Cheap flights from Washington, D.C. to Montreal from $127

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.
1 adult
1 adult, Economy, 0 bags

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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
1:05 pm - 3:03 pm
YUL
-
IAD
1h 58mnonstop
$267Multiple Airlines
Fri, Apr 24 - Fri, May 1
Multiple Airlines Logo
6:00 pm - 10:45 pm
IAD
-
YUL
4h 45m
1 stop
Multiple Airlines Logo
4:10 pm - 8:29 pm
YUL
-
IAD
4h 19m
1 stop
$272Multiple Airlines
Fri, Apr 24 - Fri, May 1
Porter Airlines Logo
11:40 am - 4:30 pm
IAD
-
YUL
4h 50m
1 stop
Porter Airlines Logo
6:50 am - 10:54 am
YUL
-
IAD
4h 04m
1 stop
$273Porter Airlines
Sun, Apr 5 - Mon, Apr 13
Porter Airlines Logo
11:30 am - 5:15 pm
IAD
-
YUL
5h 45m
1 stop
Porter Airlines Logo
10:35 am - 3:21 pm
YUL
-
IAD
4h 46m
1 stop
$276Porter Airlines
Thu, Jun 4 - Sun, Jun 7
Porter Airlines Logo
11:40 am - 5:45 pm
IAD
-
YUL
6h 05m
1 stop
Porter Airlines Logo
6:50 am - 10:54 am
YUL
-
IAD
4h 04m
1 stop
$278Porter Airlines
Thu, Apr 16 - Mon, Apr 20
Air Canada Logo
6:00 am - 7:46 am
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
3:40 pm - 7:58 pm
YUL
-
DCA
4h 18m
1 stop
$287Air Canada
Fri, Apr 24 - Fri, May 1
Air Canada Logo
6:00 am - 7:46 am
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
8:30 am - 10:19 am
YUL
-
DCA
1h 49mnonstop
$298Air Canada
Fri, Apr 24 - Fri, May 1
Air Canada Logo
6:00 am - 7:46 am
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
1:40 pm - 3:30 pm
YUL
-
DCA
1h 50mnonstop
$305Air Canada
Fri, Apr 17 - Wed, Apr 22
Air Canada Logo
6:00 am - 7:46 am
DCA
-
YUL
1h 46mnonstop
Air Canada Logo
8:30 am - 10:19 am
YUL
-
DCA
1h 49mnonstop
$307Air Canada
Fri, Jun 12 - Mon, Jun 15
Multiple Airlines Logo
9:16 pm - 4:28 pm
BWI
-
YUL
19h 12m
1 stop
Multiple Airlines Logo
4:25 pm - 9:37 am
YUL
-
BWI
17h 12m
1 stop
$313Multiple Airlines
Thu, Apr 23 - Thu, Apr 30

Porter Airlines flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Our best Porter Airlines deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
Apr 5
IAD11:40 amWashington, D.C. Dulles Intl
4h 50m
1 stop
YUL4:30 pmMontreal Pierre Elliott Trudeau Intl
Apr 13
YUL6:50 amMontreal Pierre Elliott Trudeau Intl
4h 04m
1 stop
IAD10:54 amWashington, D.C. Dulles Intl
$273
Porter Airlines
Jun 4
IAD11:30 amWashington, D.C. Dulles Intl
5h 45m
1 stop
YUL5:15 pmMontreal Pierre Elliott Trudeau Intl
Jun 7
YUL10:35 amMontreal Pierre Elliott Trudeau Intl
4h 46m
1 stop
IAD3:21 pmWashington, D.C. Dulles Intl
$276
Porter Airlines
Apr 16
IAD11:40 amWashington, D.C. Dulles Intl
6h 05m
1 stop
YUL5:45 pmMontreal Pierre Elliott Trudeau Intl
Apr 20
YUL6:50 amMontreal Pierre Elliott Trudeau Intl
4h 04m
1 stop
IAD10:54 amWashington, D.C. Dulles Intl
$278

