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Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from C$ 131

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 17/9. 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

Porter Airlines Logo
4:20 p.m. - 8:10 p.m.IAD-YUL
3h 50m1 stop
Porter Airlines Logo
10:45 a.m. - 3:06 p.m.YUL-IAD
4h 21m1 stop
C$ 303Porter Airlines
Find Deal
Wed, 15 Oct - Fri, 17 Oct
Porter Airlines Logo
4:20 p.m. - 8:10 p.m.IAD-YUL
3h 50m1 stop
Porter Airlines Logo
6:45 a.m. - 10:29 a.m.YUL-IAD
3h 44m1 stop
C$ 311Porter Airlines
Find Deal
Mon, 22 Sep - Tue, 28 Oct
Porter Airlines Logo
11:35 a.m. - 4:00 p.m.IAD-YUL
4h 25m1 stop
Porter Airlines Logo
8:55 a.m. - 3:06 p.m.YUL-IAD
6h 11m1 stop
C$ 338Porter Airlines
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Porter Airlines Logo
11:55 a.m. - 6:05 p.m.IAD-YUL
6h 10m1 stop
Porter Airlines Logo
10:45 a.m. - 3:06 p.m.YUL-IAD
4h 21m1 stop
C$ 340Porter Airlines
Find Deal
Sun, 31 Aug - Wed, 3 Sep
Porter Airlines Logo
11:35 a.m. - 4:00 p.m.IAD-YUL
4h 25m1 stop
Porter Airlines Logo
1:55 p.m. - 5:34 p.m.YUL-IAD
3h 39m1 stop
C$ 342Porter Airlines
Find Deal
Mon, 22 Sep - Thu, 30 Oct
Logo
9:35 a.m. - 11:28 a.m.IAD-YUL
1h 53mdirect
Logo
8:55 a.m. - 3:06 p.m.YUL-IAD
6h 11m1 stop
C$ 345
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Air Canada Logo
9:35 a.m. - 11:28 a.m.IAD-YUL
1h 53mdirect
Air Canada Logo
7:10 p.m. - 9:05 p.m.YUL-IAD
1h 55mdirect
C$ 371Air Canada
Find Deal
Wed, 17 Sep - Sat, 20 Sep
Air Canada Logo
2:25 p.m. - 8:35 p.m.IAD-YUL
6h 10m1 stop
Air Canada Logo
5:00 a.m. - 9:38 a.m.YUL-IAD
4h 38m1 stop
C$ 403Air Canada
Find Deal
Sat, 20 Sep - Sun, 28 Sep
Logo
4:20 p.m. - 8:10 p.m.IAD-YUL
3h 50m1 stop
Logo
6:45 a.m. - 6:24 p.m.YUL-IAD
11h 39m2 stops
C$ 404
Find Deal
Wed, 17 Sep - Sat, 20 Sep
United Airlines Logo
8:20 a.m. - 1:09 p.m.IAD-YUL
4h 49m1 stop
United Airlines Logo
4:55 p.m. - 12:30 a.m.YUL-IAD
7h 35m1 stop
C$ 441United Airlines
Find Deal
Wed, 13 Aug - Wed, 13 Aug

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
17 Sep
IAD9:35 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:28 a.m.Montreal Pierre Elliott Trudeau Intl
20 Sep
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
1h 55m
IAD9:05 p.m.Washington, D.C. Dulles Intl
C$ 371
Find similar
Air Canada
20 Sep
IAD2:25 p.m.Washington, D.C. Dulles Intl
6h 10m
1 stop
YUL8:35 p.m.Montreal Pierre Elliott Trudeau Intl
28 Sep
YUL5:00 a.m.Montreal Pierre Elliott Trudeau Intl
4h 38m
1 stop
IAD9:38 a.m.Washington, D.C. Dulles Intl
C$ 403
Find similar
Air Canada
31 Aug
IAD9:35 a.m.Washington, D.C. Dulles Intl
1h 55m
YUL11:30 a.m.Montreal Pierre Elliott Trudeau Intl
3 Sep
YUL5:00 a.m.Montreal Pierre Elliott Trudeau Intl
4h 38m
1 stop
IAD9:38 a.m.Washington, D.C. Dulles Intl
C$ 412
Find similar

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
13 Aug
IAD8:20 a.m.Washington, D.C. Dulles Intl
4h 49m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
13 Aug
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
7h 35m
1 stop
IAD12:30 a.m.Washington, D.C. Dulles Intl
C$ 441
Find similar
United Airlines
13 Aug
IAD1:03 p.m.Washington, D.C. Dulles Intl
1h 57m
YUL3:00 p.m.Montreal Pierre Elliott Trudeau Intl
15 Aug
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
1h 59m
IAD11:14 a.m.Washington, D.C. Dulles Intl
C$ 454
Find similar
United Airlines
13 Aug
IAD6:35 a.m.Washington, D.C. Dulles Intl
10h 51m
1 stop
YUL5:26 p.m.Montreal Pierre Elliott Trudeau Intl
15 Aug
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
1h 59m
IAD11:14 a.m.Washington, D.C. Dulles Intl
C$ 466
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 1 August 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

Wed 15/10

4:20 p.m.-8:10 p.m.

1 stop3h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 17/10

10:45 a.m.-3:06 p.m.

1 stop4h 21m

C$ 303

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 22/9

4:20 p.m.-8:10 p.m.

1 stop3h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

6:45 a.m.-10:29 a.m.

1 stop3h 44m

C$ 311

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 4/9

11:35 a.m.-4:00 p.m.

1 stop4h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

8:55 a.m.-3:06 p.m.

1 stop6h 11m

C$ 338

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 31/8

11:55 a.m.-6:05 p.m.

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 3/9

10:45 a.m.-3:06 p.m.

1 stop4h 21m

C$ 340

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 22/9

11:35 a.m.-4:00 p.m.

1 stop4h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

1:55 p.m.-5:34 p.m.

1 stop3h 39m

C$ 342

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 4/9

9:35 a.m.-11:28 a.m.

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

8:55 a.m.-3:06 p.m.

1 stop6h 11m

C$ 345

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 17/9

9:35 a.m.-11:28 a.m.

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

7:10 p.m.-9:05 p.m.

Nonstop1h 55m

C$ 371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 20/9

2:25 p.m.-8:35 p.m.

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 28/9

5:00 a.m.-9:38 a.m.

1 stop4h 38m

C$ 403

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 17/9

4:20 p.m.-8:10 p.m.

1 stop3h 50m

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

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

2 stops11h 39m

C$ 404

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 13/8

8:20 a.m.-1:09 p.m.

1 stop4h 49m

Montreal Pierre Elliott Trudeau Intl

Wed 13/8

4:55 p.m.-12:30 a.m.

1 stop7h 35m

C$ 441

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 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$ 335. 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$ 393.

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$ 485. 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. Dulles Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 675.

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$ 530. 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 in the morning because they tend to be around C$ 578. 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$ 483 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$ 385 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?

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

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

As of August 2025, prices for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 5% cheaper 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$ 131

Fastest flight time

1h 53m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Dulles Intl Airport in the past 72 hours is C$ 131. The best round-trip 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$ 303.
The fastest flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 53m
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$ 178Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 327Free CancellationRating
8.0
318 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 16 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$ 356, 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$ 129 round-trip. Air Canada has been scored 7.1/10 in 9,851 reviews.

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
Longueuil
Dorval
Magog
Bromont
Saint-Sauveur
Saint-Jean-sur-Richelieu
Boucherville
North Hatley
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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