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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington from C$ 238

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SEA
25 Aug — 1 Sep1
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 26 July 2026.

Tue 13/107:30 a.m.
YUL
-
PDX
1 stop10h 21m
Air Canada
Sat 17/1010:10 a.m.
PDX
-
YUL
1 stop7h 41m
Air Canada
Deal found 24/7C$ 400
Fri 2/106:35 p.m.
YUL
-
PDX
1 stop8h 59m
United Airlines
Sat 17/107:02 a.m.
PDX
-
YUL
1 stop7h 28m
United Airlines
Deal found 25/7C$ 417
Fri 2/107:30 a.m.
YUL
-
PDX
1 stop10h 21m
Air Canada
Sat 17/1010:10 a.m.
PDX
-
YUL
1 stop7h 41m
Air Canada
Deal found 24/7C$ 418
Tue 13/106:35 p.m.
YUL
-
PDX
1 stop18h 40m
United Airlines
Sat 17/102:27 p.m.
PDX
-
YUL
1 stop17h 13m
United Airlines
Deal found 25/7C$ 421
Thu 27/87:30 a.m.
YUL
-
PDX
1 stop10h 21m
Air Canada
Sat 5/97:45 p.m.
PDX
-
YUL
1 stop7h 30m
Air Canada
Deal found 25/7C$ 426
Sat 7/112:13 p.m.
YUL
-
PDX
1 stop9h 02m
United Airlines
Tue 10/118:30 a.m.
PDX
-
YUL
1 stop8h 18m
United Airlines
Deal found 24/7C$ 427
Sat 22/86:00 a.m.
YUL
-
PDX
2 stops13h 03m
Delta
Sat 5/911:55 a.m.
PDX
-
YUL
1 stop8h 45m
Delta
Deal found 24/7C$ 428
Sat 29/87:30 a.m.
YUL
-
PDX
1 stop14h 41m
Air Canada
Sat 5/97:45 p.m.
PDX
-
YUL
1 stop8h 25m
Air Canada
Deal found 22/7C$ 430
Fri 21/89:45 a.m.
YUL
-
PDX
1 stop12h 08m
United Airlines
Sat 5/98:25 a.m.
PDX
-
YUL
1 stop8h 20m
United Airlines
Deal found 25/7C$ 431
Tue 25/87:30 a.m.
YUL
-
PDX
1 stop10h 21m
Air Canada
Sat 12/93:30 p.m.
PDX
-
YUL
2 stops12h 40m
Air Canada
Deal found 24/7C$ 433
Sat 3/107:30 a.m.
YUL
-
PDX
1 stop10h 21m
Air Canada
Wed 7/1010:10 a.m.
PDX
-
YUL
2 stops10h 23m
Air Canada
Deal found 22/7C$ 434
Sun 6/96:00 a.m.
YUL
-
PDX
1 stop7h 26m
Delta
Sat 19/910:57 p.m.
PDX
-
YUL
2 stops14h 22m
Delta
Deal found 24/7C$ 435

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 26 July 2026.

Round-trip from

C$ 400

One-way from

C$ 238

Popular in

April

Cheapest in

September

Average price

C$ 603
Air Canada
  • Air Canada
  • 13/10-17/10
  • 2 total stops
  • 18h 02m total
  • Montreal to Washington
Search Deals
Air Canada
  • Air Canada
  • 9/9
  • 1 total stop
  • 10h 16m total
  • Montreal to Washington
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 26 July 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
Quickest round-trip

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 2/10

6:35 p.m.-12:34 a.m.

1 stop8h 59m

Portland

Sat 17/10

7:02 a.m.-5:30 p.m.

1 stop7h 28m

C$ 417

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 7/11

6:00 a.m.-8:00 p.m.

2 stops17h 00m

Portland

Tue 10/11

1:45 p.m.-11:30 p.m.

1 stop6h 45m

C$ 427

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sun 6/9

6:00 a.m.-5:34 p.m.

2 stops14h 34m

Portland

Sat 19/9

6:00 a.m.-11:50 p.m.

2 stops14h 50m

C$ 435

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

7:00 a.m.-12:58 p.m.

1 stop8h 58m

Portland

Sat 5/9

6:45 a.m.-11:30 p.m.

2 stops13h 45m

C$ 435

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Fri 21/8

6:00 a.m.-10:03 p.m.

1 stop19h 03m

Portland

Sun 6/9

11:02 p.m.-10:40 a.m.

1 stop8h 38m

C$ 440

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

9:30 a.m.-10:09 p.m.

2 stops15h 39m

Portland

Thu 27/8

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

2 stops13h 25m

C$ 444

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

6:35 p.m.-10:15 a.m.

1 stop18h 40m

Portland

Sat 17/10

3:30 p.m.-7:10 a.m.

2 stops12h 40m

C$ 448

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

6:00 a.m.-10:03 p.m.

1 stop19h 03m

Portland

Sat 5/9

11:18 p.m.-1:09 p.m.

1 stop10h 51m

C$ 448

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

9:45 a.m.-6:53 p.m.

1 stop12h 08m

Portland

Sat 12/9

11:02 p.m.-10:40 a.m.

1 stop8h 38m

C$ 451

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

6:00 a.m.-5:34 p.m.

2 stops14h 34m

Portland

Sat 12/9

6:45 a.m.-11:27 p.m.

2 stops13h 42m

C$ 451

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Showing 1-10 of 60 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

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

Currently, February 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$ 588). Flying from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington in June is currently the most expensive (average of C$ 878). 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?

Airfare is below average for this route at the moment.
Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flights typically cost between C$ 622 and C$ 955 in September.
The cheapest round-trip price found within the last 5 days was C$ 550 on WestJet (12 Sep-19 Sep).

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

Booking 82 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.

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 26 July 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
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,489 reviews
Delta
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
10,041 reviews
Delta
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
WestJet
7.2
Good
3,415 reviews
Delta
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,387 reviews
Delta
7.8
Good
8,489 reviews
Check prices

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.8

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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 8h 59m. United Airlines provides one of the quickest options available for as low as C$ 417. 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, February 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$ 588). Flying from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington in June is currently the most expensive (average of C$ 878). 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 5 airlines flying from Pierre Elliott Trudeau Intl to Washington

Discover the top 5 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 26 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 286AverageC$ 715FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 417AverageC$ 532FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 428AverageC$ 636FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 507AverageC$ 878FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 547AverageC$ 735FlexibilityNo 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.

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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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