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

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

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

As of October 2026, there are 111 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.

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

15 flights are operational daily from Montreal to Washington, D.C. as of October 2026. The most popular departure time for this route is 9:00AM, with 52% of flights per day taking off in the afternoon.

What airlines fly to Washington, D.C.?

Air Canada, United Airlines and Delta 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 75% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 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 4 operators available for flights from Montreal to Washington, D.C. as of October 2026.

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

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..

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

The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$173 Cheap Flights from Montreal to Washington, D.C. in 2026/27

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

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6:25 pm - 8:23 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$296Air Canada

Thu, Oct 29 - Sun, Nov 1

3:10 pm - 8:10 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

5h 00m1 stop Toronto Pearson Intl

5:20 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 25m1 stop Toronto Island

$298Air Canada

Mon, Nov 23 - Fri, Nov 27

7:00 am - 5:10 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

10h 10m1 stop Atlanta Hartsfield-Jackson

6:12 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 42m1 stop Atlanta Hartsfield-Jackson

$308Delta

Tue, Oct 27 - Mon, Nov 2

7:00 am - 5:26 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

10h 26m1 stop Atlanta Hartsfield-Jackson

7:20 pm - 11:33 pmDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

4h 13m1 stop Detroit Metropolitan Wayne County

$308Delta

Sat, Dec 12 - Mon, Dec 14

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$325Multiple Airlines

Thu, Nov 5 - Sat, Nov 7

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

1:19 pm - 3:16 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 57mnonstop

$328United Airlines

Wed, Nov 25 - Sun, Nov 29

2:13 pm - 4:26 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

5:46 pm - 7:48 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 02mnonstop

$328United Airlines

Tue, Dec 8 - Mon, Dec 14

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$328Multiple Airlines

Tue, Nov 10 - Mon, Nov 16

9:45 am - 5:44 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

7h 59m1 stop Toronto Island

11:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

$341Porter Airlines

Fri, Nov 13 - Fri, Nov 20

9:45 am - 5:44 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

7h 59m1 stop Toronto Island

11:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

$342Porter Airlines

Fri, Nov 13 - Sat, Nov 14

Cheap last minute flights

Enter your travel dates to find the best prices.

5:05 pm - 7:00 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$357Air Canada

Tue, Oct 20 - Mon, Nov 30

8:30 am - 10:20 amYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 50mnonstop

6:00 am - 7:46 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 46mnonstop

$358Air Canada

Tue, Oct 20 - Tue, Oct 27

6:30 am - 10:45 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Toronto Island

11:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 40m1 stop Toronto Island

$409Porter Airlines

Tue, Oct 20 - Mon, Nov 30

10:35 am - 3:10 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 35m1 stop Toronto Island

6:25 pm - 10:11 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

3h 46m1 stop Toronto Island

$422Porter Airlines

Sun, Oct 18 - Fri, Dec 4

9:15 am - 11:13 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

5:46 pm - 7:48 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 02mnonstop

$426United Airlines

Tue, Oct 20 - Mon, Dec 7

2:20 pm - 4:18 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

5:46 pm - 7:48 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 02mnonstop

$426United Airlines

Tue, Oct 20 - Sat, Oct 31

9:15 am - 11:13 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

5:20 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 25m1 stop Toronto Island

$431Multiple Airlines

Tue, Oct 20 - Mon, Nov 30

6:50 pm - 12:42 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

5h 52m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 38m1 stop Atlanta Hartsfield-Jackson

$445Delta

Mon, Oct 19 - Thu, Oct 29

9:30 am - 6:36 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

9h 06m1 stop New York LaGuardia

7:59 am - 5:38 pmDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

9h 39m1 stop Atlanta Hartsfield-Jackson

$580Delta

Sat, Oct 17 - Tue, Oct 20

6:45 am - 9:27 amYUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

26h 42m3 stops Toronto Pearson Intl Fort Lauderdale Atlanta Hartsfield-Jackson

9:21 pm - 7:32 pmBWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

22h 11m3 stops San Juan Luis Munoz Marin Intl Fort Lauderdale Toronto Pearson Intl

$789Multiple Airlines

Mon, Oct 19 - Thu, Oct 22

Cheap direct flights

Enter your travel dates to find the best prices.

