Cheap flights from Washington, D.C. to Montreal from $109

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 4/27. 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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Cheap round-trip flights

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Multiple Airlines Logo
6:00 pm - 10:45 pm
IAD
-
YUL
4h 45m
1 stop
Multiple Airlines Logo
5:50 pm - 7:40 pm
YUL
-
IAD
1h 50mnonstop
$259Multiple Airlines
Fri, Apr 24 - Mon, Apr 27
Porter Airlines Logo
4:00 pm - 10:10 pm
IAD
-
YUL
6h 10m
1 stop
Porter Airlines Logo
10:35 am - 3:16 pm
YUL
-
IAD
4h 41m
1 stop
$260Porter Airlines
Thu, Jun 18 - Mon, Jun 22
Air Canada Logo
12:55 pm - 4:49 pm
DCA
-
YUL
3h 54m
1 stop
Air Canada Logo
6:10 pm - 10:43 pm
YUL
-
DCA
4h 33m
1 stop
$262Air Canada
Thu, Apr 9 - Mon, Apr 13
Porter Airlines Logo
6:00 pm - 10:45 pm
IAD
-
YUL
4h 45m
1 stop
Porter Airlines Logo
1:20 pm - 5:14 pm
YUL
-
IAD
3h 54m
1 stop
$265Porter Airlines
Fri, Apr 24 - Sun, Apr 26
Porter Airlines Logo
11:30 am - 6:15 pm
IAD
-
YUL
6h 45m
1 stop
Porter Airlines Logo
10:35 am - 3:21 pm
YUL
-
IAD
4h 46m
1 stop
$267Porter Airlines
Fri, May 15 - Mon, May 18
Multiple Airlines Logo
11:40 am - 5:45 pm
IAD
-
YUL
6h 05m
1 stop
Multiple Airlines Logo
5:50 pm - 7:40 pm
YUL
-
IAD
1h 50mnonstop
$269Multiple Airlines
Thu, Apr 16 - Thu, Apr 23
Porter Airlines Logo
11:40 am - 5:45 pm
IAD
-
YUL
6h 05m
1 stop
Porter Airlines Logo
11:45 am - 5:14 pm
YUL
-
IAD
5h 29m
1 stop
$270Porter Airlines
Fri, Apr 3 - Mon, Apr 6
Air Canada Logo
11:00 am - 12:46 pm
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
4:10 pm - 10:43 pm
YUL
-
DCA
6h 33m
1 stop
$279Air Canada
Tue, Apr 28 - Tue, Apr 28
Air Canada Logo
6:00 am - 7:46 am
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
8:00 pm - 9:55 pm
YUL
-
DCA
1h 55mnonstop
$281Air Canada
Fri, Apr 24 - Mon, Apr 27
Air Canada Logo
11:00 am - 4:21 pm
DCA
-
YUL
5h 21m
1 stop
Air Canada Logo
8:00 pm - 9:55 pm
YUL
-
DCA
1h 55mnonstop
$284Air Canada
Sat, May 2 - Sat, May 2

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

Our best Air Canada deals on Washington, D.C. to Montreal flight tickets
Air Canada
Apr 9
DCA12:55 pmWashington, D.C. Reagan-National
3h 54m
1 stop
YUL4:49 pmMontreal Pierre Elliott Trudeau Intl
Apr 13
YUL6:10 pmMontreal Pierre Elliott Trudeau Intl
4h 33m
1 stop
DCA10:43 pmWashington, D.C. Reagan-National
$262
Air Canada
Apr 28
DCA11:00 amWashington, D.C. Reagan-National
1h 46m
YUL12:46 pmMontreal Pierre Elliott Trudeau Intl
Apr 28
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
6h 33m
1 stop
DCA10:43 pmWashington, D.C. Reagan-National
$279
Air Canada
Apr 24
DCA6:00 amWashington, D.C. Reagan-National
1h 46m
YUL7:46 amMontreal Pierre Elliott Trudeau Intl
Apr 27
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 55m
DCA9:55 pmWashington, D.C. Reagan-National
$281

