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Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from C$ 187

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. Dulles Intl Airport to Montreal departing on 13/12. 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. Dulles Intl Airport to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:40 a.m. - 5:45 p.m.IAD-YUL
6h 05m1 stop
Porter Airlines Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 348Porter Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov
Multiple Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Multiple Airlines Logo
7:00 p.m. - 8:59 p.m.YUL-IAD
1h 59mdirect
C$ 370Multiple Airlines
Find Deal
Fri, 28 Nov - Fri, 5 Dec
Porter Airlines Logo
1:45 p.m. - 6:45 p.m.IAD-YUL
5h 00m1 stop
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.YUL-IAD
5h 49m1 stop
C$ 371Porter Airlines
Find Deal
Sat, 22 Nov - Tue, 25 Nov
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Porter Airlines Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 374Porter Airlines
Find Deal
Tue, 2 Dec - Tue, 9 Dec
Multiple Airlines Logo
11:40 a.m. - 5:45 p.m.IAD-YUL
6h 05m1 stop
Multiple Airlines Logo
4:10 p.m. - 8:29 p.m.YUL-IAD
4h 19m1 stop
C$ 377Multiple Airlines
Find Deal
Mon, 19 Jan - Wed, 21 Jan
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Porter Airlines Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 378Porter Airlines
Find Deal
Fri, 21 Nov - Tue, 25 Nov
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Porter Airlines Logo
8:55 a.m. - 12:29 p.m.YUL-IAD
3h 34m1 stop
C$ 381Porter Airlines
Find Deal
Thu, 20 Nov - Sat, 22 Nov
Air Canada Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
Air Canada Logo
7:00 p.m. - 8:59 p.m.YUL-IAD
1h 59mdirect
C$ 413Air Canada
Find Deal
Thu, 11 Dec - Mon, 15 Dec
Air Canada Logo
9:55 a.m. - 11:48 a.m.IAD-YUL
1h 53mdirect
Air Canada Logo
10:10 a.m. - 3:55 p.m.YUL-IAD
5h 45m1 stop
C$ 434Air Canada
Find Deal
Sat, 28 Mar - Sat, 4 Apr
United Airlines Logo
5:50 p.m. - 7:48 p.m.IAD-YUL
1h 58mdirect
United Airlines Logo
9:15 a.m. - 11:23 a.m.YUL-IAD
2h 08mdirect
C$ 487United Airlines
Find Deal
Thu, 20 Nov - Mon, 24 Nov

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

Our best Porter Airlines deals on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
20 Nov
IAD11:40 a.m.Washington, D.C. Dulles Intl
6h 05m
1 stop
YUL5:45 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$ 348
Find similar
Porter Airlines
22 Nov
IAD1:45 p.m.Washington, D.C. Dulles Intl
5h 00m
1 stop
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
25 Nov
YUL11:25 a.m.Montreal Pierre Elliott Trudeau Intl
5h 49m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 371
Find similar
Porter Airlines
2 Dec
IAD6:30 p.m.Washington, D.C. Dulles Intl
4h 15m
1 stop
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
9 Dec
YUL1:40 p.m.Montreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 374
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United Airlines flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
20 Nov
IAD5:50 p.m.Washington, D.C. Dulles Intl
1h 58m
YUL7:48 p.m.Montreal Pierre Elliott Trudeau Intl
24 Nov
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
2h 08m
IAD11:23 a.m.Washington, D.C. Dulles Intl
C$ 487
Find similar
United Airlines
12 Nov
IAD8:45 a.m.Washington, D.C. Dulles Intl
4h 43m
1 stop
YUL1:28 p.m.Montreal Pierre Elliott Trudeau Intl
19 Nov
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
2h 08m
IAD4:21 p.m.Washington, D.C. Dulles Intl
C$ 500
Find similar
United Airlines
13 Nov
IAD8:30 a.m.Washington, D.C. Dulles Intl
7h 27m
1 stop
YUL3:57 p.m.Montreal Pierre Elliott Trudeau Intl
16 Nov
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
2h 08m
IAD11:23 a.m.Washington, D.C. Dulles Intl
C$ 575
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 30 October 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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 20/11

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

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

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

1 stop3h 34m

C$ 348

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 28/11

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

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

Nonstop1h 59m

C$ 370

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 22/11

1:45 p.m.-6:45 p.m.

1 stop5h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

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

1 stop5h 49m

C$ 371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 2/12

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

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

1 stop3h 34m

C$ 374

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 19/1

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

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

4:10 p.m.-8:29 p.m.

1 stop4h 19m

C$ 377

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 21/11

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

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

1 stop3h 34m

C$ 378

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 20/11

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 22/11

8:55 a.m.-12:29 p.m.

1 stop3h 34m

C$ 381

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 11/12

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

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Mon 15/12

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

Nonstop1h 59m

C$ 413

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 28/3

9:55 a.m.-11:48 a.m.

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Sat 4/4

10:10 a.m.-3:55 p.m.

1 stop5h 45m

C$ 434

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 20/11

5:50 p.m.-7:48 p.m.

Nonstop1h 58m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

9:15 a.m.-11:23 a.m.

Nonstop2h 08m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

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

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

The month of January is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Dulles Intl Airport, with most prices found around C$ 338. The month of February is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around C$ 397.

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$ 395. 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. Dulles Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 685.

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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as C$ 528. 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$ 797. 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. Dulles Intl to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl for the best Washington, D.C. Dulles Intl - 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. Dulles Intl Airport 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. Dulles Intl Airport for as low as C$ 402 on momondo.

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

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

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

As of October 2025, prices for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (IAD to YUL) flight deals and tips

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

Best price found

C$ 150

Fastest flight time

1h 43m

Direct flights

Every day
The best flight deal from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is C$ 150
The fastest flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 43m
Direct flights go from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

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

    Washington, D.C. Dulles Intl and Montreal Pierre Elliott Trudeau Intl are 784.8 km apart from one another. In terms of flight time, this usually takes a little over 1h 53m.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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 you'll need for your trip to Montreal Pierre Elliott Trudeau 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 Montreal Pierre Elliott Trudeau 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 Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 180Free CancellationRating
7.1
10,381 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 330Free CancellationRating
8.0
384 reviews
Search Porter Airlines flights

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

    Air Canada operates around 11 flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport every week. The average price of these flights found in the last 72 hours has been C$ 498, but momondo users have found Air Canada deals from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport from as low as C$ 180 round-trip. Air Canada has been scored 7.1/10 in 10,381 reviews.

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
Dorval
Drummondville
Cornwall
North Hatley
Longueuil
Magog
Saint-Sauveur
Bromont
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?

Yes. All flights to Montreal from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Montreal?

momondo provides multiple filters to help you find the best flight to Montreal from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Montreal from Washington, D.C.. 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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