6:25 pm - 8:23 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 58mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$296Air Canada

Thu, Oct 29 - Sun, Nov 1

8:30 am - 10:29 amYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 59mnonstop

4:00 pm - 5:50 pmDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 50mnonstop

$303Air Canada

Sat, Dec 12 - Mon, Dec 14

8:25 am - 10:24 amYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 59mnonstop

6:00 am - 7:46 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 46mnonstop

$303Air Canada

Thu, Nov 5 - Sat, Nov 7

8:00 pm - 9:59 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 59mnonstop

6:00 am - 7:46 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 46mnonstop

$303Air Canada

Thu, Nov 12 - Sun, Nov 15

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$325Multiple Airlines

Thu, Nov 5 - Sat, Nov 7

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

1:19 pm - 3:16 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 57mnonstop

$328United Airlines

Thu, Oct 29 - Tue, Nov 3

2:13 pm - 4:26 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

1:19 pm - 3:16 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 57mnonstop

$328United Airlines

Tue, Dec 8 - Tue, Dec 15

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

1:19 pm - 3:16 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 57mnonstop

$328United Airlines

Wed, Nov 25 - Sun, Nov 29

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$328Multiple Airlines

Tue, Nov 10 - Sun, Nov 15

9:15 am - 11:28 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

2h 13mnonstop

9:55 am - 11:38 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 43mnonstop

$328Multiple Airlines

Tue, Nov 10 - Mon, Nov 16

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

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

Air Canada

Oct 29

YUL6:25 pmMontreal Pierre Elliott Trudeau Intl

1h 58m

IAD8:23 pmWashington, D.C. Dulles Intl

Nov 1

IAD9:55 amWashington, D.C. Dulles Intl

1h 43m

YUL11:38 amMontreal Pierre Elliott Trudeau Intl

$296

Air Canada

Oct 24

YUL4:10 pmMontreal Pierre Elliott Trudeau Intl

4h 16m

1 stop

IAD8:26 pmWashington, D.C. Dulles Intl

Oct 26

IAD5:20 pmWashington, D.C. Dulles Intl

4h 25m

1 stop

YUL9:45 pmMontreal Pierre Elliott Trudeau Intl

$298

Air Canada

Nov 13

YUL6:25 pmMontreal Pierre Elliott Trudeau Intl

1h 58m

IAD8:23 pmWashington, D.C. Dulles Intl

Nov 15

IAD5:20 pmWashington, D.C. Dulles Intl

4h 25m

1 stop

YUL9:45 pmMontreal Pierre Elliott Trudeau Intl

$299

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

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

United Airlines

Nov 17

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

5h 29m

1 stop

DCA12:29 pmWashington, D.C. Reagan-National

Nov 17

DCA4:05 pmWashington, D.C. Reagan-National

1h 50m

YUL5:55 pmMontreal Pierre Elliott Trudeau Intl

$317

United Airlines

Nov 17

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

5h 29m

1 stop

DCA12:29 pmWashington, D.C. Reagan-National

Nov 17

DCA4:05 pmWashington, D.C. Reagan-National

1h 50m

YUL5:55 pmMontreal Pierre Elliott Trudeau Intl

$318

United Airlines

Oct 29

YUL9:15 amMontreal Pierre Elliott Trudeau Intl

2h 13m

IAD11:28 amWashington, D.C. Dulles Intl

Nov 3

IAD1:19 pmWashington, D.C. Dulles Intl

1h 57m

YUL3:16 pmMontreal Pierre Elliott Trudeau Intl

$328

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

Thu 10/29

6:25 pm-8:23 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 11/1

9:55 am-11:38 am

Nonstop1h 43m

$296

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 11/23

3:10 pm-8:10 pm

1 stop5h 00m

Washington, D.C. Dulles Intl

Fri 11/27

5:20 pm-9:45 pm

1 stop4h 25m

$298

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 10/27

7:00 am-5:10 pm

1 stop10h 10m

Washington, D.C. Dulles Intl

Mon 11/2

6:12 pm-11:54 pm

1 stop5h 42m

$308

MontrealWashington, D.C.

