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Cheap flights from Washington, D.C. to Montreal from C$ 146

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 6/2. 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.
Porter Airlines Logo
11:40 a.m. - 4:30 p.m.
IAD
-
YUL
4h 50m1 stop
Porter Airlines Logo
6:45 a.m. - 10:22 a.m.
YUL
-
IAD
3h 37m1 stop
C$ 351Porter Airlines
Wed, 4 Feb - Wed, 18 Feb
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.
IAD
-
YUL
4h 15m1 stop
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.
YUL
-
IAD
5h 49m1 stop
C$ 353Porter Airlines
Wed, 15 Apr - Sun, 19 Apr
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.
IAD
-
YUL
4h 15m1 stop
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.
YUL
-
IAD
5h 49m1 stop
C$ 357Porter Airlines
Fri, 13 Feb - Sun, 22 Feb
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.
IAD
-
YUL
4h 15m1 stop
Porter Airlines Logo
11:25 a.m. - 5:14 p.m.
YUL
-
IAD
5h 49m1 stop
C$ 358Porter Airlines
Fri, 13 Feb - Sun, 15 Feb
Porter Airlines Logo
11:35 a.m. - 5:45 p.m.
IAD
-
YUL
6h 10m1 stop
Porter Airlines Logo
6:45 a.m. - 10:22 a.m.
YUL
-
IAD
3h 37m1 stop
C$ 360Porter Airlines
Wed, 28 Jan - Mon, 2 Feb
Air Canada Logo
6:00 a.m. - 7:45 a.m.
DCA
-
YUL
1h 45mdirect
Air Canada Logo
8:00 p.m. - 9:58 p.m.
YUL
-
DCA
1h 58mdirect
C$ 395Air Canada
Sat, 17 Jan - Tue, 20 Jan
Air Canada Logo
12:55 p.m. - 7:14 p.m.
DCA
-
YUL
6h 19m1 stop
Air Canada Logo
8:30 a.m. - 10:19 a.m.
YUL
-
DCA
1h 49mdirect
C$ 402Air Canada
Fri, 27 Mar - Mon, 30 Mar
Multiple Airlines Logo
5:37 p.m. - 3:10 p.m.
BWI
-
YUL
21h 33m1 stop
Multiple Airlines Logo
8:00 a.m. - 7:01 p.m.
YUL
-
BWI
11h 01m1 stop
C$ 406Multiple Airlines
Thu, 5 Feb - Thu, 12 Feb
Multiple Airlines Logo
6:00 a.m. - 2:54 p.m.
BWI
-
YUL
32h 54m2 stops
Multiple Airlines Logo
8:00 a.m. - 7:01 p.m.
YUL
-
BWI
11h 01m1 stop
C$ 414Multiple Airlines
Thu, 5 Feb - Thu, 12 Feb
Delta Logo
5:30 p.m. - 11:13 p.m.
DCA
-
YUL
5h 43m1 stop
Delta Logo
7:30 p.m. - 11:05 p.m.
YUL
-
DCA
3h 35m1 stop
C$ 429Delta
Mon, 16 Mar - Wed, 18 Mar

Porter Airlines flights from Washington, D.C. to Montreal

Our best Porter Airlines deals on Washington, D.C. to Montreal flight tickets
Porter Airlines
4 Feb
IAD11:40 a.m.Washington, D.C. Dulles Intl
4h 50m
1 stop
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
18 Feb
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
3h 37m
1 stop
IAD10:22 a.m.Washington, D.C. Dulles Intl
C$ 351
Find similar
Porter Airlines
13 Feb
IAD6:30 p.m.Washington, D.C. Dulles Intl
4h 15m
1 stop
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
15 Feb
YUL11:25 a.m.Montreal Pierre Elliott Trudeau Intl
5h 49m
1 stop
IAD5:14 p.m.Washington, D.C. Dulles Intl
C$ 358
Find similar
Porter Airlines
28 Jan
IAD11:35 a.m.Washington, D.C. Dulles Intl
6h 10m
1 stop
YUL5:45 p.m.Montreal Pierre Elliott Trudeau Intl
2 Feb
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
3h 37m
1 stop
IAD10:22 a.m.Washington, D.C. Dulles Intl
C$ 360
Find similar

WestJet flights from Washington, D.C. to Montreal

Our best WestJet deals on Washington, D.C. to Montreal flight tickets
WestJet
28 Jan
DCA9:00 a.m.Washington, D.C. Reagan-National
7h 55m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
29 Jan
YUL1:02 p.m.Montreal Pierre Elliott Trudeau Intl
5h 55m
1 stop
DCA6:57 p.m.Washington, D.C. Reagan-National
C$ 492
Find similar
WestJet
15 Jan
DCA7:35 a.m.Washington, D.C. Reagan-National
6h 07m
1 stop
YUL1:42 p.m.Montreal Pierre Elliott Trudeau Intl
19 Jan
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
16h 57m
1 stop
DCA10:57 p.m.Washington, D.C. Reagan-National
C$ 495
Find similar
WestJet
28 Jan
DCA5:59 p.m.Washington, D.C. Reagan-National
5h 13m
1 stop
YUL11:12 p.m.Montreal Pierre Elliott Trudeau Intl
30 Jan
YUL1:02 p.m.Montreal Pierre Elliott Trudeau Intl
5h 55m
1 stop
DCA6:57 p.m.Washington, D.C. Reagan-National
C$ 496
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Montreal 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 25 December 2025.
Use the filters below to find and compare flights from Washington, D.C. to Montreal 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 4/2

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

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

6:45 a.m.-10:22 a.m.

