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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington from $188

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:15 am - 6:45 pm
YUL
-
SEA
14h 30m
1 stop
WestJet Logo
7:35 pm - 7:05 am
SEA
-
YUL
8h 30m
1 stop
$357WestJet
Fri, Sep 18 - Sun, Sep 27
Air Canada Logo
1:30 pm - 10:42 pm
YUL
-
SEA
12h 12m
2 stops
Air Canada Logo
5:50 am - 8:35 pm
SEA
-
YUL
11h 45m
2 stops
$360Air Canada
Mon, Aug 24 - Mon, Aug 31
Air Canada Logo
7:30 am - 2:46 pm
YUL
-
PDX
10h 16m
1 stop
Air Canada Logo
7:45 pm - 9:55 am
PDX
-
YUL
11h 10m
2 stops
$360Air Canada
Wed, Sep 9 - Sat, Sep 12
WestJet Logo
6:45 am - 6:45 pm
YUL
-
SEA
15h 00m
2 stops
WestJet Logo
7:35 pm - 7:05 am
SEA
-
YUL
8h 30m
1 stop
$361WestJet
Thu, Aug 20 - Fri, Aug 28
United Airlines Logo
9:15 am - 8:10 pm
YUL
-
PDX
13h 55m
1 stop
United Airlines Logo
1:03 pm - 8:16 am
PDX
-
YUL
16h 13m
1 stop
$366United Airlines
Wed, Sep 30 - Wed, Oct 7
United Airlines Logo
11:23 am - 10:03 pm
YUL
-
PDX
13h 40m
1 stop
United Airlines Logo
7:02 am - 5:30 pm
PDX
-
YUL
7h 28m
1 stop
$367United Airlines
Wed, Sep 9 - Sat, Sep 12
Delta Logo
6:00 am - 8:17 pm
YUL
-
PDX
17h 17m
2 stops
Delta Logo
11:45 am - 11:52 pm
PDX
-
YUL
9h 07m
1 stop
$372Delta
Wed, Aug 5 - Tue, Aug 18
American Airlines Logo
7:51 am - 11:30 pm
YUL
-
PDX
18h 39m
1 stop
American Airlines Logo
11:15 pm - 11:43 am
PDX
-
YUL
9h 28m
1 stop
$373American Airlines
Wed, Jul 22 - Tue, Aug 4
Delta Logo
7:00 am - 7:52 pm
YUL
-
PSC
15h 52m
2 stops
Delta Logo
7:05 am - 11:51 pm
PSC
-
YUL
13h 46m
2 stops
$491Delta
Tue, Oct 27 - Fri, Oct 30
American Airlines Logo
5:34 pm - 1:37 pm
YUL
-
GEG
23h 03m
1 stop
American Airlines Logo
2:27 pm - 4:50 pm
GEG
-
YUL
23h 23m
1 stop
$609American Airlines
Thu, Aug 27 - Wed, Sep 2

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Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flight tickets
Air Canada
Sep 9
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
10h 16m
1 stop
PDX2:46 pmPortland
Sep 12
PDX7:45 pmPortland
11h 10m
2 stops
YUL9:55 amMontreal Pierre Elliott Trudeau Intl
$360
Air Canada
Sep 9
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
10h 16m
1 stop
PDX2:46 pmPortland
Sep 12
PDX7:45 pmPortland
11h 10m
2 stops
YUL9:55 amMontreal Pierre Elliott Trudeau Intl
$361
Air Canada
Aug 13
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
14h 41m
1 stop
PDX7:11 pmPortland
Aug 19
PDX10:10 amPortland
10h 33m
2 stops
YUL11:43 pmMontreal Pierre Elliott Trudeau Intl
$368

