What airlines fly to Washington, D.C. Dulles Intl Airport?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Montreal according to our data. Air Canada is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

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

Air Canada and United Airlines are the most popular carriers operating from Montreal to Washington, D.C. Dulles Intl

How many operators does momondo search for flights from Montreal to Washington, D.C. Dulles Intl Airport?

There are 3 operators available for flights from Montreal to Washington, D.C. Dulles Intl Airport as of September 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Washington, D.C. Dulles Intl Airport.

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

The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. 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. Dulles Intl Airport in 2026/27

Q: How many flights depart from Montreal to Washington, D.C. Dulles Intl Airport on average per week?

The number of flights available between Montreal and Washington, D.C. Dulles Intl Airport is 77 per week as of September 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

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Cheap round-trip 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

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

4h 25m1 stop Toronto Island

$302Air Canada

Thu, Oct 29 - Sun, Nov 1

6:25 pm - 8:23 pmYUL 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

$302Air Canada

Mon, Nov 23 - Sat, Nov 28

9:45 am - 5:43 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

7h 58m1 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

$302Porter Airlines

Fri, Nov 20 - Tue, Nov 24

11:10 am - 3:45 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

4h 35m1 stop Toronto Pearson Intl

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

4h 40m1 stop Toronto Island

$302Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

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

$302Air Canada

Tue, Nov 24 - Sun, Nov 29

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

4h 15m1 stop Toronto Island

11:25 am - 6:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 47m1 stop Toronto Island

$303Porter Airlines

Thu, Oct 8 - Mon, Oct 12

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

4h 35m1 stop Toronto Island

11:25 am - 6:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 47m1 stop Toronto Island

$304Porter Airlines

Sun, Oct 4 - Sat, Oct 24

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

10h 10m1 stop Atlanta Hartsfield-Jackson

3:04 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

8h 50m1 stop Atlanta Hartsfield-Jackson

$308Delta

Thu, Oct 29 - Thu, Nov 5

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

$311United Airlines

Fri, Nov 20 - Sun, Nov 22

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

$311United Airlines

Fri, Oct 2 - Sun, Oct 4

Cheap last minute 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

11:25 am - 6:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 47m1 stop Toronto Island

$370Porter Airlines

Thu, Sep 24 - Mon, Sep 28

9:00 am - 3:10 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

6h 10m1 stop Toronto Island

11:25 am - 6:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 47m1 stop Toronto Island