1 stop3h 37m

C$ 351

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 15/4

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

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

1 stop5h 49m

C$ 353

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 13/2

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

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

1 stop5h 49m

C$ 357

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 13/2

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

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

1 stop5h 49m

C$ 358

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 28/1

11:35 a.m.-5:45 p.m.

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

6:45 a.m.-10:22 a.m.

1 stop3h 37m

C$ 360

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 17/1

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

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

8:00 p.m.-9:58 p.m.

Nonstop1h 58m

C$ 395

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 27/3

12:55 p.m.-7:14 p.m.

1 stop6h 19m

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

8:30 a.m.-10:19 a.m.

Nonstop1h 49m

C$ 402

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 5/2

5:37 p.m.-3:10 p.m.

1 stop21h 33m

Montreal Pierre Elliott Trudeau Intl

Thu 12/2

8:00 a.m.-7:01 p.m.

1 stop11h 01m

C$ 406

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 5/2

6:00 a.m.-2:54 p.m.

2 stops32h 54m

Montreal Pierre Elliott Trudeau Intl

Thu 12/2

8:00 a.m.-7:01 p.m.

1 stop11h 01m

C$ 414

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 16/3

5:30 p.m.-11:13 p.m.

1 stop5h 43m

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

7:30 p.m.-11:05 p.m.

1 stop3h 35m

C$ 429

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

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?

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from Washington, D.C. is in January. Flight prices, which tend to average around C$ 476, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Montreal from Washington, D.C. during February instead. Flights to Montreal in February, while not as cheap as those in January, still average around C$ 480.

What is the cheapest day to depart on your flight to Montreal?

Our data shows that Friday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 449. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to Montreal for around C$ 976.

What is the cheapest time of day to depart on your flight to Montreal?

Our data shows that the cheapest Washington, D.C. to Montreal flights are usually those with departure times in the afternoon. Our users have found flights to Montreal in the afternoon for as low as C$ 524. Flights at noon are often more expensive with an average ticket price of C$ 813.

What is the cheapest Washington, D.C. to Montreal flight route?

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

How far in advance should I book a flight to Montreal?

You are more likely to see cheaper flights to Montreal from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 467 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Washington, D.C. for as low as C$ 397 on momondo.

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

There are 2 cabin classes available to choose from on Washington, D.C. to Montreal 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 flights?

You could potentially save up to 24% on your flight if you consider stops on a Washington, D.C. to Montreal flight.

How have Washington, D.C. to Montreal flight prices changed over time?

As of December 2025, prices for Washington, D.C. to Montreal flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Montreal

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Montreal 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 (WAS to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Montreal

Best price found

C$ 174

Fastest flight time

1h 40m

Direct flights

Every day

Airports in Montreal

2 airports
The best one-way flight to Montreal from Washington, D.C. in the past 72 hours is C$ 174. The best round-trip flight deal from Washington, D.C. to Montreal found on momondo in the last 72 hours is C$ 346.
The fastest flight from Washington, D.C. to Montreal takes 1h 40m
Direct flights go from Washington, D.C. to Montreal every day.
There are 2 airports in Montreal. From Washington, D.C. there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).
Search flight deals

  • How far is Washington, D.C. to Montreal by plane?

    Montreal is 786.1 km away from Washington, D.C.. Typically, this will take 1h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Montreal?

    Prices for flights from Washington, D.C. to Montreal refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Montreal?

  • How old do you have to be to fly from Washington, D.C. to Montreal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The travel and health documents required for your trip to Montreal 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. 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?

  • What is the most popular airline from Washington, D.C. to Montreal?

Best airlines flying from Washington, D.C. to Montreal

Compare and see reviews for airlines that fly from Washington, D.C. to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 196Free CancellationRating
7.1
10,555 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 323Free CancellationRating
8.0
401 reviews
Search Porter Airlines flights

  • Air Canada Flights From Washington, D.C. to Montreal

    Air Canada is one of the most popular airlines flying from Washington, D.C. to Montreal, operating 40 flights/week on average for this route. A good Air Canada flight deal for Washington, D.C. to Montreal starts from C$ 196 round-trip, up to an average price of C$ 560. Our users have rated Air Canada at 7.1/10.

Why use momondo?

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

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 Washington, D.C. to Montreal for you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Montreal flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Montreal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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 can track prices for Washington, D.C. to Montreal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport