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Cheap flights from Washington, D.C. to Montreal from $120

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 10/30. 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 pm - 12:35 amIAD-YUL
26h 43m2 stops
Multiple Airlines Logo
6:45 am - 10:24 amYUL-IAD
3h 39m1 stop
$279Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Multiple Airlines Logo
9:45 am - 11:38 amIAD-YUL
1h 53mnonstop
Multiple Airlines Logo
11:25 am - 5:14 pmYUL-IAD
5h 49m1 stop
$281Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Canada Logo
4:40 pm - 6:25 pmDCA-YUL
1h 45mnonstop
Air Canada Logo
8:30 am - 10:26 amYUL-DCA
1h 56mnonstop
$287Air Canada
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Canada Logo
9:45 am - 11:38 amIAD-YUL
1h 53mnonstop
Air Canada Logo
7:00 pm - 8:54 pmYUL-IAD
1h 54mnonstop
$288Air Canada
Find Deal
Thu, Oct 30 - Thu, Nov 6
Porter Airlines Logo
11:40 am - 4:30 pmIAD-YUL
4h 50m1 stop
Porter Airlines Logo
11:25 am - 5:14 pmYUL-IAD
5h 49m1 stop
$293Porter Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 10
Porter Airlines Logo
11:40 am - 4:30 pmIAD-YUL
4h 50m1 stop
Porter Airlines Logo
6:45 am - 10:24 amYUL-IAD
3h 39m1 stop
$295Porter Airlines
Find Deal
Thu, Nov 6 - Sun, Nov 9
United Airlines Logo
1:00 pm - 3:00 pmIAD-YUL
2h 00mnonstop
United Airlines Logo
2:20 pm - 4:18 pmYUL-IAD
1h 58mnonstop
$302United Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
United Airlines Logo
10:10 pm - 10:40 amIAD-YUL
12h 30m1 stop
United Airlines Logo
2:20 pm - 4:18 pmYUL-IAD
1h 58mnonstop
$304United Airlines
Find Deal
Tue, Oct 7 - Wed, Oct 8
Delta Logo
1:45 pm - 11:48 pmDCA-YUL
10h 03m1 stop
Delta Logo
7:00 am - 5:17 pmYUL-DCA
10h 17m1 stop
$352Delta
Find Deal
Tue, Oct 7 - Tue, Oct 14
Delta Logo
6:00 am - 3:55 pmDCA-YUL
9h 55m2 stops
Delta Logo
2:29 pm - 6:32 pmYUL-DCA
4h 03m1 stop
$362Delta
Find Deal
Tue, Nov 11 - Wed, Nov 19

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

Our best United Airlines deals on Washington, D.C. to Montreal flight tickets
United Airlines
Oct 1
IAD1:00 pmWashington, D.C. Dulles Intl
2h 00m
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
Oct 8
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 pmWashington, D.C. Dulles Intl
$302
Find similar
United Airlines
Oct 7
IAD10:10 pmWashington, D.C. Dulles Intl
12h 30m
1 stop
YUL10:40 amMontreal Pierre Elliott Trudeau Intl
Oct 8
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 pmWashington, D.C. Dulles Intl
$304
Find similar
United Airlines
Nov 1
IAD8:45 amWashington, D.C. Dulles Intl
4h 43m
1 stop
YUL1:28 pmMontreal Pierre Elliott Trudeau Intl
Nov 1
YUL4:45 pmMontreal Pierre Elliott Trudeau Intl
7h 14m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
$319
Find similar

WestJet flights from Washington, D.C. to Montreal

Our best WestJet deals on Washington, D.C. to Montreal flight tickets
WestJet
Oct 21
DCA9:45 amWashington, D.C. Reagan-National
6h 04m
1 stop
YUL3:49 pmMontreal Pierre Elliott Trudeau Intl
Nov 1
YUL2:25 pmMontreal Pierre Elliott Trudeau Intl
4h 14m
1 stop
DCA6:39 pmWashington, D.C. Reagan-National
$351
Find similar
WestJet
Dec 4
DCA6:06 amWashington, D.C. Reagan-National
5h 54m
1 stop
YUL12:00 pmMontreal Pierre Elliott Trudeau Intl
Dec 6
YUL2:26 pmMontreal Pierre Elliott Trudeau Intl
4h 03m
1 stop
DCA6:29 pmWashington, D.C. Reagan-National
$354
Find similar
WestJet
Jan 15
DCA6:00 amWashington, D.C. Reagan-National
6h 20m
1 stop
YUL12:20 pmMontreal Pierre Elliott Trudeau Intl
Jan 20
YUL7:30 pmMontreal Pierre Elliott Trudeau Intl
15h 26m
2 stops
DCA10:56 amWashington, D.C. Reagan-National
$359
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 832,500 searches. Data last updated September 17, 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

