Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport from C$ 126

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YUL
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl are usually found in November or May, booked 77 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Washington, D.C. to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Washington, D.C. to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Washington, D.C. to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 January 2026.

Wed 25/310:12 a.m.
BWI
-
YUL
1 stop30h 16m
Multiple Airlines
Mon 30/38:00 a.m.
YUL
-
BWI
1 stop25h 14m
Multiple Airlines
Deal found 27/1C$ 373
Sun 29/36:30 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Sat 11/48:55 a.m.
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 26/1C$ 395
Thu 19/212:55 p.m.
DCA
-
YUL
1 stop6h 19m
Air Canada
Mon 23/210:30 p.m.
YUL
-
DCA
1 stop10h 25m
Air Canada
Deal found 27/1C$ 395
Fri 20/29:45 a.m.
IAD
-
YUL
Nonstop1h 45m
Air Canada
Sun 22/28:00 a.m.
YUL
-
IAD
1 stop7h 49m
Air Canada
Deal found 26/1C$ 396
Wed 29/411:40 a.m.
IAD
-
YUL
1 stop6h 35m
Porter Airlines
Sun 3/510:35 a.m.
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 25/1C$ 398
Mon 9/311:40 a.m.
IAD
-
YUL
1 stop6h 05m
Multiple Airlines
Tue 17/38:00 a.m.
YUL
-
IAD
2 stops15h 56m
Multiple Airlines
Deal found 27/1C$ 399
Fri 27/36:30 p.m.
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Tue 7/41:40 p.m.
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 27/1C$ 402
Mon 23/29:45 a.m.
IAD
-
YUL
Nonstop1h 45m
Air Canada
Wed 25/27:00 p.m.
YUL
-
IAD
Nonstop1h 54m
Air Canada
Deal found 26/1C$ 405
Thu 9/44:10 p.m.
DCA
-
YUL
Nonstop1h 48m
Air Canada
Mon 13/48:00 p.m.
YUL
-
DCA
Nonstop1h 53m
Air Canada
Deal found 26/1C$ 405
Sat 14/26:00 a.m.
DCA
-
YUL
Nonstop1h 45m
Air Canada
Tue 17/210:30 p.m.
YUL
-
DCA
1 stop10h 25m
Air Canada
Deal found 26/1C$ 407
Fri 20/36:59 a.m.
DCA
-
YUL
1 stop6h 23m
Air Canada
Fri 20/38:00 p.m.
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 26/1C$ 410
Fri 6/312:55 p.m.
DCA
-
YUL
1 stop3h 55m
Air Canada
Mon 9/31:35 p.m.
YUL
-
DCA
Nonstop1h 56m
Air Canada
Deal found 27/1C$ 411

Find flight deals from Washington, D.C. to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 January 2026.

Round-trip from

C$ 373

One-way from

C$ 126

Popular in

December

Cheapest in

November

Average price

C$ 522

Good round-trip deal

C$ 530 or less

Good one-way deal

C$ 810 or less
25/3-30/3
  • 25/3-30/3
  • 2 total stops
  • 55h 30m total
  • Washington, D.C. to Montreal
Search Deals
9/2
  • 9/2
  • 2 total stops
  • 30h 43m total
  • Washington, D.C. to Montreal
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Pierre Elliott Trudeau Intl 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, Cheapflights users made 629,999 searches. Data last updated 27 January 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

Washington, D.C.

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 8/4

9:55 a.m.-11:38 a.m.

Nonstop1h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

5:50 p.m.-7:40 p.m.

Nonstop1h 50m

C$ 405

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 13/3

6:00 a.m.-7:45 a.m.

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

8:00 p.m.-9:56 p.m.

Nonstop1h 56m

C$ 405

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 31/3

12:55 p.m.-7:10 p.m.

1 stop6h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

1:40 p.m.-3:30 p.m.

Nonstop1h 50m

C$ 411

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 19/3

6:59 a.m.-5:31 p.m.

