48 p.m.

Nonstop2h 03m

C$ 553

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from C$ 464 to C$ 514.
The lowest price recently found on this route was C$ 390.

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

If you aren’t able to travel during the month of February, then book flights to Washington, D.C. from Montreal during January instead. Flights to Washington, D.C. in January, while not as cheap as those in February, still average around C$ 451.

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$ 723. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 1,118.

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$ 764. 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$ 1,000 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

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 11% 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 September 2026, prices for Montreal to Washington, D.C. flights are approximately 19% 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$ 246
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$ 246. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is C$ 390.

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

Frequently asked questions about flying from Montreal to Washington, D.C.

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.?
There are 5 operators available for flights from Montreal to Washington, D.C. as of September 2026.
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.?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Montreal to Washington, D.C. is Embraer 175 (Enhanced Winglets) (25.66% of total bookings). The next most popular plane models are Embraer 175 (19.21%), Canadair (Bombardier) Regional Jet 900 (13.85%), and Boeing 777-300ER (6.86%).
What is the most popular airline from Montreal to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to Washington, D.C. is Air Canada (84% of total bookings). The next most popular airlines are Porter Airlines (10%) and United Airlines (6%).

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
Porter Airlines	PriceFrom C$ 301	Free Cancellation	Rating 8.0 461 reviews	Search Porter Airlines flights
Delta	PriceFrom C$ 334	Free Cancellation	Rating 7.8 8,568 reviews	Search Delta flights
Air Canada	PriceFrom C$ 353	Free Cancellation	Rating 7.1 11,630 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 357	Free Cancellation	Rating 7.4 10,209 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 604	Free Cancellation	Rating 7.2 3,443 reviews	Search WestJet flights

United Airlines Flights From Montreal to Washington, D.C.
Across 46 United Airlines flights from Montreal to Washington, D.C. this week, the average price was C$ 710, with the best United Airlines deals starting from C$ 357 round-trip. 10,209 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 11,630 reviews) operates around 46 flights from Montreal to Washington, D.C. in any given week. The average Air Canada airfare for this route is around C$ 503, with deals from around C$ 353 rare but found on momondo. Referenced prices are for round-trip Montreal to Washington, D.C. flight searches in the last 72 hours.

Upper Marlboro

Gaithersburg

Arlington

Gettysburg

Fairfax

Towson

Fredericksburg

National Harbor

Woodbridge

Herndon

Silver Spring

McLean

Falls Church

Alexandria

Easton

Rockville

Camp Springs

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 15/10

Thu 22/10

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Montreal

Complete your trip

Feeling lucky

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

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

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

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 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Montreal to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Delta flights from Montreal to Washington, D.C.

Our best Delta deals on Montreal to Washington, D.C. flight tickets

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

Our best Porter Airlines deals on Montreal to Washington, D.C. flight tickets

momondo Fare Finder

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

See travel insights to Washington, D.C. from

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

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.?

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

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

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

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

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

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

What is the cheapest airline that flies from Montreal to Washington, D.C.?

Which airlines fly to Washington, D.C.?

How many flights depart from Montreal to Washington, D.C. on average per day?

How many flights depart from Montreal to Washington, D.C. on average per week?

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

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

Best price found

Fastest flight time

Direct flights

Airports in Washington, D.C.

Frequently asked questions about flying 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

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

Why use momondo?

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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.

Fly your favourite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Montreal

According to popular flight searches on momondo this year

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year