$375Porter Airlines

Thu, Sep 24 - Sat, Oct 3

9:00 am - 3:10 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

6h 10m1 stop Toronto Island

11:25 am - 6:12 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

6h 47m1 stop Toronto Island

$376Porter Airlines

Thu, Sep 24 - Sat, Oct 3

1:05 pm - 3:00 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

3:45 pm - 5:23 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mnonstop

$377Air Canada

Thu, Sep 24 - Tue, Sep 29

1:10 pm - 3:05 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

3:50 pm - 5:28 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mnonstop

$379Jazz

Thu, Sep 24 - Sat, Oct 3

1:05 pm - 3:00 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

3:45 pm - 5:23 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mnonstop

$393Air Canada

Thu, Sep 24 - Sat, Oct 3

1:10 pm - 3:05 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

4:05 pm - 8:26 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

4h 21m1 stop Toronto Pearson Intl

$393Jazz

Thu, Sep 24 - Sat, Oct 3

10:10 am - 3:25 pmYUL Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl

5h 15m1 stop Toronto Pearson Intl

3:45 pm - 5:23 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

1h 38mnonstop

$401Air Canada

Thu, Sep 24 - Sat, Oct 3

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

1h 58mnonstop

6:45 am - 4:10 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

9h 25m1 stop Newark

$426United Airlines

Thu, Sep 24 - Thu, Oct 1

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

1h 58mnonstop

6:45 am - 4:10 pmIAD Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl

9h 25m1 stop Newark

$428United Airlines

Thu, Sep 24 - Thu, Oct 1

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

$302Air Canada

Tue, Nov 24 - Sun, Nov 29

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

$302Air Canada

Mon, Nov 23 - Sat, Nov 28

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

$302Air Canada

Thu, Oct 29 - Sun, Nov 1

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

$309Air Canada

Sat, Nov 21 - Mon, Nov 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

$311United Airlines

Fri, Oct 2 - Sun, Oct 4

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

$311United Airlines

Fri, Nov 20 - Sun, Nov 22

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

$311Multiple 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

$312United Airlines

Mon, Nov 23 - Sat, Nov 28

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

$317Lufthansa

Fri, Oct 2 - Sun, Oct 4

9:15 am - 11:13 amYUL 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

$330Multiple Airlines

Thu, Oct 15 - Sat, Oct 17

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Air Canada flights from Montreal to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Montreal to Washington, D.C. Dulles Intl Airport 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

$302

Air Canada

Oct 2

YUL5:05 pmMontreal Pierre Elliott Trudeau Intl

1h 55m

IAD7:00 pmWashington, D.C. Dulles Intl

Oct 5

IAD9:45 amWashington, D.C. Dulles Intl

1h 38m

YUL11:23 amMontreal Pierre Elliott Trudeau Intl

$310

Air Canada

Oct 1

YUL1:05 pmMontreal Pierre Elliott Trudeau Intl

1h 55m

IAD3:00 pmWashington, D.C. Dulles Intl

Oct 4

IAD5:20 pmWashington, D.C. Dulles Intl

4h 25m

1 stop

YUL9:45 pmMontreal Pierre Elliott Trudeau Intl

$313

Porter Airlines flights from Montreal to Washington, D.C. Dulles Intl Airport

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

Porter Airlines

Oct 3

YUL6:30 amMontreal Pierre Elliott Trudeau Intl

4h 15m

1 stop

IAD10:45 amWashington, D.C. Dulles Intl

Oct 4

IAD11:25 amWashington, D.C. Dulles Intl

6h 47m

1 stop

YUL6:12 pmMontreal Pierre Elliott Trudeau Intl

$302

Porter Airlines

Oct 8

YUL6:30 amMontreal Pierre Elliott Trudeau Intl

4h 15m

1 stop

IAD10:45 amWashington, D.C. Dulles Intl

Oct 12

IAD11:25 amWashington, D.C. Dulles Intl

6h 47m

1 stop

YUL6:12 pmMontreal Pierre Elliott Trudeau Intl

$303

Porter Airlines

Oct 4

YUL10:35 amMontreal Pierre Elliott Trudeau Intl

4h 35m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

Oct 24

IAD11:25 amWashington, D.C. Dulles Intl

6h 47m

1 stop

YUL6:12 pmMontreal Pierre Elliott Trudeau Intl

$304

momondo Fare Finder

Use the filters below to find and compare flights from Montreal to Washington, D.C. Dulles Intl Airport 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

