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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. from C$ 234

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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. departing on 13/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.
YUL
-
IAD
5h 49m1 stop
Porter Airlines Logo
11:40 a.m. - 5:45 p.m.
IAD
-
YUL
6h 05m1 stop
C$ 335Porter Airlines
Sun, 1 Mar - Wed, 11 Mar
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.
YUL
-
IAD
5h 49m1 stop
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.
IAD
-
YUL
4h 15m1 stop
C$ 344Porter Airlines
Sun, 1 Mar - Fri, 13 Mar
Porter Airlines Logo
6:45 a.m. - 10:19 a.m.
YUL
-
IAD
3h 34m1 stop
Porter Airlines Logo
11:35 a.m. - 4:30 p.m.
IAD
-
YUL
4h 55m1 stop
C$ 348Porter Airlines
Mon, 5 Jan - Sun, 11 Jan
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.
YUL
-
IAD
3h 39m1 stop
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.
IAD
-
YUL
4h 50m1 stop
C$ 365Porter Airlines
Wed, 4 Mar - Mon, 9 Mar
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.
YUL
-
IAD
3h 39m1 stop
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.
IAD
-
YUL
4h 15m1 stop
C$ 370Porter Airlines
Wed, 31 Dec - Mon, 5 Jan
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.
YUL
-
IAD
3h 39m1 stop
Porter Airlines Logo
11:35 a.m. - 4:30 p.m.
IAD
-
YUL
4h 55m1 stop
C$ 375Porter Airlines
Tue, 30 Dec - Fri, 2 Jan
Air Canada Logo
11:10 a.m. - 3:46 p.m.
YUL
-
IAD
4h 36m1 stop
Air Canada Logo
9:45 a.m. - 11:30 a.m.
IAD
-
YUL
1h 45mdirect
C$ 376Air Canada
Thu, 29 Jan - Thu, 5 Feb
Multiple Airlines Logo
6:45 a.m. - 10:19 a.m.
YUL
-
IAD
3h 34m1 stop
Multiple Airlines Logo
8:53 p.m. - 12:43 a.m.
IAD
-
YUL
27h 50m2 stops
C$ 379Multiple Airlines
Mon, 5 Jan - Mon, 19 Jan
Air Canada Logo
7:00 p.m. - 8:54 p.m.
YUL
-
IAD
1h 54mdirect
Air Canada Logo
9:45 a.m. - 11:30 a.m.
IAD
-
YUL
1h 45mdirect
C$ 387Air Canada
Tue, 27 Jan - Tue, 3 Feb
Air Canada Logo
7:00 p.m. - 8:54 p.m.
YUL
-
IAD
1h 54mdirect
Air Canada Logo
9:45 a.m. - 11:30 a.m.
IAD
-
YUL
1h 45mdirect
C$ 388Air Canada
Thu, 8 Jan - Sun, 11 Jan

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport

Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
WestJet
3 Mar
YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl
6h 06m
1 stop
IAD6:36 p.m.Washington, D.C. Dulles Intl
10 Mar
IAD6:00 a.m.Washington, D.C. Dulles Intl
5h 32m
1 stop
YUL11:32 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 449
Find similar
WestJet
13 Feb
YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl
9h 15m
1 stop
IAD11:55 p.m.Washington, D.C. Dulles Intl
22 Feb
IAD7:00 a.m.Washington, D.C. Dulles Intl
6h 40m
1 stop
YUL1:40 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 450
Find similar

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

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
29 Jan
YUL11:10 a.m.Montreal Pierre Elliott Trudeau Intl
4h 36m
1 stop
IAD3:46 p.m.Washington, D.C. Dulles Intl
5 Feb
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 45m
YUL11:30 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 376
Find similar
Air Canada
27 Jan
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 p.m.Washington, D.C. Dulles Intl
3 Feb
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 45m
YUL11:30 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 387
Find similar
Air Canada
8 Jan
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 p.m.Washington, D.C. Dulles Intl
11 Jan
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 45m
YUL11:30 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

11:25 a.m.-5:14 p.m.

