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Cheap flights from Washington, D.C. to Montreal from C$ 177

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Montreal departing on 4/12. 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 Washington, D.C. to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:36 p.m. - 10:20 p.m.IAD-YUL
25h 44m2 stops
Multiple Airlines Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 386Multiple Airlines
Find Deal
Mon, 3 Nov - Mon, 24 Nov
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.IAD-YUL
4h 50m1 stop
Porter Airlines Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 387Porter Airlines
Find Deal
Wed, 5 Nov - Mon, 24 Nov
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.IAD-YUL
4h 50m1 stop
Porter Airlines Logo
12:05 p.m. - 5:14 p.m.YUL-IAD
5h 09m1 stop
C$ 392Porter Airlines
Find Deal
Sun, 7 Dec - Wed, 10 Dec
Multiple Airlines Logo
11:40 a.m. - 4:30 p.m.IAD-YUL
4h 50m1 stop
Multiple Airlines Logo
7:00 p.m. - 8:59 p.m.YUL-IAD
1h 59mdirect
C$ 394Multiple Airlines
Find Deal
Fri, 5 Dec - Fri, 12 Dec
Air Canada Logo
6:00 a.m. - 7:45 a.m.DCA-YUL
1h 45mdirect
Air Canada Logo
8:30 a.m. - 10:26 a.m.YUL-DCA
1h 56mdirect
C$ 408Air Canada
Find Deal
Thu, 4 Dec - Thu, 11 Dec
Air Canada Logo
6:00 a.m. - 7:45 a.m.DCA-YUL
1h 45mdirect
Air Canada Logo
8:30 a.m. - 10:26 a.m.YUL-DCA
1h 56mdirect
C$ 411Air Canada
Find Deal
Fri, 12 Dec - Sun, 14 Dec
American Airlines Logo
6:00 a.m. - 3:07 p.m.BWI-YUL
9h 07m1 stop
American Airlines Logo
7:30 a.m. - 11:52 p.m.YUL-BWI
16h 22m2 stops
C$ 448American Airlines
Find Deal
Fri, 16 Jan - Tue, 20 Jan
American Airlines Logo
6:00 a.m. - 3:07 p.m.DCA-YUL
9h 07m1 stop
American Airlines Logo
7:30 a.m. - 4:16 p.m.YUL-DCA
8h 46m1 stop
C$ 479American Airlines
Find Deal
Fri, 6 Feb - Mon, 9 Feb
WestJet Logo
1:40 p.m. - 6:54 p.m.DCA-YUL
5h 14m1 stop
WestJet Logo
7:10 a.m. - 1:30 p.m.YUL-DCA
6h 20m1 stop
C$ 507WestJet
Find Deal
Tue, 2 Dec - Wed, 10 Dec
WestJet Logo
6:00 a.m. - 11:19 p.m.DCA-YUL
17h 19m1 stop
WestJet Logo
2:30 p.m. - 6:34 p.m.YUL-DCA
4h 04m1 stop
C$ 514WestJet
Find Deal
Sat, 3 Jan - Sat, 10 Jan

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

Our best Porter Airlines deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
5 Nov
IAD11:40 a.m.Washington, D.C. Dulles Intl
4h 50m
1 stop
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
24 Nov
YUL1:40 p.m.Montreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 387
Find similar
Porter Airlines
7 Dec
IAD11:40 a.m.Washington, D.C. Dulles Intl
4h 50m
1 stop
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
10 Dec
YUL12:05 p.m.Montreal Pierre Elliott Trudeau Intl
5h 09m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 392
Find similar
Porter Airlines
14 Nov
IAD6:30 p.m.Washington, D.C. Dulles Intl
4h 15m
1 stop
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
16 Nov
YUL11:25 a.m.Montreal Pierre Elliott Trudeau Intl
5h 49m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 396
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Air Canada flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
4 Dec
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 45m
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
11 Dec
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
1h 56m
DCA10:26 a.m.Washington, D.C. Reagan-National
C$ 408
Find similar
Air Canada
12 Dec
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 45m
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
14 Dec
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
1h 56m
DCA10:26 a.m.Washington, D.C. Reagan-National
C$ 411
Find similar
Air Canada
12 Dec
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 45m
YUL7:45 a.m.Montreal Pierre Elliott Trudeau Intl
14 Dec
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
1h 56m
DCA10:26 a.m.Washington, D.C. Reagan-National
C$ 413
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Montreal Pierre Elliott Trudeau 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 22 October 2025.
Use the filters below to find and compare flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 3/11

8:36 p.m.-10:20 p.m.

