What is the cheapest airline that flies from Washington to Montreal Pierre Elliott Trudeau Intl?

Air Canada, American Airlines, and United Airlines are the most popular carriers operating from Washington to Montreal Pierre Elliott Trudeau Intl

What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

Air Canada, Delta and WestJet are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from State of Washington according to our data. Air Canada is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 4 different airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Montreal Pierre Elliott Trudeau Intl Airport?

Flight times from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport vary, but if you’re flying out of Seattle and flying into Montreal Pierre Elliott Trudeau Intl Airport (one of the most popular routes), then the duration is 8h 30m on average. Another popular route from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is flying from Bellingham to Montreal Pierre Elliott Trudeau Intl Airport, which will take roughly 13h 02m. Keep in mind that layovers or delays could extend your travel time.

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

As of June 2026, there are 5 operators available to choose from 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.

$181 Cheap Flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Montreal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 pm - 7:05 am

PDX

YUL

13h 35m

1 stop

7:15 am - 1:50 pm

YUL

PDX

9h 35m

1 stop

$383WestJet

Sun, Sep 27 - Fri, Oct 2

7:35 pm - 7:05 am

SEA

YUL

8h 30m

1 stop

6:00 pm - 10:42 pm

YUL

SEA

7h 42m

1 stop

$398Multiple Airlines

Tue, Oct 13 - Thu, Oct 15

3:00 pm - 7:10 am

SEA

YUL

13h 10m

2 stops

10:40 am - 9:04 pm

YUL

SEA

13h 24m

2 stops

$402Air Canada

Tue, Oct 13 - Thu, Oct 15

3:00 pm - 7:10 am

SEA

YUL

13h 10m

2 stops

2:10 pm - 9:04 pm

YUL

SEA

9h 54m

1 stop

$404Air Canada

Tue, Oct 13 - Thu, Oct 15

1:35 pm - 8:16 am

PSC

YUL

15h 41m

1 stop

9:45 am - 8:37 pm

YUL

PSC

13h 52m

2 stops

$771United Airlines

Mon, Aug 31 - Thu, Sep 3

5:15 am - 10:40 am

PSC

YUL

26h 25m

2 stops

9:45 am - 8:37 pm

YUL

PSC

13h 52m

2 stops

$776United Airlines

Mon, Aug 31 - Thu, Sep 3

6:00 am - 9:44 pm

BLI

YUL

12h 44m

2 stops

7:17 am - 11:59 pm

YUL

BLI

19h 42m

2 stops

$1,204American Airlines

Sun, Jul 26 - Sun, Aug 2

5:26 am - 10:53 pm

BLI

YUL

14h 27m

3 stops

7:55 am - 6:39 pm

YUL

BLI

13h 44m

3 stops

$1,227American Airlines

Mon, Aug 24 - Fri, Aug 28

7:18 pm - 11:20 am

BLI

YUL

13h 02m

2 stops

12:30 pm - 11:53 pm

YUL

BLI

14h 23m

2 stops

$1,341Alaska Airlines

Sun, Oct 11 - Thu, Oct 15

7:18 pm - 11:20 am

BLI

YUL

13h 02m

2 stops

12:30 pm - 11:53 pm

YUL

BLI

14h 23m

2 stops

$1,352Alaska Airlines

Sun, Oct 11 - Thu, Oct 15

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Oct 13

SEA3:00 pmSeattle/Tacoma Intl

13h 10m

2 stops

YUL7:10 amMontreal Pierre Elliott Trudeau Intl

Oct 15

YUL10:40 amMontreal Pierre Elliott Trudeau Intl

13h 24m

2 stops

SEA9:04 pmSeattle/Tacoma Intl

$402

Air Canada

Oct 13

SEA3:00 pmSeattle/Tacoma Intl

13h 10m

2 stops

YUL7:10 amMontreal Pierre Elliott Trudeau Intl

Oct 15

YUL2:10 pmMontreal Pierre Elliott Trudeau Intl

9h 54m

1 stop

SEA9:04 pmSeattle/Tacoma Intl

$404

Air Canada

Aug 13

SEA3:00 pmSeattle/Tacoma Intl

13h 10m

2 stops

YUL7:10 amMontreal Pierre Elliott Trudeau Intl

Aug 19

YUL5:30 pmMontreal Pierre Elliott Trudeau Intl

8h 12m

1 stop

SEA10:42 pmSeattle/Tacoma Intl

$409

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

Our best Delta deals on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight tickets

