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Cheap flights from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport from C$ 185

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YUL
14 Apr — 21 Apr1
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 19 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 15 March 2026.

Sun 5/411:40 a.m.
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Thu 9/46:50 a.m.
YUL
-
IAD
1 stop4h 04m
Porter Airlines
Deal found 10/3C$ 388
Fri 24/46:00 p.m.
IAD
-
YUL
1 stop4h 45m
Porter Airlines
Mon 27/46:50 a.m.
YUL
-
IAD
1 stop4h 04m
Porter Airlines
Deal found 14/3C$ 395
Tue 26/511:30 a.m.
IAD
-
YUL
1 stop5h 45m
Porter Airlines
Thu 28/510:35 a.m.
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 13/3C$ 398
Mon 27/411:40 a.m.
IAD
-
YUL
1 stop6h 05m
Multiple Airlines
Mon 4/51:05 p.m.
YUL
-
IAD
Nonstop1h 58m
Multiple Airlines
Deal found 13/3C$ 399
Mon 27/412:55 p.m.
DCA
-
YUL
1 stop6h 15m
Air Canada
Mon 4/58:30 a.m.
YUL
-
DCA
Nonstop1h 49m
Air Canada
Deal found 13/3C$ 399
Tue 28/411:40 a.m.
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Sun 3/510:35 a.m.
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 13/3C$ 401
Fri 12/65:15 p.m.
IAD
-
YUL
1 stop4h 30m
Multiple Airlines
Mon 15/66:30 a.m.
YUL
-
IAD
1 stop4h 16m
Multiple Airlines
Deal found 15/3C$ 402
Thu 16/46:00 a.m.
DCA
-
YUL
Nonstop1h 46m
Air Canada
Sun 19/48:30 a.m.
YUL
-
DCA
Nonstop1h 49m
Air Canada
Deal found 13/3C$ 402
Sat 2/511:30 a.m.
IAD
-
YUL
1 stop6h 45m
Porter Airlines
Mon 4/56:30 a.m.
YUL
-
IAD
1 stop4h 16m
Porter Airlines
Deal found 14/3C$ 403
Wed 20/54:05 p.m.
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Fri 29/56:30 a.m.
YUL
-
IAD
1 stop4h 16m
Porter Airlines
Deal found 14/3C$ 405
Wed 27/54:05 p.m.
IAD
-
YUL
1 stop4h 05m
Porter Airlines
Thu 4/610:35 a.m.
YUL
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 11/3C$ 406
Tue 21/411:40 a.m.
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Fri 24/41:20 p.m.
YUL
-
IAD
1 stop3h 54m
Porter Airlines
Deal found 12/3C$ 407

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 15 March 2026.

Round-trip from

C$ 388

One-way from

C$ 185

Popular in

December

Cheapest in

November

Average price

C$ 557

Good round-trip deal

C$ 496 or less
Porter Airlines
  • Porter Airlines
  • 5/4-9/4
  • 2 total stops
  • 8h 54m total
  • Washington, D.C. to Montreal
Search Deals
Porter Airlines
  • Porter Airlines
  • 26/4
  • 1 total stop
  • 4h 45m total
  • Washington, D.C. to Montreal
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip 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 15 March 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

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 11/4

6:59 a.m.-1:37 p.m.

1 stop6h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 14/4

12:55 p.m.-6:59 p.m.

1 stop6h 04m

C$ 521

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sun 10/5

6:00 a.m.-11:35 a.m.

1 stop5h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

12:40 p.m.-9:45 p.m.

1 stop9h 05m

C$ 521

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 23/5

3:08 p.m.-11:57 p.m.

1 stop8h 49m

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

6:51 p.m.-12:51 a.m.

1 stop6h 00m

C$ 550

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 23/5

3:08 p.m.-11:57 p.m.

1 stop8h 49m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

12:40 p.m.-9:24 p.m.

1 stop8h 44m

C$ 550

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 16/4

8:23 a.m.-1:09 p.m.

1 stop4h 46m

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

9:15 a.m.-11:17 a.m.

Nonstop2h 02m

C$ 568

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 10/4

8:23 a.m.-1:09 p.m.

1 stop4h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

6:35 p.m.-8:37 p.m.

Nonstop2h 02m

C$ 568

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 1/9

11:00 a.m.-6:53 p.m.

1 stop7h 53m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

7:45 p.m.-7:22 a.m.

1 stop11h 37m

C$ 587

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 19/5

9:00 a.m.-1:09 p.m.

1 stop4h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

6:00 a.m.-10:23 a.m.

1 stop4h 23m

C$ 589

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 1/4

4:35 p.m.-10:06 p.m.

1 stop5h 31m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

11:23 a.m.-3:24 p.m.

1 stop4h 01m

C$ 589

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 29/4

3:30 p.m.-9:26 p.m.

1 stop5h 56m

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

11:23 a.m.-3:24 p.m.

1 stop4h 01m

C$ 589

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 13 March 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 19 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$ 154). Flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 337). 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 15 March 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 15 March 2026.

The most flights from WAS to YUL are scheduled on a Monday (16 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (14 on average).

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 15 March 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
10,805 reviews
Check prices

Food

6.3

Comfort

7.1

Entertainment

6.8

Crew

7.8

Boarding

7.3

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good
Air Canada
7.1
Good
10,805 reviews
Air Canada
7.1
Good
10,805 reviews
Check prices

Food

6.3

Comfort

7.1

Entertainment

6.8

Crew

7.8

Boarding

7.3

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Dr vandana,Feb 2026

SFO - YYC

It was good, the lounge facilities can be better with some vegetarian options. Overall good

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$ 568, Delta can have you in Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. in 4h 46m. 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 Porter Airlines is currently your cheapest option to Montreal Pierre Elliott Trudeau Intl Airport, with prices starting at C$ 324. Another option worth looking into is Air Canada, starting at C$ 419 round trip. Users have found that Porter Airlines is 40% 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$ 100 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$ 179 and C$ 229, 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 (80%), Air Canada (78%) or Avianca (77%) 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$ 763 for a flight from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport. The cheapest flight overall is C$ 384 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at C$ 386.

  • 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$ 154). Flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport in June is currently the most expensive (average of C$ 337). 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
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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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 15 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 324AverageC$ 378FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 419AverageC$ 621FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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.

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