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

As of August 2026, there are 117 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.?

Porter Airlines, United Airlines, and Air Canada 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 day?

16 flights are operational daily from Montreal to Washington, D.C. as of August 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, Porter 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 74% 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 August 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.

$176 Cheap Flights from Montreal to Washington, D.C. in 2026

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.

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

4h 15m1 stop Toronto Island

3:50 pm - 9:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 22m1 stop Toronto Island

$306Porter Airlines

Sat, Sep 19 - Fri, Oct 2

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

4h 15m1 stop Toronto Island

3:50 pm - 9:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

5h 22m1 stop Toronto Island

$307Porter Airlines

Tue, Sep 8 - Fri, Sep 11

8:40 am - 12:14 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

3h 34m1 stop Ottawa

6:00 am - 7:47 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 47mnonstop

$309Air Canada

Fri, Sep 4 - Mon, Sep 7

10:30 am - 4:38 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

6h 08m1 stop Toronto Island

5:15 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 30m1 stop Toronto Island

$309Air Canada

Fri, Oct 9 - Wed, Oct 14

3:00 pm - 7:20 amYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

16h 20m1 stop Newark

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

1h 57mnonstop

$318United Airlines

Sat, Nov 21 - Sun, Nov 22

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

$328Air Transat

Sat, Oct 24 - Mon, Oct 26

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$336United Airlines

Wed, Sep 16 - Wed, Sep 23

2:20 pm - 4:18 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

$336Multiple Airlines

Thu, Oct 22 - Mon, Oct 26

12:48 pm - 9:30 pmYUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

8h 42m1 stop Detroit Metropolitan Wayne County

2:03 pm - 11:50 pmBWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

9h 47m1 stop Atlanta Hartsfield-Jackson

$452Delta

Sat, Sep 19 - Fri, Oct 2

7:00 am - 5:27 pmYUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

10h 27m1 stop Atlanta Hartsfield-Jackson

2:11 pm - 11:54 pmBWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

9h 43m1 stop Atlanta Hartsfield-Jackson

$452Delta

Fri, Oct 16 - Tue, Oct 20

Cheap last minute flights

Enter your travel dates to find the best prices.

1:50 pm - 3:38 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 48mnonstop

4:20 pm - 6:20 pmDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

2h 00mnonstop

$376Air Canada

Tue, Aug 25 - Sat, Sep 5

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

4h 15m1 stop Toronto Island

3:50 pm - 8:00 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 10m1 stop Toronto Island

$382Porter Airlines

Mon, Aug 24 - Mon, Aug 31

3:35 pm - 7:57 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

4h 22m1 stop Toronto Pearson Intl

4:20 pm - 6:20 pmDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

2h 00mnonstop

$389Air Canada

Tue, Aug 25 - Sat, Sep 5

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

4h 35m1 stop Toronto Island

3:50 pm - 10:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 22m1 stop Toronto Island

$394Porter Airlines

Tue, Aug 25 - Tue, Sep 1

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

1h 58mnonstop

3:45 pm - 5:27 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 42mnonstop

$425Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$428United Airlines

Wed, Aug 26 - Sat, Sep 5

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$428United Airlines

Tue, Aug 25 - Sat, Sep 5

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

1h 58mnonstop

5:20 pm - 9:47 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 27m1 stop Toronto Island

$431Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

6:00 am - 11:42 amYUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

5h 42m1 stop Detroit Metropolitan Wayne County

5:00 pm - 11:52 pmBWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

6h 52m1 stop Atlanta Hartsfield-Jackson

$620Delta

Wed, Aug 26 - Sat, Sep 5

9:30 am - 9:28 pmYUL Montreal Pierre Elliott Trudeau Intl-BWI Baltimore/Washington

11h 58m2 stops New York LaGuardia Detroit Metropolitan Wayne County

5:00 pm - 11:52 pmBWI Baltimore/Washington-YUL Montreal Pierre Elliott Trudeau Intl

6h 52m1 stop Atlanta Hartsfield-Jackson

$620Delta

Wed, Aug 26 - Sat, Sep 5

Cheap direct flights

Enter your travel dates to find the best prices.

