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Cheap flights from Washington, D.C. to Montreal from C$ 165

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 30/10. 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

Multiple Airlines Logo
9:52 p.m. - 12:35 a.m.IAD-YUL
26h 43m2 stops
Multiple Airlines Logo
6:45 a.m. - 10:24 a.m.YUL-IAD
3h 39m1 stop
C$ 384Multiple Airlines
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Multiple Airlines Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
Multiple Airlines Logo
11:25 a.m. - 5:14 p.m.YUL-IAD
5h 49m1 stop
C$ 387Multiple Airlines
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Air Canada Logo
4:40 p.m. - 6:25 p.m.DCA-YUL
1h 45mdirect
Air Canada Logo
8:30 a.m. - 10:26 a.m.YUL-DCA
1h 56mdirect
C$ 395Air Canada
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Air Canada Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
Air Canada Logo
7:00 p.m. - 8:54 p.m.YUL-IAD
1h 54mdirect
C$ 396Air Canada
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Porter Airlines Logo
11:40 a.m. - 5:45 p.m.IAD-YUL
6h 05m1 stop
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.YUL-IAD
3h 39m1 stop
C$ 400Porter Airlines
Find Deal
Thu, 6 Nov - Fri, 7 Nov
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.IAD-YUL
4h 50m1 stop
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.YUL-IAD
5h 49m1 stop
C$ 403Porter Airlines
Find Deal
Thu, 6 Nov - Mon, 10 Nov
United Airlines Logo
1:00 p.m. - 3:00 p.m.IAD-YUL
2h 00mdirect
United Airlines Logo
2:20 p.m. - 4:18 p.m.YUL-IAD
1h 58mdirect
C$ 415United Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
United Airlines Logo
10:10 p.m. - 10:40 a.m.IAD-YUL
12h 30m1 stop
United Airlines Logo
2:20 p.m. - 4:18 p.m.YUL-IAD
1h 58mdirect
C$ 418United Airlines
Find Deal
Tue, 7 Oct - Wed, 8 Oct
WestJet Logo
9:45 a.m. - 3:49 p.m.DCA-YUL
6h 04m1 stop
WestJet Logo
4:39 p.m. - 10:59 p.m.YUL-DCA
6h 20m1 stop
C$ 483WestJet
Find Deal
Tue, 21 Oct - Tue, 28 Oct
WestJet Logo
6:00 a.m. - 12:20 p.m.DCA-YUL
6h 20m1 stop
WestJet Logo
7:30 p.m. - 10:56 a.m.YUL-DCA
15h 26m2 stops
C$ 494WestJet
Find Deal
Thu, 15 Jan - Tue, 20 Jan

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

Our best United Airlines deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
1 Oct
IAD1:00 p.m.Washington, D.C. Dulles Intl
2h 00m
YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl
8 Oct
YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 p.m.Washington, D.C. Dulles Intl
C$ 415
Find similar
United Airlines
7 Oct
IAD10:10 p.m.Washington, D.C. Dulles Intl
12h 30m
1 stop
YUL10:40 a.m.Montreal Pierre Elliott Trudeau Intl
8 Oct
YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 p.m.Washington, D.C. Dulles Intl
C$ 418
Find similar
United Airlines
1 Nov
IAD8:45 a.m.Washington, D.C. Dulles Intl
4h 43m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
1 Nov
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
7h 14m
1 stop
IAD11:59 p.m.Washington, D.C. Dulles Intl
C$ 439
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WestJet flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Our best WestJet deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
WestJet
21 Oct
DCA9:45 a.m.Washington, D.C. Reagan-National
6h 04m
1 stop
YUL3:49 p.m.Montreal Pierre Elliott Trudeau Intl
28 Oct
YUL4:39 p.m.Montreal Pierre Elliott Trudeau Intl
6h 20m
1 stop
DCA10:59 p.m.Washington, D.C. Reagan-National
C$ 483
Find similar
WestJet
15 Jan
DCA6:00 a.m.Washington, D.C. Reagan-National
6h 20m
1 stop
YUL12:20 p.m.Montreal Pierre Elliott Trudeau Intl
20 Jan
YUL7:30 p.m.Montreal Pierre Elliott Trudeau Intl
15h 26m
2 stops
DCA10:56 a.m.Washington, D.C. Reagan-National
C$ 494
Find similar
WestJet
9 Oct
DCA1:50 p.m.Washington, D.C. Reagan-National
23h 45m
1 stop
YUL1:35 p.m.Montreal Pierre Elliott Trudeau Intl
10 Oct
YUL4:39 p.m.Montreal Pierre Elliott Trudeau Intl
23h 48m
1 stop
DCA4:27 p.m.Washington, D.C. Reagan-National
C$ 501
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 17 September 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

Thu 30/10

9:52 p.m.-12:35 a.m.

2 stops26h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

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

1 stop3h 39m

C$ 384

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 30/10

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

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

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

1 stop5h 49m

C$ 387

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 30/10

4:40 p.m.-6:25 p.m.

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

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

Nonstop1h 56m

C$ 395

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 30/10

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

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

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

Nonstop1h 54m

C$ 396

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/11

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

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Fri 7/11

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

1 stop3h 39m

C$ 400

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/11

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

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

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

1 stop5h 49m

C$ 403

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 1/10

1:00 p.m.-3:00 p.m.

Nonstop2h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

2:20 p.m.-4:18 p.m.

Nonstop1h 58m

C$ 415

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 7/10

10:10 p.m.-10:40 a.m.

1 stop12h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

2:20 p.m.-4:18 p.m.

Nonstop1h 58m

C$ 418

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 21/10

9:45 a.m.-3:49 p.m.

1 stop6h 04m

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

4:39 p.m.-10:59 p.m.

1 stop6h 20m

C$ 483

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 15/1

6:00 a.m.-12:20 p.m.

1 stop6h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

7:30 p.m.-10:56 a.m.

2 stops15h 26m

C$ 494

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 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$ 458. 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$ 494.

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 Saturday when prices can be found for as low as C$ 476. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday 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$ 671.

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$ 510. 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$ 600. 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$ 486 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$ 388 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?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

As of September 2025, prices for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 15% 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$ 195

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$ 195. 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$ 271.
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.
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  • 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 45m.

  • 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$ 194Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 325Free CancellationRating
7.9
365 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 469Free CancellationRating
7.2
3,095 reviews
Search WestJet 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 39 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$ 141 round-trip, up to an average price of C$ 368. 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
Trois-Rivières
Sherbrooke
Brossard
Cornwall
Drummondville
Magog
Longueuil
North Hatley
Dorval
Bromont
Saint-Sauveur
Saint-Jean-sur-Richelieu
Boucherville
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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