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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 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
Porter Airlines Logo
11:40 a.m. - 3:20 p.m.IAD-YUL
3h 40m1 stop
C$ 337Porter Airlines
Find Deal
Fri, 21 Nov - Thu, 27 Nov
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$ 352Porter Airlines
Find Deal
Sun, 16 Nov - Tue, 18 Nov
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$ 365Porter Airlines
Find Deal
Fri, 21 Nov - Tue, 25 Nov
Multiple Airlines Logo
7:00 p.m. - 8:54 p.m.YUL-IAD
1h 54mdirect
Multiple Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
C$ 376Multiple Airlines
Find Deal
Tue, 25 Nov - Tue, 2 Dec
Air Canada Logo
7:00 p.m. - 8:59 p.m.YUL-IAD
1h 59mdirect
Air Canada Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
C$ 387Air Canada
Find Deal
Thu, 15 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. - 11:38 a.m.IAD-YUL
1h 53mdirect
C$ 389Air Canada
Find Deal
Tue, 25 Nov - Tue, 2 Dec
United Airlines Logo
9:15 a.m. - 11:35 a.m.YUL-IAD
2h 20mdirect
United Airlines Logo
8:20 a.m. - 2:00 p.m.IAD-YUL
5h 40m1 stop
C$ 407United Airlines
Find Deal
Wed, 7 Jan - Thu, 15 Jan
Multiple Airlines Logo
6:00 a.m. - 4:46 p.m.YUL-IAD
10h 46m1 stop
Multiple Airlines Logo
11:40 a.m. - 4:30 p.m.IAD-YUL
4h 50m1 stop
C$ 422Multiple Airlines
Find Deal
Tue, 6 Jan - Sun, 11 Jan
United Airlines Logo
2:13 p.m. - 4:21 p.m.YUL-IAD
2h 08mdirect
United Airlines Logo
8:45 a.m. - 1:28 p.m.IAD-YUL
4h 43m1 stop
C$ 424United Airlines
Find Deal
Fri, 21 Nov - Tue, 25 Nov
Delta Logo
9:34 a.m. - 8:37 p.m.YUL-IAD
11h 03m2 stops
Delta Logo
7:00 a.m. - 1:42 p.m.IAD-YUL
6h 42m1 stop
C$ 432Delta
Find Deal
Wed, 7 Jan - Tue, 13 Jan

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
15 Jan
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 59m
IAD8:59 p.m.Washington, D.C. Dulles Intl
19 Jan
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 387
Find similar
Air Canada
25 Nov
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 p.m.Washington, D.C. Dulles Intl
2 Dec
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 389
Find similar
Air Canada
7 Jan
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 p.m.Washington, D.C. Dulles Intl
10 Jan
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 393
Find similar

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

Our best Porter Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
21 Nov
YUL1:40 p.m.Montreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
27 Nov
IAD11:40 a.m.Washington, D.C. Dulles Intl
3h 40m
1 stop
YUL3:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 337
Find similar
Porter Airlines
16 Nov
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
3h 39m
1 stop
IAD10:24 a.m.Washington, D.C. Dulles Intl
18 Nov
IAD6:30 p.m.Washington, D.C. Dulles Intl
4h 15m
1 stop
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 352
Find similar
Porter Airlines
21 Nov
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
3h 39m
1 stop
IAD10:24 a.m.Washington, D.C. Dulles Intl
25 Nov
IAD6:30 p.m.Washington, D.C. Dulles Intl
4h 15m
1 stop
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 365
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 30 October 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

Fri 21/11

1:40 p.m.-5:14 p.m.

1 stop3h 34m

Washington, D.C. Dulles Intl

Thu 27/11

11:40 a.m.-3:20 p.m.

1 stop3h 40m

C$ 337

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

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

1 stop3h 39m

Washington, D.C. Dulles Intl

Tue 18/11

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

1 stop4h 15m

C$ 352

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 21/11

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

1 stop3h 39m

Washington, D.C. Dulles Intl

Tue 25/11

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

1 stop4h 15m

C$ 365

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

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

Nonstop1h 54m

Washington, D.C. Dulles Intl

Tue 2/12

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

1 stop4h 15m

C$ 376

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

7:00 p.m.-8:59 p.m.

Nonstop1h 59m

Washington, D.C. Dulles Intl

Mon 19/1

9:45 a.m.-11:38 a.m.

Nonstop1h 53m

C$ 387

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

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

Nonstop1h 54m

Washington, D.C. Dulles Intl

Tue 2/12

9:45 a.m.-11:38 a.m.

Nonstop1h 53m

C$ 389

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

9:15 a.m.-11:35 a.m.

Nonstop2h 20m

Washington, D.C. Dulles Intl

Thu 15/1

8:20 a.m.-2:00 p.m.

1 stop5h 40m

C$ 407

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 6/1

6:00 a.m.-4:46 p.m.

1 stop10h 46m

Washington, D.C. Dulles Intl

Sun 11/1

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

1 stop4h 50m

C$ 422

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 21/11

2:13 p.m.-4:21 p.m.

Nonstop2h 08m

Washington, D.C. Dulles Intl

Tue 25/11

8:45 a.m.-1:28 p.m.

1 stop4h 43m

C$ 424

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

9:34 a.m.-8:37 p.m.

2 stops11h 03m

Washington, D.C. Dulles Intl

Tue 13/1

7:00 a.m.-1:42 p.m.

1 stop6h 42m

C$ 432

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 May. 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 May, then you should wait until March to fly from Montreal Pierre Elliott Trudeau Intl Airport, when ticket prices are also cheap, with an average price of C$ 368.

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$ 772. 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$ 1,225.

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$ 713. 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$ 1,111 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$ 456 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$ 322 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?

You could potentially save up to 2% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight.

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

As of October 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flights are approximately 10% 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$ 327

Fastest flight time

1h 50m

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$ 327. 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$ 758.
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport takes 1h 50m
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$ 302Free CancellationRating
8.0
384 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 342Free CancellationRating
7.1
10,377 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 366Free CancellationRating
7.4
8,998 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 10 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$ 366 round-trip, up to an average price of C$ 518. 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 10,377 reviews) operates around 10 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$ 481, with deals from around C$ 342 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
Reston
Herndon
Laurel
Chantilly
Capitol Heights
Winchester
Arlington
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean
National Harbor

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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