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Cheap flights from Washington to Montreal from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Montreal departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 pm - 7:00 am
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
8:00 pm - 9:40 am
YUL
-
SEA
16h 40m
1 stop
$282WestJet
Mon, Apr 27 - Sun, May 3
WestJet Logo
7:35 pm - 7:00 am
SEA
-
YUL
8h 25m
1 stop
WestJet Logo
8:00 pm - 9:40 am
YUL
-
SEA
16h 40m
1 stop
$283WestJet
Thu, May 28 - Wed, Jun 3
Air Canada Logo
3:15 pm - 7:13 am
PDX
-
YUL
12h 58m
2 stops
Air Canada Logo
7:30 am - 2:40 pm
YUL
-
PDX
10h 10m
1 stop
$342Air Canada
Fri, Feb 27 - Sun, Mar 8
Air Canada Logo
3:15 pm - 7:13 am
PDX
-
YUL
12h 58m
2 stops
Air Canada Logo
8:50 pm - 9:15 am
YUL
-
PDX
15h 25m
2 stops
$371Air Canada
Fri, Feb 27 - Sun, Mar 8
American Airlines Logo
9:44 pm - 1:45 pm
PDX
-
YUL
13h 01m
1 stop
American Airlines Logo
3:45 pm - 10:48 am
YUL
-
PDX
22h 03m
1 stop
$405American Airlines
Mon, Mar 2 - Mon, Mar 9
American Airlines Logo
9:44 pm - 3:22 pm
PDX
-
YUL
14h 38m
2 stops
American Airlines Logo
3:45 pm - 10:48 am
YUL
-
PDX
22h 03m
1 stop
$415American Airlines
Mon, Mar 2 - Mon, Mar 9
Delta Logo
9:45 pm - 11:25 am
PDX
-
YUL
10h 40m
1 stop
Delta Logo
2:40 pm - 8:30 pm
YUL
-
PDX
8h 50m
1 stop
$416Delta
Thu, Feb 26 - Wed, Mar 4
United Airlines Logo
3:05 pm - 10:20 am
PSC
-
YUL
16h 15m
2 stops
United Airlines Logo
9:15 am - 9:01 pm
YUL
-
PSC
14h 46m
2 stops
$624United Airlines
Mon, Mar 23 - Mon, Mar 30
United Airlines Logo
3:05 pm - 10:20 am
PSC
-
YUL
16h 15m
2 stops
United Airlines Logo
7:00 pm - 11:36 am
YUL
-
PSC
19h 36m
2 stops
$724United Airlines
Mon, Mar 16 - Thu, Mar 19
Delta Logo
5:00 pm - 4:01 pm
PSC
-
YUL
20h 01m
2 stops
Delta Logo
7:00 am - 5:01 pm
YUL
-
PSC
13h 01m
2 stops
$735Delta
Fri, Jun 12 - Sat, Jun 20

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

Our best WestJet deals on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
WestJet
Apr 27
SEA7:35 pmSeattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
May 3
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 amSeattle/Tacoma Intl
$282
WestJet
May 28
SEA7:35 pmSeattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
Jun 3
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 amSeattle/Tacoma Intl
$283
WestJet
May 29
SEA7:35 pmSeattle/Tacoma Intl
8h 25m
1 stop
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
Jun 1
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
16h 40m
1 stop
SEA9:40 amSeattle/Tacoma Intl
$289

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

Our best Air Canada deals on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Feb 27
PDX3:15 pmPortland
12h 58m
2 stops
YUL7:13 amMontreal Pierre Elliott Trudeau Intl
Mar 8
YUL7:30 amMontreal Pierre Elliott Trudeau Intl
10h 10m
1 stop
PDX2:40 pmPortland
$342
Air Canada
Feb 27
PDX3:15 pmPortland
12h 58m
2 stops
YUL7:13 amMontreal Pierre Elliott Trudeau Intl
Mar 8
YUL8:50 pmMontreal Pierre Elliott Trudeau Intl
15h 25m
2 stops
PDX9:15 amPortland
$371
Air Canada
Mar 28
PDX3:15 pmPortland
12h 58m
2 stops
YUL7:13 amMontreal Pierre Elliott Trudeau Intl
Apr 4
YUL9:20 amMontreal Pierre Elliott Trudeau Intl
26h 50m
2 stops
PDX9:10 amPortland
$386

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport 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 February 7, 2026.
Use the filters below to find and compare flights from Washington to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 4/27

7:35 pm-7:00 am

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 5/3

8:00 pm-9:40 am

1 stop16h 40m

$282

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Thu 5/28

7:35 pm-7:00 am

1 stop8h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 6/3

8:00 pm-9:40 am

1 stop16h 40m

$283

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Fri 2/27

3:15 pm-7:13 am

2 stops12h 58m

Montreal Pierre Elliott Trudeau Intl

Sun 3/8

7:30 am-2:40 pm

1 stop10h 10m

$342

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Fri 2/27

3:15 pm-7:13 am

2 stops12h 58m

Montreal Pierre Elliott Trudeau Intl

Sun 3/8

8:50 pm-9:15 am

2 stops15h 25m

$371

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 3/2

9:44 pm-1:45 pm

1 stop13h 01m

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

3:45 pm-10:48 am

1 stop22h 03m

$405

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 3/2

9:44 pm-3:22 pm

2 stops14h 38m

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

3:45 pm-10:48 am

1 stop22h 03m

$415

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 2/26

9:45 pm-11:25 am

1 stop10h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 3/4

2:40 pm-8:30 pm

1 stop8h 50m

$416

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Mon 3/23

3:05 pm-10:20 am

2 stops16h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 3/30

9:15 am-9:01 pm

2 stops14h 46m

$624

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Mon 3/16

3:05 pm-10:20 am

2 stops16h 15m

Montreal Pierre Elliott Trudeau Intl

Thu 3/19

7:00 pm-11:36 am

2 stops19h 36m

$724

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Fri 6/12

5:00 pm-4:01 pm

2 stops20h 01m

Montreal Pierre Elliott Trudeau Intl

Sat 6/20

7:00 am-5:01 pm

2 stops13h 01m

$735

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 Montreal from

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

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 Montreal Pierre Elliott Trudeau Intl Airport?

The month of June is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from State of Washington averaging around $468.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is on a Monday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Monday will often find tickets for as low as $639. Flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport on a Friday will generally be more expensive and average around $827. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

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

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

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $594 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from State of Washington for as low as $352 on momondo.

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

There are 4 cabin classes available to choose from on Washington to Montreal Pierre Elliott Trudeau Intl 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 State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flights?

You could potentially save up to 41% on your flight if you consider stops on a State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight.

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

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

Best Price Found

$257

Fastest flight time

5h 07m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from State of Washington in the past 72 hours is $257. The best round-trip flight deal from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $644.
The fastest flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport takes 5h 07m
Direct flights go from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Air Canada.
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  • When did momondo last update prices for flights from Washington to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents you'll need for your trip to Montreal Pierre Elliott Trudeau Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montreal Pierre Elliott Trudeau Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom $161Free CancellationRating
7.2
3,255 reviews
Search WestJet flights
United AirlinesPriceFrom $199Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights
Air CanadaPriceFrom $254Free CancellationRating
7.1
10,697 reviews
Search Air Canada flights
DeltaPriceFrom $348Free CancellationRating
7.9
8,162 reviews
Search Delta flights

Traveling to a place near Montreal?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Montreal. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Montreal from Washington which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Washington to Montreal 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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