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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 2/19. 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

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:35 am - 4:30 pm
IAD
-
YUL
4h 55m1 stop
Porter Airlines Logo
1:40 pm - 5:14 pm
YUL
-
IAD
3h 34m1 stop
$256Porter Airlines
Fri, Jan 2 - Mon, Jan 5
Multiple Airlines Logo
11:35 am - 5:45 pm
IAD
-
YUL
6h 10m1 stop
Multiple Airlines Logo
7:00 pm - 8:54 pm
YUL
-
IAD
1h 54mnonstop
$258Multiple Airlines
Thu, Jan 8 - Sun, Jan 11
Multiple Airlines Logo
11:35 am - 4:30 pm
IAD
-
YUL
4h 55m1 stop
Multiple Airlines Logo
7:00 pm - 8:54 pm
YUL
-
IAD
1h 54mnonstop
$259Multiple Airlines
Thu, Jan 8 - Sun, Jan 11
Multiple Airlines Logo
9:00 am - 2:23 pm
IAD
-
YUL
5h 23m1 stop
Multiple Airlines Logo
6:45 am - 10:22 am
YUL
-
IAD
3h 37m1 stop
$264Multiple Airlines
Sat, Jan 31 - Fri, Feb 6
Multiple Airlines Logo
11:35 am - 4:30 pm
IAD
-
YUL
4h 55m1 stop
Multiple Airlines Logo
3:10 pm - 8:26 pm
YUL
-
IAD
5h 16m1 stop
$265Multiple Airlines
Thu, Jan 8 - Sun, Jan 11
Air Canada Logo
9:45 am - 11:30 am
IAD
-
YUL
1h 45mnonstop
Air Canada Logo
7:00 pm - 8:54 pm
YUL
-
IAD
1h 54mnonstop
$267Air Canada
Thu, Jan 8 - Sun, Jan 11
Air Canada Logo
6:00 am - 7:45 am
DCA
-
YUL
1h 45mnonstop
Air Canada Logo
8:00 pm - 9:56 pm
YUL
-
DCA
1h 56mnonstop
$267Air Canada
Thu, Jan 8 - Sun, Jan 11
Air Canada Logo
6:00 am - 7:45 am
DCA
-
YUL
1h 45mnonstop
Air Canada Logo
8:00 pm - 9:56 pm
YUL
-
DCA
1h 56mnonstop
$268Air Canada
Thu, Jan 8 - Sun, Jan 11
Porter Airlines Logo
11:35 am - 5:45 pm
IAD
-
YUL
6h 10m1 stop
Porter Airlines Logo
1:40 pm - 5:14 pm
YUL
-
IAD
3h 34m1 stop
$268Porter Airlines
Fri, Jan 2 - Mon, Jan 5
Air Canada Logo
9:45 am - 11:30 am
IAD
-
YUL
1h 45mnonstop
Air Canada Logo
7:00 pm - 8:54 pm
YUL
-
IAD
1h 54mnonstop
$270Air Canada
Thu, Jan 8 - Sun, Jan 11

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
Jan 2
IAD11:35 amWashington, D.C. Dulles Intl
4h 55m
1 stop
YUL4:30 pmMontreal Pierre Elliott Trudeau Intl
Jan 5
YUL1:40 pmMontreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$256
Find similar
Porter Airlines
Jan 2
IAD11:35 amWashington, D.C. Dulles Intl
6h 10m
1 stop
YUL5:45 pmMontreal Pierre Elliott Trudeau Intl
Jan 5
YUL1:40 pmMontreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$268
Find similar
Porter Airlines
Feb 25
IAD11:40 amWashington, D.C. Dulles Intl
6h 05m
1 stop
YUL5:45 pmMontreal Pierre Elliott Trudeau Intl
Mar 1
YUL1:40 pmMontreal Pierre Elliott Trudeau Intl
3h 34m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$269
Find similar

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

Our best Air Canada deals on Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Jan 8
IAD9:45 amWashington, D.C. Dulles Intl
1h 45m
YUL11:30 amMontreal Pierre Elliott Trudeau Intl
Jan 11
YUL7:00 pmMontreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 pmWashington, D.C. Dulles Intl
$267
Find similar
Air Canada
Jan 8
DCA6:00 amWashington, D.C. Reagan-National
1h 45m
YUL7:45 amMontreal Pierre Elliott Trudeau Intl
Jan 11
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 56m
DCA9:56 pmWashington, D.C. Reagan-National
$268
Find similar
Air Canada
Jan 8
IAD9:45 amWashington, D.C. Dulles Intl
1h 45m
YUL11:30 amMontreal Pierre Elliott Trudeau Intl
Jan 11
YUL7:00 pmMontreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 pmWashington, D.C. Dulles Intl
$270
Find similar

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 December 11, 2025.
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

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 1/2

11:35 am-4:30 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 1/5

1:40 pm-5:14 pm

1 stop3h 34m

$256

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

11:35 am-5:45 pm

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

7:00 pm-8:54 pm

Nonstop1h 54m

$258

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

11:35 am-4:30 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

7:00 pm-8:54 pm

Nonstop1h 54m

$259

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 1/31

9:00 am-2:23 pm

1 stop5h 23m

Montreal Pierre Elliott Trudeau Intl

Fri 2/6

6:45 am-10:22 am

1 stop3h 37m

$264

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

11:35 am-4:30 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

3:10 pm-8:26 pm

1 stop5h 16m

$265

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

9:45 am-11:30 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

7:00 pm-8:54 pm

Nonstop1h 54m

$267

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 1/8

6:00 am-7:45 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

8:00 pm-9:56 pm

Nonstop1h 56m

$267

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 1/8

6:00 am-7:45 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

8:00 pm-9:56 pm

Nonstop1h 56m

$268

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 1/2

11:35 am-5:45 pm

1 stop6h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 1/5

1:40 pm-5:14 pm

1 stop3h 34m

$268

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 1/8

9:45 am-11:30 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

7:00 pm-8:54 pm

Nonstop1h 54m

$270

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 January is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. averaging around $352.

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 Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $573. Flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport on a Monday will generally be more expensive and average around $728. 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 morning 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 $586. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning 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 $685.

What is the cheapest Washington, D.C. to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from Washington, D.C. Reagan-National 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 $340 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 $290 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 December 2025, prices for Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 41% more expensive 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

$167

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 $167. 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 $390.
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.
Search flight deals

  • 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 $134Free CancellationRating
7.1
10,514 reviews
Search Air Canada flights
DeltaPriceFrom $213Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Porter AirlinesPriceFrom $235Free CancellationRating
8.0
397 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $242Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
WestJetPriceFrom $422Free CancellationRating
7.2
3,194 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 $242. Generally, United Airlines has 37 flights on this route every week with an average price of $474. 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 $134 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $364. 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 10,514 reviews.

Traveling to a place near Montreal?

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