Delta

Sep 18

PDX11:10 pmPortland

11h 21m

2 stops

YUL1:31 pmMontreal Pierre Elliott Trudeau Intl

Sep 21

YUL12:44 pmMontreal Pierre Elliott Trudeau Intl

13h 26m

2 stops

PDX11:10 pmPortland

$474

Delta

Jul 21

PDX6:00 amPortland

14h 52m

2 stops

YUL11:52 pmMontreal Pierre Elliott Trudeau Intl

Aug 4

YUL12:44 pmMontreal Pierre Elliott Trudeau Intl

12h 00m

1 stop

PDX9:44 pmPortland

$478

Delta

Jul 8

SEA7:20 amSeattle/Tacoma Intl

13h 32m

1 stop

YUL11:52 pmMontreal Pierre Elliott Trudeau Intl

Jul 14

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

12h 49m

1 stop

SEA4:49 pmSeattle/Tacoma Intl

$507

momondo Fare Finder

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

Cheapest round-trip

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 9/27

2:30 pm-7:05 am

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 10/2

7:15 am-1:50 pm

1 stop9h 35m

$383

Quickest round-trip

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 10/13

7:35 pm-7:05 am

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

6:00 pm-10:42 pm

1 stop7h 42m

$398

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 10/13

3:00 pm-7:10 am

2 stops13h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

10:40 am-9:04 pm

2 stops13h 24m

$402

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 10/13

3:00 pm-7:10 am

2 stops13h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

2:10 pm-9:04 pm

1 stop9h 54m

$404

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Mon 8/31

1:35 pm-8:16 am

1 stop15h 41m

Montreal Pierre Elliott Trudeau Intl

Thu 9/3

9:45 am-8:37 pm

2 stops13h 52m

$771

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Mon 8/31

5:15 am-10:40 am

2 stops26h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 9/3

9:45 am-8:37 pm

2 stops13h 52m

$776

BellinghamMontreal

BLI - YUL

BLIYUL

Bellingham

Sun 7/26

6:00 am-9:44 pm

2 stops12h 44m

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

7:17 am-11:59 pm

2 stops19h 42m

$1,204

BellinghamMontreal

BLI - YUL

BLIYUL

Bellingham

Mon 8/24

5:26 am-10:53 pm

3 stops14h 27m

Montreal Pierre Elliott Trudeau Intl

Fri 8/28

7:55 am-6:39 pm

3 stops13h 44m

$1,227

BellinghamMontreal

BLI - YUL

BLIYUL

Bellingham

Sun 10/11

7:18 pm-11:20 am

2 stops13h 02m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

12:30 pm-11:53 pm

2 stops14h 23m

$1,341

BellinghamMontreal

BLI - YUL

BLIYUL

Bellingham

Sun 10/11

7:18 pm-11:20 am

2 stops13h 02m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

12:30 pm-11:53 pm

2 stops14h 23m

$1,352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of September is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from State of Washington averaging around $155.

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 Wednesday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Wednesday will often find tickets for as low as $600. Flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport on a Friday will generally be more expensive and average around $840. 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 from Washington 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 $719 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 $274 on momondo.

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

There are 3 cabin classes available to choose from on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport 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	$3,219
Fastest flight time	7h 35m
Direct flights	None

The best flight deal from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $3,219

The fastest flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport takes 7h 35m

There are no direct flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Montreal Pierre Elliott Trudeau Intl Airport.

Search flight deals

Frequently asked questions about flying from Washington to Montreal Pierre Elliott Trudeau Intl Airport

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?
As of June 2026, there are 5 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is Boeing 787-9 Dreamliner (16.00% of total bookings). The next most popular plane models are Airbus A350-900 (14.00%), Boeing 787-10 Dreamliner (12.00%), and Airbus A220-300 (12.00%).

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
WestJet	PriceFrom $198	Free Cancellation	Rating 7.2 3,385 reviews	Search WestJet flights
United Airlines	PriceFrom $265	Free Cancellation	Rating 7.4 9,901 reviews	Search United Airlines flights
Delta	PriceFrom $296	Free Cancellation	Rating 7.8 8,455 reviews	Search Delta flights
Air Canada	PriceFrom $374	Free Cancellation	Rating 7.1 11,269 reviews	Search Air Canada flights

Laval

Dorval

Brossard

Longueuil

Trois-Rivières

Cornwall

Saint-Sauveur

Sherbrooke

Boucherville

Magog

Drummondville

Montebello

Saint-Jean-sur-Richelieu

Bromont

North Hatley

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.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mon 7/27

Mon 8/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Montreal

Popular cities

Other flights from Washington

Other flights to Montreal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Canada

Flights to Toronto Pearson Intl Airportfrom $184

Flights to Vancouver Intl Airport

Flights to Toronto Island Airportfrom $197

Flights to Toronto Region of Waterloo Intl Airportfrom $305

Cheap flights from Washington to Montreal from $181

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 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington to Montreal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

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

Our best Delta deals on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

See travel insights to Montreal from

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

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

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

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

Can stopping save me money on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flights?

What is the cheapest airline that flies from Washington to Montreal Pierre Elliott Trudeau Intl?

What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

How long does it take to fly to Montreal Pierre Elliott Trudeau Intl Airport?

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

Fastest flight time

Direct flights

Frequently asked questions about flying from 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

Traveling to a place near Montreal?

Why use momondo?

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Montreal

Popular cities in Canada

Popular flights according to clicks in the last 7 days on momondo

State of Washington flight routes

According to popular flight searches on momondo this year

Montreal Pierre Elliott Trudeau Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Montreal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Montreal

List of cabin classes available on flights landing in Montreal. Availability may vary depending on flight origin and airline.

Complete your trip to Montreal

Explore popular destinations other users love

According to popular flight searches on momondo this year