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Cheap flights from Washington to Montreal from C$ 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 10/8. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
C$ 427WestJet
Sat, 11 Jul - Tue, 14 Jul
WestJet Logo
2:30 p.m. - 7:05 a.m.
PDX
-
YUL
13h 35m
1 stop
WestJet Logo
7:15 a.m. - 1:50 p.m.
YUL
-
PDX
9h 35m
1 stop
C$ 429WestJet
Mon, 24 Aug - Fri, 28 Aug
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
C$ 431WestJet
Sun, 19 Jul - Wed, 29 Jul
WestJet Logo
2:30 p.m. - 4:30 p.m.
PDX
-
YUL
23h 00m
1 stop
WestJet Logo
7:15 a.m. - 1:50 p.m.
YUL
-
PDX
9h 35m
1 stop
C$ 432WestJet
Thu, 27 Aug - Tue, 1 Sep
WestJet Logo
7:35 p.m. - 7:05 a.m.
SEA
-
YUL
8h 30m
1 stop
WestJet Logo
6:45 a.m. - 6:45 p.m.
YUL
-
SEA
15h 00m
2 stops
C$ 443WestJet
Sat, 25 Jul - Tue, 28 Jul
United Airlines Logo
1:35 p.m. - 8:16 a.m.
PSC
-
YUL
15h 41m
1 stop
United Airlines Logo
11:23 a.m. - 12:50 a.m.
YUL
-
PSC
16h 27m
2 stops
C$ 1,108United Airlines
Tue, 21 Jul - Wed, 22 Jul
Delta Logo
6:15 a.m. - 11:40 p.m.
PSC
-
YUL
14h 25m
2 stops
Delta Logo
7:00 a.m. - 11:54 p.m.
YUL
-
PSC
19h 54m
2 stops
C$ 1,116Delta
Thu, 16 Jul - Tue, 21 Jul
United Airlines Logo
1:35 p.m. - 8:16 a.m.
PSC
-
YUL
15h 41m
1 stop
United Airlines Logo
6:35 p.m. - 11:27 a.m.
YUL
-
PSC
19h 52m
1 stop
C$ 1,136United Airlines
Sat, 18 Jul - Wed, 22 Jul
Delta Logo
7:05 a.m. - 11:25 p.m.
PSC
-
YUL
13h 20m
2 stops
Delta Logo
7:00 a.m. - 11:54 p.m.
YUL
-
PSC
19h 54m
2 stops
C$ 1,157Delta
Sun, 19 Jul - Tue, 21 Jul
American Airlines Logo
3:29 p.m. - 11:42 a.m.
PSC
-
YUL
17h 13m
2 stops
American Airlines Logo
7:29 a.m. - 11:25 p.m.
YUL
-
PSC
18h 56m
2 stops
C$ 1,179American Airlines
Wed, 24 Jun - Mon, 29 Jun

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
24 Aug
PDX2:30 p.m.Portland
13h 35m
1 stop
YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl
28 Aug
YUL7:15 a.m.Montreal Pierre Elliott Trudeau Intl
9h 35m
1 stop
PDX1:50 p.m.Portland
C$ 429
WestJet
19 Jul
SEA7:35 p.m.Seattle/Tacoma Intl
8h 30m
1 stop
YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl
29 Jul
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
15h 00m
2 stops
SEA6:45 p.m.Seattle/Tacoma Intl
C$ 431
WestJet
27 Aug
PDX2:30 p.m.Portland
23h 00m
1 stop
YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl
1 Sep
YUL7:15 a.m.Montreal Pierre Elliott Trudeau Intl
9h 35m
1 stop
PDX1:50 p.m.Portland
C$ 432

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

Our best United Airlines deals on State of Washington to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
24 May
SEA7:00 a.m.Seattle/Tacoma Intl
7h 30m
1 stop
YUL5:30 p.m.Montreal Pierre Elliott Trudeau Intl
27 May
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
14h 08m
2 stops
SEA8:53 p.m.Seattle/Tacoma Intl
C$ 864
United Airlines
13 May
PDX10:45 a.m.Portland
7h 41m
1 stop
YUL9:26 p.m.Montreal Pierre Elliott Trudeau Intl
24 May
YUL2:20 p.m.Montreal Pierre Elliott Trudeau Intl
10h 04m
1 stop
PDX9:24 p.m.Portland
C$ 886
United Airlines
13 May
PDX10:45 a.m.Portland
7h 41m
1 stop
YUL9:26 p.m.Montreal Pierre Elliott Trudeau Intl
24 May
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
12h 03m
2 stops
PDX3:13 p.m.Portland
C$ 900

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 96,600 searches. Data last updated 11 May 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

Cheapest round-trip

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 11/7

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

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 14/7

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

2 stops15h 00m

C$ 427
Quickest round-trip

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Mon 24/8

2:30 p.m.-7:05 a.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 28/8

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

1 stop9h 35m

C$ 429

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 19/7

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

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 29/7

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

2 stops15h 00m

C$ 431

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Thu 27/8

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

1 stop23h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

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

1 stop9h 35m

C$ 432

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sat 25/7

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

1 stop8h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 28/7

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

2 stops15h 00m

C$ 443

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Tue 21/7

1:35 p.m.-8:16 a.m.

1 stop15h 41m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

11:23 a.m.-12:50 a.m.

2 stops16h 27m

C$ 1,108

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Thu 16/7

6:15 a.m.-11:40 p.m.

2 stops14h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

7:00 a.m.-11:54 p.m.

2 stops19h 54m

C$ 1,116

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Sat 18/7

1:35 p.m.-8:16 a.m.

1 stop15h 41m

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

6:35 p.m.-11:27 a.m.

1 stop19h 52m

C$ 1,136

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Sun 19/7

7:05 a.m.-11:25 p.m.

2 stops13h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

7:00 a.m.-11:54 p.m.

2 stops19h 54m

C$ 1,157

PascoMontreal

PSC - YUL

PSCYUL

Pasco Tri Cities

Wed 24/6

3:29 p.m.-11:42 a.m.

2 stops17h 13m

Montreal Pierre Elliott Trudeau Intl

Mon 29/6

7:29 a.m.-11:25 p.m.

2 stops18h 56m

C$ 1,179

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 May is, on average, the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport from State of Washington, with most prices found around C$ 206. 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 C$ 212.

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

The cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport is on a Friday when prices can be found for as low as C$ 668. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from State of Washington because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,647.

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 C$ 948 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 C$ 369 on momondo.

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

You could potentially save up to 50% 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

Fastest flight time

7h 41m

Direct flights

None
The fastest flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport takes 7h 41m
There are no direct flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport.
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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 old do you have to be to fly from Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 necessary travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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?

Travelling to a place near Montreal?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Montreal for you.

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

Yes. All flights to Montreal from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are not ready to book a flight from Washington to Montreal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montreal and let you know when they change.

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