WestJet flights from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington

Our best WestJet deals on Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flight tickets
WestJet
Sep 18
YUL7:15 amMontreal Pierre Elliott Trudeau Intl
14h 30m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
Sep 27
SEA7:35 pmSeattle/Tacoma Intl
8h 30m
1 stop
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$357
WestJet
Aug 20
YUL6:45 amMontreal Pierre Elliott Trudeau Intl
15h 00m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
Aug 28
SEA7:35 pmSeattle/Tacoma Intl
8h 30m
1 stop
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$361
WestJet
Sep 8
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 amSeattle/Tacoma Intl
Sep 11
SEA7:35 pmSeattle/Tacoma Intl
8h 30m
1 stop
YUL7:05 amMontreal Pierre Elliott Trudeau Intl
$363

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to State of 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, momondo users made 832,500 searches. Data last updated June 28, 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

Fri 9/18

7:15 am-6:45 pm

1 stop14h 30m

Seattle/Tacoma Intl

Sun 9/27

7:35 pm-7:05 am

1 stop8h 30m

$357

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Mon 8/24

1:30 pm-10:42 pm

2 stops12h 12m

Seattle/Tacoma Intl

Mon 8/31

5:50 am-8:35 pm

2 stops11h 45m

$360

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

7:30 am-2:46 pm

1 stop10h 16m

Portland

Sat 9/12

7:45 pm-9:55 am

2 stops11h 10m

$360

MontrealSeattle

YUL - SEA

YULSEA

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

6:45 am-6:45 pm

2 stops15h 00m

Seattle/Tacoma Intl

Fri 8/28

7:35 pm-7:05 am

1 stop8h 30m

$361

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 9/30

9:15 am-8:10 pm

1 stop13h 55m

Portland

Wed 10/7

1:03 pm-8:16 am

1 stop16h 13m

$366
Quickest round-trip

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

11:23 am-10:03 pm

1 stop13h 40m

Portland

Sat 9/12

7:02 am-5:30 pm

1 stop7h 28m

$367

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 8/5

6:00 am-8:17 pm

2 stops17h 17m

Portland

Tue 8/18

11:45 am-11:52 pm

1 stop9h 07m

$372

MontrealPortland

YUL - PDX

YULPDX

Montreal Pierre Elliott Trudeau Intl

Wed 7/22

7:51 am-11:30 pm

1 stop18h 39m

Portland

Tue 8/4

11:15 pm-11:43 am

1 stop9h 28m

$373

MontrealPasco

YUL - PSC

YULPSC

Montreal Pierre Elliott Trudeau Intl

Tue 10/27

7:00 am-7:52 pm

2 stops15h 52m

Pasco Tri Cities

Fri 10/30

7:05 am-11:51 pm

2 stops13h 46m

$491

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

5:34 pm-1:37 pm

1 stop23h 03m

Spokane

Wed 9/2

2:27 pm-4:50 pm

1 stop23h 23m

$609

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington

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 State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Montreal Pierre Elliott Trudeau Intl Airport, with most prices found around $200. If you aren’t able to travel to State of Washington during the month of March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $203.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington is on a Sunday. Travelers who choose to depart for State of Washington on a Sunday will often find tickets for as low as $315. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington for around $638.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to Washington flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to Seattle/Tacoma Intl for the best Montreal Pierre Elliott Trudeau Intl - Washington flight prices

How far in advance should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $502 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Montreal Pierre Elliott Trudeau Intl Airport for as low as $304 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flights?

There are 3 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl Airport to State of Washington 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 Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flights?

You could potentially save up to 13% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flight.

Cheap Montreal Pierre Elliott Trudeau Intl Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington

Fastest flight time

8h 05m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington takes 8h 05m
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington.
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Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington?

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Washington?

    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 Montreal Pierre Elliott Trudeau Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,900 reviews
Search United Airlines flights
WestJetPriceFrom $293Free CancellationRating
7.2
3,385 reviews
Search WestJet flights
Air CanadaPriceFrom $314Free CancellationRating
7.1
11,269 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Washington?

Finding the right flight to Washington from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

Can I find flights from Montreal to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Montreal to Washington flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Washington?

Once you have performed a search for Montreal to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Montreal to Washington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Montreal to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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