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Cheap flights from Washington to Toronto from C$ 142

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 Toronto departing on 31/12. 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.
Alaska Airlines Logo
8:00 a.m. - 3:35 p.m.SEA-YYZ
4h 35mdirect
Alaska Airlines Logo
4:45 p.m. - 7:05 p.m.YYZ-SEA
5h 20mdirect
C$ 353Alaska Airlines
Find Deal
Tue, 3 Mar - Wed, 4 Mar
WestJet Logo
11:55 a.m. - 11:39 p.m.SEA-YYZ
8h 44m2 stops
WestJet Logo
12:30 p.m. - 2:20 p.m.YYZ-SEA
28h 50m2 stops
C$ 354WestJet
Find Deal
Mon, 8 Dec - Mon, 15 Dec
Multiple Airlines Logo
7:55 a.m. - 3:35 p.m.SEA-YYZ
4h 40mdirect
Multiple Airlines Logo
8:45 p.m. - 10:22 a.m.YYZ-SEA
16h 37m1 stop
C$ 355Multiple Airlines
Find Deal
Wed, 10 Dec - Thu, 11 Dec
Multiple Airlines Logo
7:55 a.m. - 3:35 p.m.SEA-YYZ
4h 40mdirect
Multiple Airlines Logo
7:45 a.m. - 2:20 p.m.YYZ-SEA
9h 35m1 stop
C$ 362Multiple Airlines
Find Deal
Tue, 2 Dec - Sun, 7 Dec
Air Canada Logo
8:10 a.m. - 3:53 p.m.SEA-YYZ
4h 43mdirect
Air Canada Logo
8:15 a.m. - 2:31 p.m.YYZ-SEA
9h 16m2 stops
C$ 388Air Canada
Find Deal
Thu, 1 Jan - Fri, 9 Jan
United Airlines Logo
11:45 p.m. - 11:48 a.m.SEA-YYZ
9h 03m1 stop
United Airlines Logo
3:45 p.m. - 11:00 p.m.YYZ-SEA
10h 15m1 stop
C$ 414United Airlines
Find Deal
Tue, 3 Mar - Wed, 4 Mar
Air Canada Logo
8:00 p.m. - 6:47 a.m.SEA-YYZ
7h 47m1 stop
Air Canada Logo
7:50 p.m. - 10:16 p.m.YYZ-SEA
5h 26mdirect
C$ 420Air Canada
Find Deal
Tue, 9 Dec - Sat, 13 Dec
United Airlines Logo
11:59 p.m. - 2:01 p.m.PDX-YYZ
11h 02m1 stop
United Airlines Logo
5:55 p.m. - 12:37 a.m.YYZ-PDX
9h 42m1 stop
C$ 445United Airlines
Find Deal
Mon, 15 Dec - Tue, 16 Dec
Delta Logo
5:45 p.m. - 9:05 a.m.PSC-YYZ
12h 20m2 stops
Delta Logo
9:45 a.m. - 7:58 p.m.YYZ-PSC
13h 13m2 stops
C$ 499Delta
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Mon, 9 Mar - Wed, 11 Mar
Delta Logo
11:15 p.m. - 8:57 a.m.PDX-YYZ
6h 42m1 stop
Delta Logo
3:38 p.m. - 12:15 a.m.YYZ-PDX
11h 37m2 stops
C$ 510Delta
Find Deal
Sun, 23 Nov - Tue, 9 Dec

Alaska Airlines flights from State of Washington to Toronto Pearson Intl Airport

Our best Alaska Airlines deals on State of Washington to Toronto Pearson Intl Airport flight tickets
Alaska Airlines
3 Mar
SEA8:00 a.m.Seattle/Tacoma Intl
4h 35m
YYZ3:35 p.m.Toronto Pearson Intl
4 Mar
YYZ4:45 p.m.Toronto Pearson Intl
5h 20m
SEA7:05 p.m.Seattle/Tacoma Intl
C$ 353
Find similar
Alaska Airlines
9 Jan
SEA7:55 a.m.Seattle/Tacoma Intl
4h 40m
YYZ3:35 p.m.Toronto Pearson Intl
13 Jan
YYZ4:45 p.m.Toronto Pearson Intl
5h 32m
SEA7:17 p.m.Seattle/Tacoma Intl
C$ 367
Find similar
Alaska Airlines
10 Dec
SEA7:55 a.m.Seattle/Tacoma Intl
4h 40m
YYZ3:35 p.m.Toronto Pearson Intl
11 Dec
YYZ4:45 p.m.Toronto Pearson Intl
5h 33m
SEA7:18 p.m.Seattle/Tacoma Intl
C$ 382
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WestJet flights from State of Washington to Toronto Pearson Intl Airport