8:00 pm - 9:50 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 50mnonstop

6:00 am - 7:48 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 48mnonstop

$321Air Canada

Thu, Sep 17 - Sun, Sep 20

1:50 pm - 3:38 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 48mnonstop

9:40 am - 11:27 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 47mnonstop

$321Air Canada

Thu, Sep 3 - Sun, Sep 6

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

1h 50mnonstop

6:00 am - 7:48 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 48mnonstop

$321Air Canada

Sun, Oct 11 - Thu, Oct 15

1:50 pm - 3:40 pmYUL Montreal Pierre Elliott Trudeau Intl-DCA Washington, D.C. Reagan-National

1h 50mnonstop

6:00 am - 7:48 amDCA Washington, D.C. Reagan-National-YUL Montreal Pierre Elliott Trudeau Intl

1h 48mnonstop

$321Air Canada

Thu, Sep 17 - Mon, Sep 21

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$336United Airlines

Wed, Sep 16 - Wed, Sep 23

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$336United Airlines

Thu, Sep 3 - Mon, Sep 7

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

1h 58mnonstop

5:40 pm - 7:45 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

2h 05mnonstop

$336United Airlines

Thu, Sep 17 - Tue, Sep 22

2:20 pm - 4:18 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

$336Multiple Airlines

Thu, Oct 22 - Mon, Oct 26

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

1h 58mnonstop

3:45 pm - 5:27 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 42mnonstop

$336Multiple Airlines

Thu, Sep 3 - Sun, Sep 6

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

1h 58mnonstop

9:45 am - 11:23 amIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mnonstop

$336Multiple Airlines

Thu, Oct 1 - Mon, Oct 5

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? 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

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

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

Air Canada

Sep 4

YUL8:40 amMontreal Pierre Elliott Trudeau Intl

3h 34m

1 stop

DCA12:14 pmWashington, D.C. Reagan-National

Sep 7

DCA6:00 amWashington, D.C. Reagan-National

1h 47m

YUL7:47 amMontreal Pierre Elliott Trudeau Intl

$309

Air Canada

Sep 18

YUL8:40 amMontreal Pierre Elliott Trudeau Intl

3h 34m

1 stop

DCA12:14 pmWashington, D.C. Reagan-National

Sep 20

DCA6:55 pmWashington, D.C. Reagan-National

4h 26m

1 stop

YUL11:21 pmMontreal Pierre Elliott Trudeau Intl

$317

Air Canada

Sep 17

YUL1:05 pmMontreal Pierre Elliott Trudeau Intl

1h 55m

IAD3:00 pmWashington, D.C. Dulles Intl

Sep 20

IAD5:20 pmWashington, D.C. Dulles Intl

4h 25m

1 stop

YUL9:45 pmMontreal Pierre Elliott Trudeau Intl

$321

Lufthansa flights from Montreal to Washington, D.C.

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

Lufthansa

Sep 3

YUL9:15 amMontreal Pierre Elliott Trudeau Intl

1h 58m

IAD11:13 amWashington, D.C. Dulles Intl

Sep 6

IAD5:40 pmWashington, D.C. Dulles Intl

2h 05m

YUL7:45 pmMontreal Pierre Elliott Trudeau Intl

$341

Lufthansa

Sep 4

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

4h 44m

1 stop

DCA10:44 amWashington, D.C. Reagan-National

Sep 7

DCA10:27 amWashington, D.C. Reagan-National

5h 43m

1 stop

YUL4:10 pmMontreal Pierre Elliott Trudeau Intl

$347

Lufthansa

Sep 4

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

4h 44m

1 stop

DCA10:44 amWashington, D.C. Reagan-National

Sep 7

DCA10:27 amWashington, D.C. Reagan-National

5h 43m

1 stop

YUL4:10 pmMontreal Pierre Elliott Trudeau Intl

$349

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

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 9/19

6:30 am-10:45 am

1 stop4h 15m

Washington, D.C. Dulles Intl

Fri 10/2

3:50 pm-9:12 pm

1 stop5h 22m

$306

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 9/8

6:30 am-10:45 am

1 stop4h 15m

Washington, D.C. Dulles Intl

Fri 9/11

3:50 pm-9:12 pm

1 stop5h 22m

$307

MontrealWashington, D.C.