1 stop5h 49m

Washington, D.C. Dulles Intl

Wed 11/3

11:40 a.m.-5:45 p.m.

1 stop6h 05m

C$ 335

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 1/3

11:25 a.m.-5:14 p.m.

1 stop5h 49m

Washington, D.C. Dulles Intl

Fri 13/3

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

1 stop4h 15m

C$ 344

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

6:45 a.m.-10:19 a.m.

1 stop3h 34m

Washington, D.C. Dulles Intl

Sun 11/1

11:35 a.m.-4:30 p.m.

1 stop4h 55m

C$ 348

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

6:45 a.m.-10:24 a.m.

1 stop3h 39m

Washington, D.C. Dulles Intl

Mon 9/3

11:40 a.m.-4:30 p.m.

1 stop4h 50m

C$ 365

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

6:45 a.m.-10:24 a.m.

1 stop3h 39m

Washington, D.C. Dulles Intl

Mon 5/1

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

1 stop4h 15m

C$ 370

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 30/12

6:45 a.m.-10:24 a.m.

1 stop3h 39m

Washington, D.C. Dulles Intl

Fri 2/1

11:35 a.m.-4:30 p.m.

1 stop4h 55m

C$ 375

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 29/1

11:10 a.m.-3:46 p.m.

1 stop4h 36m

Washington, D.C. Dulles Intl

Thu 5/2

9:45 a.m.-11:30 a.m.

Nonstop1h 45m

C$ 376

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 5/1

6:45 a.m.-10:19 a.m.

1 stop3h 34m

Washington, D.C. Dulles Intl

Mon 19/1

8:53 p.m.-12:43 a.m.

2 stops27h 50m

C$ 379

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

7:00 p.m.-8:54 p.m.

Nonstop1h 54m

Washington, D.C. Dulles Intl

Tue 3/2

9:45 a.m.-11:30 a.m.

Nonstop1h 45m

C$ 387

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

7:00 p.m.-8:54 p.m.

Nonstop1h 54m

Washington, D.C. Dulles Intl

Sun 11/1

9:45 a.m.-11:30 a.m.

Nonstop1h 45m

C$ 388

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport 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

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

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

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport is in March. Flight prices, which tend to average around C$ 364, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in March, then you should wait until May to fly from Montreal Pierre Elliott Trudeau Intl Airport, when ticket prices are also cheap, with an average price of C$ 365.

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

According to our data, Saturday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport. The lowest ticket price found for a Saturday departure recently was C$ 759. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Sunday is C$ 1,195.

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

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the afternoon. Flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 711. In the evening is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 1,097 per ticket.

What is the cheapest Montreal Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around C$ 438 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 286 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport.

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

As of December 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flights are approximately 11% more expensive when compared to flights at the same time last year.

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

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

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

Best price found

C$ 368

Fastest flight time

1h 54m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 368. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 547.
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport takes 1h 54m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 784.8 km away from Montreal Pierre Elliott Trudeau Intl. A reasonable flight in good conditions will take 1h 54m.

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

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

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

  • What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 299Free CancellationRating
8.0
399 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 338Free CancellationRating
7.1
10,526 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 376Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

  • United Airlines Flights From Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport

    United Airlines is one of the most popular airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport, operating 19 flights/week on average for this route. A good United Airlines flight deal for Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport starts from C$ 376 round-trip, up to an average price of C$ 512. Our users have rated United Airlines at 7.4/10.

  • Air Canada Flights From Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport

    Air Canada (7.1/10 from 10,525 reviews) operates around 19 flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport in any given week. The average Air Canada airfare for this route is around C$ 478, with deals from around C$ 338 rare but found on momondo. Referenced prices are for round-trip Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight searches in the last 72 hours.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg
Alexandria
Fairfax
Linthicum Heights
Silver Spring
Bethesda
Gaithersburg
Reston
Herndon
Laurel
Chantilly
Arlington
Capitol Heights
Winchester
Leesburg
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Washington, D.C. for you.

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.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Montreal.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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