Thu 10/30

9:52 pm-12:35 am

2 stops26h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

6:45 am-10:24 am

1 stop3h 39m

$279

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 10/30

9:45 am-11:38 am

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

11:25 am-5:14 pm

1 stop5h 49m

$281

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 10/30

4:40 pm-6:25 pm

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

8:30 am-10:26 am

Nonstop1h 56m

$287

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 10/30

9:45 am-11:38 am

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

7:00 pm-8:54 pm

Nonstop1h 54m

$288

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 11/6

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 11/10

11:25 am-5:14 pm

1 stop5h 49m

$293

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 11/6

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 11/9

6:45 am-10:24 am

1 stop3h 39m

$295

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 10/1

1:00 pm-3:00 pm

Nonstop2h 00m

Montreal Pierre Elliott Trudeau Intl

Wed 10/8

2:20 pm-4:18 pm

Nonstop1h 58m

$302

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 10/7

10:10 pm-10:40 am

1 stop12h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 10/8

2:20 pm-4:18 pm

Nonstop1h 58m

$304

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 10/7

1:45 pm-11:48 pm

1 stop10h 03m

Montreal Pierre Elliott Trudeau Intl

Tue 10/14

7:00 am-5:17 pm

1 stop10h 17m

$352

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 11/11

6:00 am-3:55 pm

2 stops9h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

2:29 pm-6:32 pm

1 stop4h 03m

$362

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 $356, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of March, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $362.

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

The cheapest day to depart from Washington, D.C. to Montreal is on a Thursday when prices can be found for as low as $575. Flights from Washington, D.C. to Montreal on a Wednesday will generally be more expensive and average around $751. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Montreal is in the evening. Flights from Washington, D.C. to Montreal during this time can be as low as $610. In the afternoon is when there is more demand to fly to Montreal, so prices are often more expensive at around $686 per ticket.

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

Fly from Washington, D.C. Dulles Intl 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 $354 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 $282 on momondo.

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

There are 4 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 20% 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 September 2025, prices for Washington, D.C. to Montreal flights are approximately 4% 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

$185

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 $185. The best round-trip flight deal from Washington, D.C. to Montreal found on momondo in the last 72 hours is $381.
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)
Search flight deals

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

    Washington, D.C. and Montreal are 488.5 mi 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?

    Prices for flights from Washington, D.C. to Montreal were last updated today.

  • 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?

    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.

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

    The required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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 $138Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
DeltaPriceFrom $212Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $253Free CancellationRating
7.9
365 reviews
Search Porter Airlines flights
WestJetPriceFrom $346Free CancellationRating
7.2
3,095 reviews
Search WestJet flights

  • United Airlines Flights From Washington, D.C. to Montreal

    United Airlines flies from Washington, D.C. to Montreal around 39 times per week, with 8,926 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. to Montreal in the last 72 hours was $223 (round-trip), much lower than the average airfare cost of $496 for United Airlines flights on this route.

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

    Air Canada is also a popular choice for this route. Air Canada flight deals for Washington, D.C. to Montreal start from as low as $138 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $365. Air Canada operates 39 flights to Montreal from Washington, D.C. in an average week. Users have rated it 7.1/10 across 10,000 reviews.

Why use momondo?

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

Finding the right flight to Montreal from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Montreal from Washington, D.C. with this policy.

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?

If you are simply researching potential flights to Montreal, momondo offers a useful price alert feature which will track prices for flights to Montreal from Washington, D.C. and alert you when they change.

An easier way to manage your Montreal trip

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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 9.4 mi from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport