Cheap flights from Washington, D.C. to Montreal from C$ 174

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 8/10. 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 (WAS-YMQ)

Cheap round-trip flights

Porter Airlines Logo
4:20 p.m. - 8:10 p.m.IAD-YUL
3h 50m1 stop
Porter Airlines Logo
8:55 a.m. - 3:06 p.m.YUL-IAD
6h 11m1 stop
C$ 369Porter Airlines
Find Deal
Fri, 19 Sep - Mon, 22 Sep
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$ 372Porter Airlines
Find Deal
Thu, 18 Sep - Mon, 22 Sep
 Logo
4:20 p.m. - 10:15 p.m.IAD-YUL
5h 55m1 stop
 Logo
8:00 a.m. - 1:38 p.m.YUL-IAD
5h 38m1 stop
C$ 390
Find Deal
Thu, 2 Oct - Mon, 6 Oct
Air Canada Logo
6:00 a.m. - 7:49 a.m.DCA-YUL
1h 49mdirect
Air Canada Logo
4:00 p.m. - 10:34 p.m.YUL-DCA
6h 34m1 stop
C$ 400Air Canada
Find Deal
Thu, 18 Sep - Mon, 22 Sep
Air Canada Logo
6:00 a.m. - 7:49 a.m.DCA-YUL
1h 49mdirect
Air Canada Logo
8:00 p.m. - 9:51 p.m.YUL-DCA
1h 51mdirect
C$ 403Air Canada
Find Deal
Thu, 2 Oct - Mon, 6 Oct
 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$ 414
Find Deal
Tue, 16 Sep - Thu, 18 Sep
Delta Logo
11:00 a.m. - 6:40 p.m.DCA-YUL
7h 40m1 stop
Delta Logo
12:36 p.m. - 9:43 p.m.YUL-DCA
9h 07m1 stop
C$ 487Delta
Find Deal
Tue, 14 Oct - Thu, 16 Oct
WestJet Logo
10:00 a.m. - 4:01 p.m.DCA-YUL
6h 01m1 stop
WestJet Logo
4:55 p.m. - 10:56 p.m.YUL-DCA
6h 01m1 stop
C$ 488WestJet
Find Deal
Mon, 9 Feb - Sat, 21 Feb
WestJet Logo
2:40 p.m. - 11:18 p.m.DCA-YUL
8h 38m1 stop
WestJet Logo
6:45 a.m. - 4:35 p.m.YUL-DCA
9h 50m2 stops
C$ 495WestJet
Find Deal
Sat, 27 Sep - Wed, 1 Oct
Delta Logo
9:45 a.m. - 3:49 p.m.DCA-YUL
6h 04m2 stops
Delta Logo
12:36 p.m. - 9:43 p.m.YUL-DCA
9h 07m1 stop
C$ 501Delta
Find Deal
Wed, 8 Oct - Thu, 16 Oct

Air Canada flights from Washington, D.C. to Montreal

Our best Air Canada deals on Washington, D.C. to Montreal flight tickets
Air Canada
18 Sep
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 49m
YUL7:49 a.m.Montreal Pierre Elliott Trudeau Intl
22 Sep
YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl
6h 34m
1 stop
DCA10:34 p.m.Washington, D.C. Reagan-National
Air Canada
2 Oct
DCA6:00 a.m.Washington, D.C. Reagan-National
1h 49m
YUL7:49 a.m.Montreal Pierre Elliott Trudeau Intl
6 Oct
YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 51m
DCA9:51 p.m.Washington, D.C. Reagan-National
Air Canada
2 Oct
IAD9:35 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:28 a.m.Montreal Pierre Elliott Trudeau Intl
6 Oct
YUL8:00 a.m.Montreal Pierre Elliott Trudeau Intl
5h 38m
1 stop
IAD1:38 p.m.Washington, D.C. Dulles Intl

WestJet flights from Washington, D.C. to Montreal

Our best WestJet deals on Washington, D.C. to Montreal flight tickets
WestJet
9 Feb
DCA10:00 a.m.Washington, D.C. Reagan-National
6h 01m
1 stop
YUL4:01 p.m.Montreal Pierre Elliott Trudeau Intl
21 Feb
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
6h 01m
1 stop
DCA10:56 p.m.Washington, D.C. Reagan-National
WestJet
27 Sep
DCA2:40 p.m.Washington, D.C. Reagan-National
8h 38m
1 stop
YUL11:18 p.m.Montreal Pierre Elliott Trudeau Intl
1 Oct
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
9h 50m
2 stops
DCA4:35 p.m.Washington, D.C. Reagan-National
WestJet
14 Sep
DCA6:00 a.m.Washington, D.C. Reagan-National
5h 34m
1 stop
YUL11:34 a.m.Montreal Pierre Elliott Trudeau Intl
16 Sep
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
12h 45m
2 stops
DCA7:30 p.m.Washington, D.C. Reagan-National

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 26 August 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

Fri 19/9

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

1 stop3h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

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

1 stop6h 11m

C$ 369

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 18/9

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

1 stop4h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

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

1 stop6h 11m

C$ 372

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 2/10

4:20 p.m.-10:15 p.m.

1 stop5h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

8:00 a.m.-1:38 p.m.

1 stop5h 38m

C$ 390

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 18/9

6:00 a.m.-7:49 a.m.

Nonstop1h 49m

Montreal Pierre Elliott Trudeau Intl

Mon 22/9

4:00 p.m.-10:34 p.m.

1 stop6h 34m

C$ 400

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 2/10

6:00 a.m.-7:49 a.m.

Nonstop1h 49m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

8:00 p.m.-9:51 p.m.

Nonstop1h 51m

C$ 403

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 16/9

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

1 stop3h 50m

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

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

2 stops11h 39m

C$ 414

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 14/10

11:00 a.m.-6:40 p.m.

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

12:36 p.m.-9:43 p.m.

1 stop9h 07m

C$ 487

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 9/2

10:00 a.m.-4:01 p.m.

1 stop6h 01m

Montreal Pierre Elliott Trudeau Intl

Sat 21/2

4:55 p.m.-10:56 p.m.

1 stop6h 01m

C$ 488

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 27/9

2:40 p.m.-11:18 p.m.

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

6:45 a.m.-4:35 p.m.

2 stops9h 50m

C$ 495

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 8/10

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

2 stops6h 04m

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

12:36 p.m.-9:43 p.m.

1 stop9h 07m

C$ 501

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. 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 March. Flight prices, which tend to average around C$ 493, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Montreal from Washington, D.C. during February instead. Flights to Montreal in February, while not as cheap as those in March, still average around C$ 501.

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

Our data shows that Tuesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 485. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to Montreal for around C$ 675.

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$ 604.

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$ 481 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$ 389 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?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Montreal.

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

As of August 2025, prices for Washington, D.C. to Montreal flights are approximately 15% 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$ 201

Fastest flight time

1h 41m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from Washington, D.C. in the past 72 hours is C$ 201. The best round-trip flight deal from Washington, D.C. to Montreal found on momondo in the last 72 hours is C$ 165.
The fastest flight from Washington, D.C. to Montreal takes 1h 41m
Direct flights go from Washington, D.C. to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)
  • 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 45m 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
10,000 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 327Free CancellationRating
7.9
346 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 472Free CancellationRating
7.2
3,055 reviews
Search WestJet 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 38 flights/week on average for this route. A good Air Canada flight deal for Washington, D.C. to Montreal starts from C$ 141 round-trip, up to an average price of C$ 368. 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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1 adult
Sun 31/8
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Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal