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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington from C$ 218

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 13/7. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Washington
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Wed 5/86:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Mon 10/87:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 30/4C$ 348
Sat 8/86:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Sat 22/87:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 25/4C$ 350
Tue 7/76:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Tue 14/77:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 26/4C$ 352
Thu 16/76:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Sat 25/710:30 a.m.
SEA
-
YUL
2 stops10h 55m
WestJet
Deal found 27/4C$ 358
Tue 14/76:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Mon 20/77:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 27/4C$ 360
Wed 5/86:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Wed 12/87:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 30/4C$ 361
Thu 20/86:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Fri 28/87:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 29/4C$ 363
Sat 29/86:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Mon 7/97:35 p.m.
SEA
-
YUL
1 stop8h 30m
WestJet
Deal found 28/4C$ 368
Thu 20/87:15 a.m.
YUL
-
PDX
1 stop9h 35m
WestJet
Tue 25/82:30 p.m.
PDX
-
YUL
1 stop13h 35m
WestJet
Deal found 29/4C$ 368
Wed 22/77:15 a.m.
YUL
-
PDX
1 stop9h 35m
WestJet
Tue 4/82:30 p.m.
PDX
-
YUL
1 stop13h 35m
WestJet
Deal found 28/4C$ 369
Tue 25/87:15 a.m.
YUL
-
PDX
1 stop9h 35m
WestJet
Mon 31/82:30 p.m.
PDX
-
YUL
1 stop13h 35m
WestJet
Deal found 27/4C$ 371
Wed 15/76:45 a.m.
YUL
-
SEA
2 stops15h 00m
WestJet
Wed 22/710:30 a.m.
SEA
-
YUL
2 stops10h 55m
WestJet
Deal found 27/4C$ 372

Find flight deals from Pierre Elliott Trudeau Intl to Washington

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Washington flight deals. Data was last updated 30 April 2026.

Round-trip from

C$ 348

One-way from

C$ 218

Popular in

April

Cheapest in

March

Average price

C$ 1,326
WestJet
  • WestJet
  • 5/8-10/8
  • 3 total stops
  • 23h 30m total
  • Montreal to Washington
Search Deals
WestJet
  • WestJet
  • 13/7
  • 2 total stops
  • 15h 00m total
  • Montreal to Washington
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Washington 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 30 April 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Mon 10/8

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 348

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

7:15 a.m.-1:50 p.m.

1 stop9h 35m

Portland

Tue 4/8

2:30 p.m.-11:45 p.m.

1 stop30h 15m

C$ 372

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

7:15 a.m.-1:50 p.m.

1 stop9h 35m

Portland

Fri 14/8

2:30 p.m.-4:45 p.m.

2 stops23h 15m

C$ 372

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

6:45 a.m.-6:45 p.m.

2 stops15h 00m

Seattle/Tacoma Intl

Tue 4/8

7:35 p.m.-4:45 p.m.

2 stops18h 10m

C$ 391

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

5:45 p.m.-6:45 p.m.

2 stops28h 00m

Seattle/Tacoma Intl

Tue 30/6

7:35 p.m.-7:05 a.m.

1 stop8h 30m

C$ 420

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:30 p.m.-6:45 p.m.

1 stop28h 15m

Seattle/Tacoma Intl

Tue 28/7

7:35 p.m.-4:45 p.m.

2 stops18h 10m

C$ 428

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:30 p.m.-6:45 p.m.

1 stop28h 15m

Seattle/Tacoma Intl

Mon 27/7

7:00 a.m.-11:45 p.m.

1 stop13h 45m

C$ 438

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 15/5

12:40 p.m.-9:46 p.m.

1 stop12h 06m

Portland

Sun 24/5

11:12 p.m.-11:49 a.m.

1 stop9h 37m

C$ 439

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

12:49 p.m.-10:02 p.m.

1 stop12h 13m

Portland

Sat 30/5

9:39 p.m.-4:15 p.m.

2 stops15h 36m

C$ 439

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

9:45 a.m.-8:55 p.m.

2 stops14h 10m

Portland

Tue 1/9

7:00 a.m.-5:30 p.m.

1 stop7h 30m

C$ 441

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 52 resultsSorted by cheapest first
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6

Best time to book a flight from Pierre Elliott Trudeau Intl to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

Currently, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington (average of C$ 227). Flying from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington in February is currently the most expensive (average of C$ 571). 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.

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated 30 April 2026.
See what other customers who have flown with Delta,United Airlines, andWestJet from Montreal Pierre Elliott Trudeau Intl Airport to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,463 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,677 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,330 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,982 reviews
Delta
7.9
Good
8,463 reviews
Check prices

Crew

8.5

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Washington. 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 Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

    A quick flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington can take about 12h 06m. WestJet provides one of the quickest options available for as low as C$ 439. The distance between Montreal Pierre Elliott Trudeau Intl Airport and State of Washington is about 3742 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Portland or Montreal Pierre Elliott Trudeau Intl - Spokane, Montreal Pierre Elliott Trudeau Intl - Seattle/Tacoma Intl is the most popular route from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington.

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

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

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Washington?

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

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Washington 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 Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

    Currently, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington (average of C$ 227). Flying from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington in February is currently the most expensive (average of C$ 571). 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

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Alternative routes for Pierre Elliott Trudeau Intl to Washington

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Top 4 airlines flying from Pierre Elliott Trudeau Intl to Washington

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Washington. 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 278AverageC$ 659FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 410AverageC$ 520FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 461AverageC$ 713FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 504AverageC$ 679FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Washington?

When you search for this flight from Pierre Elliott Trudeau Intl to Washington, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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 Pierre Elliott Trudeau Intl to Washington.

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

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

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