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

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 9/4

8:40 am-12:14 pm

1 stop3h 34m

Washington, D.C. Reagan-National

Mon 9/7

6:00 am-7:47 am

Nonstop1h 47m

$309

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 10/9

10:30 am-4:38 pm

1 stop6h 08m

Washington, D.C. Dulles Intl

Wed 10/14

5:15 pm-9:45 pm

1 stop4h 30m

$309

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 11/21

3:00 pm-7:20 am

1 stop16h 20m

Washington, D.C. Dulles Intl

Sun 11/22

1:19 pm-3:16 pm

Nonstop1h 57m

$318

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 10/24

6:30 am-10:45 am

1 stop4h 15m

Washington, D.C. Dulles Intl

Mon 10/26

11:20 am-4:00 pm

1 stop4h 40m

$328

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 9/16

2:20 pm-4:18 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 9/23

5:40 pm-7:45 pm

Nonstop2h 05m

$336

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 10/22

2:20 pm-4:18 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Mon 10/26

9:55 am-11:38 am

Nonstop1h 43m

$336

MontrealBaltimore

YUL Montreal Pierre Elliott Trudeau Intl - BWI Baltimore/Washington

YULBWI

Montreal Pierre Elliott Trudeau Intl

Sat 9/19

12:48 pm-9:30 pm

1 stop8h 42m

Baltimore/Washington

Fri 10/2

2:03 pm-11:50 pm

1 stop9h 47m

$452

MontrealBaltimore

YUL Montreal Pierre Elliott Trudeau Intl - BWI Baltimore/Washington

YULBWI

Montreal Pierre Elliott Trudeau Intl

Fri 10/16

7:00 am-5:27 pm

1 stop10h 27m

Baltimore/Washington

Tue 10/20

2:11 pm-11:54 pm

1 stop9h 43m

$452

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 $316 to $442.
The lowest price recently found on this route was $306.

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 $325.

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 $367. 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 $719.

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 $462. 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 $522. 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 21% 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 August 2026, prices for Montreal to Washington, D.C. flights are approximately 3% 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	$176
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 $176. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is $306.

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?
There are 488.5 mi between Montreal and Washington, D.C.. In terms of flight time, this usually takes a little over 1h 46m.
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 August 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 27.99% of the total bookings. Other popular models include Embraer 175 with 23.32%, Boeing 777-300ER with 7.23%, and Boeing 737 MAX 8 with 5.13%.
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 73% of the total bookings. Other popular airlines include United Airlines with 15% and Porter Airlines with 12%.

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 $197	Free Cancellation	Rating 8.0 457 reviews	Search Porter Airlines flights
United Airlines	PriceFrom $247	Free Cancellation	Rating 7.4 10,108 reviews	Search United Airlines flights
Air Canada	PriceFrom $256	Free Cancellation	Rating 7.1 11,515 reviews	Search Air Canada flights
Delta	PriceFrom $417	Free Cancellation	Rating 7.8 8,514 reviews	Search Delta flights

United Airlines Flights From Montreal to Washington, D.C.
United Airlines operates around 48 flights from Montreal to Washington, D.C. every week. The average price of these flights found in the last 72 hours has been $386, but momondo users have found United Airlines deals from Montreal to Washington, D.C. from as low as $247 round-trip. United Airlines has been scored 7.4/10 in 10,108 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 $256 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $336. Air Canada operates 48 flights to Washington, D.C. from Montreal in an average week. Users have rated it 7.1/10 across 11,515 reviews.

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Springfield

Colonial Beach

Fairfax

Edgewood

Tysons

College Park

Glen Burnie

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.

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

Sun 9/20

Sun 9/27

Email me momondo's favorite 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 $176

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 10/22. 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 and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

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

Lufthansa flights from Montreal to Washington, D.C.

Our best Lufthansa 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.?

What 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

Traveling 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 22.4 mi from Washington, D.C.

Fly your favorite 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