Delta flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Delta
May 23
DCA1:44 pmWashington, D.C. Reagan-National
10h 13m
1 stop
YUL11:57 pmMontreal Pierre Elliott Trudeau Intl
Jun 2
YUL12:40 pmMontreal Pierre Elliott Trudeau Intl
9h 05m
1 stop
DCA9:45 pmWashington, D.C. Reagan-National
$380
Delta
Aug 22
DCA7:30 pmWashington, D.C. Reagan-National
13h 13m
1 stop
YUL8:43 amMontreal Pierre Elliott Trudeau Intl
Aug 29
YUL9:28 amMontreal Pierre Elliott Trudeau Intl
9h 06m
1 stop
DCA6:34 pmWashington, D.C. Reagan-National
$386
Delta
Apr 11
DCA6:59 amWashington, D.C. Reagan-National
6h 38m
1 stop
YUL1:37 pmMontreal Pierre Elliott Trudeau Intl
Apr 14
YUL9:30 amMontreal Pierre Elliott Trudeau Intl
9h 05m
2 stops
DCA6:35 pmWashington, D.C. Reagan-National
$389

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 832,500 searches. Data last updated March 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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

Fri 5/1

1:05 pm-3:03 pm

Nonstop1h 58m

$267

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

Fri 5/1

4:10 pm-8:29 pm

1 stop4h 19m

$272

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 4/5

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 4/13

6:50 am-10:54 am

1 stop4h 04m

$273

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/4

11:30 am-5:15 pm

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 6/7

10:35 am-3:21 pm

1 stop4h 46m

$276

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

Mon 4/20

6:50 am-10:54 am

1 stop4h 04m

$278

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

Fri 5/1

3:40 pm-7:58 pm

1 stop4h 18m

$287
Quickest round-trip

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

Fri 5/1

8:30 am-10:19 am

Nonstop1h 49m

$298

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 4/17

6:00 am-7:46 am

Nonstop1h 46m

Montreal Pierre Elliott Trudeau Intl

Wed 4/22

1:40 pm-3:30 pm

Nonstop1h 50m

$305

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 6/12

6:00 am-7:46 am

Nonstop1h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 6/15

8:30 am-10:19 am

Nonstop1h 49m

$307

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 4/23

9:16 pm-4:28 pm

1 stop19h 12m

Montreal Pierre Elliott Trudeau Intl

Thu 4/30

4:25 pm-9:37 am

1 stop17h 12m

$313

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 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 May is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. averaging around $361.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport is on a Friday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Friday will often find tickets for as low as $565. Flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport on a Monday will generally be more expensive and average around $687. 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 Pierre Elliott Trudeau Intl Airport?

In the evening is the cheapest time of day to fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $549. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $666.

What is the cheapest Washington, D.C. 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. - 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. 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 $354 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. for as low as $288 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. 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. to Montreal Pierre Elliott Trudeau Intl Airport flights?

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

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

As of March 2026, prices for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. 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. 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. to Montreal Pierre Elliott Trudeau Intl Airport (WAS to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Best Price Found

$192

Fastest flight time

1h 41m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. in the past 72 hours is $192. The best round-trip flight deal from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $438.
The fastest flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 41m
Direct flights go from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport every day.
  • How far is Washington, D.C. to Montreal Pierre Elliott Trudeau Intl by plane?

    A flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl will travel around 482.7 mi. Typically, this will take 1h 41m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    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 Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport. 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 Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $117Free CancellationRating
7.1
10,800 reviews
Search Air Canada flights
Porter AirlinesPriceFrom $148Free CancellationRating
8.0
423 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $174Free CancellationRating
7.4
9,418 reviews
Search United Airlines flights
DeltaPriceFrom $261Free CancellationRating
7.9
8,286 reviews
Search Delta flights
WestJetPriceFrom $422Free CancellationRating
7.2
3,291 reviews
Search WestJet flights
  • United Airlines Flights From Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

    The lowest priced United Airlines flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport from the last 72 hours was $174. Generally, United Airlines has 41 flights on this route every week with an average price of $441. United Airlines is rated 7.4/10 by our users.

  • Air Canada Flights From Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

    Air Canada is also a popular choice for this route. Air Canada flight deals for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport start from as low as $117 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $386. Air Canada operates 41 flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. in an average week. Users have rated it 7.1/10 across 10,800 reviews.

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Brossard
Longueuil
Trois-Rivières
Cornwall
Magog
Saint-Sauveur
Boucherville
Sherbrooke
Drummondville
Montebello
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Sutton

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. 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 helps you find the best flight between Washington, D.C. and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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1 adult
Sat 4/11
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