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

Our best Porter Airlines deals on Washington, D.C. to Montreal flight tickets
Porter Airlines
Jun 18
IAD4:00 pmWashington, D.C. Dulles Intl
6h 10m
1 stop
YUL10:10 pmMontreal Pierre Elliott Trudeau Intl
Jun 22
YUL10:35 amMontreal Pierre Elliott Trudeau Intl
4h 41m
1 stop
IAD3:16 pmWashington, D.C. Dulles Intl
$260
Porter Airlines
Apr 24
IAD6:00 pmWashington, D.C. Dulles Intl
4h 45m
1 stop
YUL10:45 pmMontreal Pierre Elliott Trudeau Intl
Apr 26
YUL1:20 pmMontreal Pierre Elliott Trudeau Intl
3h 54m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$265
Porter Airlines
May 15
IAD11:30 amWashington, D.C. Dulles Intl
6h 45m
1 stop
YUL6:15 pmMontreal Pierre Elliott Trudeau Intl
May 18
YUL10:35 amMontreal Pierre Elliott Trudeau Intl
4h 46m
1 stop
IAD3:21 pmWashington, D.C. Dulles Intl
$267

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 March 3, 2026.
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 4/24

6:00 pm-10:45 pm

1 stop4h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

5:50 pm-7:40 pm

Nonstop1h 50m

$259

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/18

4:00 pm-10:10 pm

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 6/22

10:35 am-3:16 pm

1 stop4h 41m

$260

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 4/9

12:55 pm-4:49 pm

1 stop3h 54m

Montreal Pierre Elliott Trudeau Intl

Mon 4/13

6:10 pm-10:43 pm

1 stop4h 33m

$262

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 4/24

6:00 pm-10:45 pm

1 stop4h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 4/26

1:20 pm-5:14 pm

1 stop3h 54m

$265

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 5/15

11:30 am-6:15 pm

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 5/18

10:35 am-3:21 pm

1 stop4h 46m

$267

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 4/16

11:40 am-5:45 pm

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 4/23

5:50 pm-7:40 pm

Nonstop1h 50m

$269

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 4/3

11:40 am-5:45 pm

1 stop6h 05m

Montreal Pierre Elliott Trudeau Intl

Mon 4/6

11:45 am-5:14 pm

1 stop5h 29m

$270

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 4/28

11:00 am-12:46 pm

Nonstop1h 46m

Montreal Pierre Elliott Trudeau Intl

Tue 4/28

4:10 pm-10:43 pm

1 stop6h 33m

$279

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 4/24

6:00 am-7:46 am

Nonstop1h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 4/27

8:00 pm-9:55 pm

Nonstop1h 55m

$281

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 5/2

11:00 am-4:21 pm

1 stop5h 21m

Montreal Pierre Elliott Trudeau Intl

Sat 5/2

8:00 pm-9:55 pm

Nonstop1h 55m

$284

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 January. Flight prices, which tend to average around $348, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of January, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $364.

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 Friday when prices can be found for as low as $565. Flights from Washington, D.C. to Montreal on a Monday will generally be more expensive and average around $697. 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 $549. At noon is when there is more demand to fly to Montreal, so prices are often more expensive at around $666 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 $353 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 $288 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?

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 March 2026, prices for Washington, D.C. to Montreal flights are approximately 20% 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

$196

Fastest flight time

1h 38m

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 $196. The best round-trip flight deal from Washington, D.C. to Montreal found on momondo in the last 72 hours is $406.
The fastest flight from Washington, D.C. to Montreal takes 1h 38m
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).
  • 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 38m.

  • 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 $117Free CancellationRating
7.1
10,770 reviews
Search Air Canada flights
Porter AirlinesPriceFrom $148Free CancellationRating
8.0
421 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
9,378 reviews
Search United Airlines flights
DeltaPriceFrom $261Free CancellationRating
7.9
8,242 reviews
Search Delta flights
WestJetPriceFrom $422Free CancellationRating
7.2
3,280 reviews
Search WestJet flights
  • United Airlines Flights From Washington, D.C. to Montreal

    United Airlines flies from Washington, D.C. to Montreal around 35 times per week, with 9,378 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 $174 (round-trip), much lower than the average airfare cost of $450 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 $117 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $389. Air Canada operates 35 flights to Montreal from Washington, D.C. in an average week. Users have rated it 7.1/10 across 10,770 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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1 adult
Thu 4/2
Thu 4/9

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