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

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 12/12

7:00 am-5:26 pm

1 stop10h 26m

Washington, D.C. Reagan-National

Mon 12/14

7:20 pm-11:33 pm

1 stop4h 13m

$308

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 11/5

9:15 am-11:28 am

Nonstop2h 13m

Washington, D.C. Dulles Intl

Sat 11/7

9:55 am-11:38 am

Nonstop1h 43m

$325

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 11/25

9:15 am-11:28 am

Nonstop2h 13m

Washington, D.C. Dulles Intl

Sun 11/29

1:19 pm-3:16 pm

Nonstop1h 57m

$328

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 12/8

2:13 pm-4:26 pm

Nonstop2h 13m

Washington, D.C. Dulles Intl

Mon 12/14

5:46 pm-7:48 pm

Nonstop2h 02m

$328

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 11/10

9:15 am-11:28 am

Nonstop2h 13m

Washington, D.C. Dulles Intl

Mon 11/16

9:55 am-11:38 am

Nonstop1h 43m

$328

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/13

9:45 am-5:44 pm

1 stop7h 59m

Washington, D.C. Dulles Intl

Fri 11/20

11:20 am-4:00 pm

1 stop4h 40m

$341

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/13

9:45 am-5:44 pm

1 stop7h 59m

Washington, D.C. Dulles Intl

Sat 11/14

11:20 am-4:00 pm

1 stop4h 40m

$342

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 $312 to $543.
The lowest price recently found on this route was $296.

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

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Montreal, with most prices found around $314. If you’re not able to fly to Washington, D.C. in February, then January is your next best option. Flight prices from Montreal to Washington, D.C. during January average around $335.

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

On average, the least expensive day to fly to Washington, D.C. from Montreal is on a Friday. momondo users have found tickets for Friday departures for as low as $372. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Washington, D.C. for around $737.

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

In the evening is the cheapest time of day to fly from Montreal to Washington, D.C. when you can find flight prices for as low as $445. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $500. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 16% 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 October 2026, 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	$173
Fastest flight time	1h 50m
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 $173. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is $296.

The fastest flight from Montreal to Washington, D.C. takes 1h 50m

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?
There are 488.5 mi between Montreal and Washington, D.C.. In terms of flight time, this usually takes a little over 1h 50m.
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 4 operators available for flights from Montreal to Washington, D.C. as of October 2026.
How old do you have to be to fly from Montreal to Washington, D.C.?
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..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek 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.?
Based on momondo bookings for flights between Montreal and Washington, D.C., the leading plane model is Embraer 175 (Enhanced Winglets), making up 30.76% of the total bookings. Other popular models include Embraer 175 with 19.10%, Boeing 777-300ER with 10.62%, and Airbus A330-200 with 6.07%.
What is the most popular airline from Montreal to Washington, D.C.?
Based on momondo bookings for flights between Montreal and Washington, D.C., the leading airline is Air Canada, making up 80% of the total bookings. Other popular airlines include United Airlines with 20%.

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 $190	Free Cancellation	Rating 8.0 468 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $253	Free Cancellation	Rating 7.1 11,774 reviews	Search Air Canada flights
United Airlines	PriceFrom $280	Free Cancellation	Rating 7.4 10,364 reviews	Search United Airlines flights
Delta	PriceFrom $417	Free Cancellation	Rating 7.8 8,652 reviews	Search Delta flights

United Airlines Flights From Montreal to Washington, D.C.
United Airlines operates around 45 flights from Montreal to Washington, D.C. every week. The average price of these flights found in the last 72 hours has been $394, but momondo users have found United Airlines deals from Montreal to Washington, D.C. from as low as $280 round-trip. United Airlines has been scored 7.4/10 in 10,364 reviews.
Air Canada Flights From Montreal to Washington, D.C.
Air Canada is also a popular choice for this route. Air Canada flight deals for Montreal to Washington, D.C. start from as low as $253 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $344. Air Canada operates 45 flights to Washington, D.C. from Montreal in an average week. Users have rated it 7.1/10 across 11,774 reviews.

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Why use momondo?

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

It is quick and easy to find Montreal to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. momondo allows you to filter the results for Montreal to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search for Montreal to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Montreal to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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 $173

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 10/27. 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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Air Canada flights from Montreal to Washington, D.C.

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

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Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

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

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