1 stop10h 32m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

7:30 p.m.-11:05 p.m.

1 stop3h 35m

C$ 439

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 11/4

7:00 p.m.-11:13 p.m.

1 stop4h 13m

Montreal Pierre Elliott Trudeau Intl

Thu 16/4

9:30 a.m.-4:20 p.m.

1 stop6h 50m

C$ 439

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 21/3

7:00 p.m.-11:13 p.m.

1 stop4h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

7:00 a.m.-6:26 p.m.

1 stop11h 26m

C$ 439

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 1/4

6:30 p.m.-10:45 p.m.

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

8:00 a.m.-12:36 a.m.

2 stops40h 36m

C$ 448

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 28/3

6:50 p.m.-11:52 p.m.

1 stop5h 02m

Montreal Pierre Elliott Trudeau Intl

Sat 4/4

9:20 a.m.-6:03 p.m.

2 stops8h 43m

C$ 448

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 11/5

4:20 p.m.-6:12 p.m.

Nonstop1h 52m

Montreal Pierre Elliott Trudeau Intl

Sat 16/5

1:50 p.m.-3:39 p.m.

Nonstop1h 49m

C$ 451

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 18/2

10:08 a.m.-6:35 p.m.

2 stops8h 27m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

6:00 p.m.-12:21 a.m.

1 stop6h 21m

C$ 452

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 56 results
1
2
3
...
6

Best time to book a flight from Washington, D.C. to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Pierre Elliott Trudeau Intl. Price data was last updated on 23 January 2026.

The price you pay for your flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 153). Flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to YUL?

Find hourly flight availability from Washington, D.C. to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 January 2026.

When flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Washington, D.C. to Pierre Elliott Trudeau Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 27 January 2026.

The most flights from WAS to YUL are scheduled on a Wednesday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost to fly round-trip from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pierre Elliott Trudeau Intl. Reviews last updated 27 January 2026.
Get a feel of what it's like to fly with Air Canada from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,660 reviews
Check prices

Entertainment

6.8

Comfort

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,660 reviews
Air Canada
7.1
Good
10,660 reviews
Check prices

Entertainment

6.8

Comfort

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    For as low as C$ 405, Air Canada can have you in Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. in 1h 43m. Airlines will cover a distance of 785 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Flying on Air Canada is currently your cheapest option to Montreal Pierre Elliott Trudeau Intl Airport, with prices starting at C$ 176. Another option worth looking into is Porter Airlines, starting at C$ 323 round trip. Users have found that Air Canada is 66% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    C$ 99 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Porter Airlines, with prices starting from C$ 178 and C$ 193, respectively.

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

    The most popular route from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport is Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl. You may also consider Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl or Baltimore/Washington - Montreal Pierre Elliott Trudeau Intl.

  • What are the most reliable airlines from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    Consider Jazz (84%), Avianca (80%) or Air Canada (79%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport.

  • What are the cheapest flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    On average you can expect to pay C$ 810 for a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 436 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 327.

  • Can I find deals for flights from Washington, D.C. to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Washington, D.C. to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 153). Flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights

Top 2 airlines flying from Washington, D.C. to Pierre Elliott Trudeau Intl

Discover the top 2 airlines that operate flights from Washington, D.C. to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 27 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 176AverageC$ 560FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 323AverageC$ 376FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington, D.C. to Pierre Elliott Trudeau Intl?

Cheapflights helps you search for flights from Washington, D.C. to Pierre Elliott Trudeau Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Pierre Elliott Trudeau Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Washington, D.C. to Pierre Elliott Trudeau Intl.

Can Cheapflights find flights from Washington, D.C. to Pierre Elliott Trudeau Intl with no change fees?

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from Washington, D.C.? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Pierre Elliott Trudeau Intl become cheaper?

Of course! You can now track prices for flights from Washington, D.C. to Pierre Elliott Trudeau Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.