Thu 10/29

6:25 pm-8:23 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 11/1

5:20 pm-9:45 pm

1 stop4h 25m

$302

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 11/23

6:25 pm-8:23 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sat 11/28

5:20 pm-9:45 pm

1 stop4h 25m

$302

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/20

9:45 am-5:43 pm

1 stop7h 58m

Washington, D.C. Dulles Intl

Tue 11/24

11:20 am-4:00 pm

1 stop4h 40m

$302

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 10/29

11:10 am-3:45 pm

1 stop4h 35m

Washington, D.C. Dulles Intl

Thu 11/5

11:20 am-4:00 pm

1 stop4h 40m

$302

Quickest round-trip

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 11/24

6:25 pm-8:23 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 11/29

9:55 am-11:38 am

Nonstop1h 43m

$302

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 10/8

6:30 am-10:45 am

1 stop4h 15m

Washington, D.C. Dulles Intl

Mon 10/12

11:25 am-6:12 pm

1 stop6h 47m

$303

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 10/4

10:35 am-3:10 pm

1 stop4h 35m

Washington, D.C. Dulles Intl

Sat 10/24

11:25 am-6:12 pm

1 stop6h 47m

$304

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 10/29

7:00 am-5:10 pm

1 stop10h 10m

Washington, D.C. Dulles Intl

Thu 11/5

3:04 pm-11:54 pm

1 stop8h 50m

$308

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/20

2:13 pm-4:26 pm

Nonstop2h 13m

Washington, D.C. Dulles Intl

Sun 11/22

1:19 pm-3:16 pm

Nonstop1h 57m

$311

MontrealWashington, D.C.

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

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 10/2

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 10/4

5:40 pm-7:45 pm

Nonstop2h 05m

$311

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. Dulles Intl 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

Prices

Airlines

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $322 to $470.
The lowest price recently found on this route was $302.

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

In general, February is the cheapest month to fly from Montreal to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $270. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $314.

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

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $421. 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. Dulles Intl Airport for around $909.

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

Flying to Washington, D.C. Dulles Intl Airport from Montreal in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $469 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $593 on average. Flights to Washington, D.C. Dulles Intl Airport from Montreal in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

There are 4 cabin classes available to choose from on Montreal to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Montreal to Washington, D.C. Dulles Intl Airport flight.

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

When to book flights from Montreal to Washington, D.C. Dulles Intl Airport

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

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

Best Price Found	$176
Fastest flight time	1h 46m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Montreal in the past 72 hours is $176. The best round-trip flight deal from Montreal to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $302.

The fastest flight from Montreal to Washington, D.C. Dulles Intl Airport takes 1h 46m

Direct flights go from Montreal to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

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

How far is Montreal to Washington, D.C. Dulles Intl by plane?
Montreal and Washington, D.C. Dulles Intl are 493.8 mi apart from one another. By plane, this route typically takes 1h 46m.
When did momondo last update prices for flights from Montreal to Washington, D.C. Dulles Intl Airport?
Prices for flights from Montreal to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Washington, D.C. Dulles Intl Airport?
There are 3 operators available for flights from Montreal to Washington, D.C. Dulles Intl Airport as of September 2026.
How old do you have to be to fly from Montreal to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. 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. Dulles Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Montreal to Washington, D.C. Dulles Intl Airport is Embraer 175 (Enhanced Winglets), representing 19.26% of all bookings. The subsequent popular models are Boeing 777-300ER at 13.56%, Embraer 175 at 13.35%, and Airbus A330-200 at 8.01%.
What is the most popular airline from Montreal to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to Washington, D.C. Dulles Intl Airport is Air Canada (100% of total bookings).

Best airlines flying from Montreal to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom $190	Free Cancellation	Rating 8.0 462 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $259	Free Cancellation	Rating 7.1 11,653 reviews	Search Air Canada flights
United Airlines	PriceFrom $280	Free Cancellation	Rating 7.4 10,231 reviews	Search United Airlines flights

United Airlines Flights From Montreal to Washington, D.C. Dulles Intl Airport
United Airlines flight deals from Montreal to Washington, D.C. Dulles Intl Airport start from $280 round-trip. Over the 28 United Airlines flights for this route in a normal week, average airfare is usually $394 round-trip - but some users have found much cheaper deals with momondo.
Air Canada Flights From Montreal to Washington, D.C. Dulles Intl Airport
Another popular option for Montreal to Washington, D.C. Dulles Intl Airport flights is Air Canada (7.1/10, 11,653 ratings). Air Canada flies from Montreal to Washington, D.C. Dulles Intl Airport around 28 times per week, with deals starting from $259 round-trip and rising to an average price of around $351.

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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?

Flights from Montreal to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Montreal and alert you when they change.

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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 11/8. 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. Dulles Intl Airport

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