2 stops25h 44m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

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

1 stop3h 34m

C$ 386

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 5/11

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

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

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

1 stop3h 34m

C$ 387

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 7/12

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

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

12:05 p.m.-5:14 p.m.

1 stop5h 09m

C$ 392

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 5/12

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

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 12/12

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

Nonstop1h 59m

C$ 394

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 4/12

6:00 a.m.-7:45 a.m.

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 11/12

8:30 a.m.-10:26 a.m.

Nonstop1h 56m

C$ 408

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 12/12

6:00 a.m.-7:45 a.m.

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 14/12

8:30 a.m.-10:26 a.m.

Nonstop1h 56m

C$ 411

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Fri 16/1

6:00 a.m.-3:07 p.m.

1 stop9h 07m

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

7:30 a.m.-11:52 p.m.

2 stops16h 22m

C$ 448

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 6/2

6:00 a.m.-3:07 p.m.

1 stop9h 07m

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

7:30 a.m.-4:16 p.m.

1 stop8h 46m

C$ 479

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 2/12

1:40 p.m.-6:54 p.m.

1 stop5h 14m

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

7:10 a.m.-1:30 p.m.

1 stop6h 20m

C$ 507

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 3/1

6:00 a.m.-11:19 p.m.

1 stop17h 19m

Montreal Pierre Elliott Trudeau Intl

Sat 10/1

2:30 p.m.-6:34 p.m.

1 stop4h 04m

C$ 514

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Montreal from

How to get the cheapest flight ticket from Washington, D.C. to Montreal Pierre Elliott Trudeau 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 Washington, D.C. and Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of March is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C., with most prices found around C$ 466. The month of May is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. averaging around C$ 504.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Tuesday when prices can be found for as low as C$ 397. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 689.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

In the afternoon is the cheapest time of day to fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 529. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon 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 C$ 801. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. to Montreal Pierre Elliott Trudeau Intl flight route?

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

How far in advance should I book a flight to Montreal Pierre Elliott Trudeau Intl Airport?

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around C$ 487 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. for as low as C$ 404 on momondo.

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

There are 2 cabin classes available to choose from on Washington, D.C. to Montreal Pierre Elliott Trudeau 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 Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flights?

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

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

As of October 2025, prices for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 6% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport (WAS to YUL) flight deals and tips

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

Best price found

C$ 192

Fastest flight time

1h 41m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. in the past 72 hours is C$ 192. The best round-trip flight deal from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 151.
The fastest flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 41m
Direct flights go from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

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

    Washington, D.C. and Montreal Pierre Elliott Trudeau Intl are 776.8 km apart from one another. By plane, this route typically takes 1h 41m.

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

    Prices for flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents required for your trip to Montreal Pierre Elliott Trudeau Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal Pierre Elliott Trudeau Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 181Free CancellationRating
7.1
10,344 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 331Free CancellationRating
8.0
382 reviews
Search Porter Airlines flights

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

    Air Canada is one of the most popular airlines flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport, operating 33 flights/week on average for this route. A good Air Canada flight deal for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport starts from C$ 181 round-trip, up to an average price of C$ 521. Our users have rated Air Canada at 7.1/10.

Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Montebello
Sherbrooke
Trois-Rivières
Brossard
Drummondville
Dorval
North Hatley
Cornwall
Longueuil
Magog
Saint-Sauveur
Bromont
Boucherville
Saint-Jean-sur-Richelieu
Sutton
Waterloo

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Montreal. momondo saves you time and could save you money on your trip.

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

Flights from Washington, D.C. to Montreal 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 Washington, D.C. to Montreal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Montreal.

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

Price alerts on flights to Montreal from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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