Our best WestJet deals on State of Washington to Toronto Pearson Intl Airport flight tickets
WestJet
8 Dec
SEA11:55 a.m.Seattle/Tacoma Intl
8h 44m
2 stops
YYZ11:39 p.m.Toronto Pearson Intl
15 Dec
YYZ12:30 p.m.Toronto Pearson Intl
28h 50m
2 stops
SEA2:20 p.m.Seattle/Tacoma Intl
C$ 354
Find similar
WestJet
9 Dec
SEA3:10 p.m.Seattle/Tacoma Intl
12h 03m
1 stop
YYZ6:13 a.m.Toronto Pearson Intl
14 Dec
YYZ7:45 a.m.Toronto Pearson Intl
9h 35m
1 stop
SEA2:20 p.m.Seattle/Tacoma Intl
C$ 358
Find similar
WestJet
9 Dec
SEA3:10 p.m.Seattle/Tacoma Intl
12h 48m
2 stops
YYZ6:58 a.m.Toronto Pearson Intl
14 Dec
YYZ7:45 a.m.Toronto Pearson Intl
9h 35m
1 stop
SEA2:20 p.m.Seattle/Tacoma Intl
C$ 360
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Toronto Pearson 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 9 November 2025.
Use the filters below to find and compare flights from Washington to Toronto Pearson Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/3

8:00 a.m.-3:35 p.m.

Nonstop4h 35m

Toronto Pearson Intl

Wed 4/3

4:45 p.m.-7:05 p.m.

Nonstop5h 20m

C$ 353

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 8/12

11:55 a.m.-11:39 p.m.

2 stops8h 44m

Toronto Pearson Intl

Mon 15/12

12:30 p.m.-2:20 p.m.

2 stops28h 50m

C$ 354

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 10/12

7:55 a.m.-3:35 p.m.

Nonstop4h 40m

Toronto Pearson Intl

Thu 11/12

8:45 p.m.-10:22 a.m.

1 stop16h 37m

C$ 355

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 2/12

7:55 a.m.-3:35 p.m.

Nonstop4h 40m

Toronto Pearson Intl

Sun 7/12

7:45 a.m.-2:20 p.m.

1 stop9h 35m

C$ 362

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 1/1

8:10 a.m.-3:53 p.m.

Nonstop4h 43m

Toronto Pearson Intl

Fri 9/1

8:15 a.m.-2:31 p.m.

2 stops9h 16m

C$ 388

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/3

11:45 p.m.-11:48 a.m.

1 stop9h 03m

Toronto Pearson Intl

Wed 4/3

3:45 p.m.-11:00 p.m.

1 stop10h 15m

C$ 414

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 9/12

8:00 p.m.-6:47 a.m.

1 stop7h 47m

Toronto Pearson Intl

Sat 13/12

7:50 p.m.-10:16 p.m.

Nonstop5h 26m

C$ 420

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Mon 15/12

11:59 p.m.-2:01 p.m.

1 stop11h 02m

Toronto Pearson Intl

Tue 16/12

5:55 p.m.-12:37 a.m.

1 stop9h 42m

C$ 445

PascoToronto

PSC - YYZ

PSCYYZ

Pasco Tri Cities

Mon 9/3

5:45 p.m.-9:05 a.m.

2 stops12h 20m

Toronto Pearson Intl

Wed 11/3

9:45 a.m.-7:58 p.m.

2 stops13h 13m

C$ 499

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Sun 23/11

11:15 p.m.-8:57 a.m.

1 stop6h 42m

Toronto Pearson Intl

Tue 9/12

3:38 p.m.-12:15 a.m.

2 stops11h 37m

C$ 510

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from State of Washington to Toronto Pearson 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 Toronto Pearson Intl Airport?

If you aren’t able to travel during the month of January, then book flights to Toronto Pearson Intl Airport from State of Washington during February instead. Flights to Toronto Pearson Intl Airport in February, while not as cheap as those in January, still average around C$ 451.

What is the cheapest day to depart on your flight to Toronto Pearson Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Toronto Pearson Intl Airport. Tickets to fly out on this day can be as low as C$ 545. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from State of Washington to Toronto Pearson Intl Airport for around C$ 1,105.

What is the cheapest time of day to depart on your flight to Toronto Pearson Intl Airport?

Our data shows that the cheapest State of Washington to Toronto Pearson Intl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Toronto Pearson Intl Airport in the afternoon for as low as C$ 486. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 912 on average. Flights to Toronto Pearson Intl Airport from State of Washington in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Washington to Toronto Pearson Intl flight route?

Fly from Seattle/Tacoma Intl to Toronto Pearson Intl for the best Washington - Toronto Pearson Intl flight prices

How far in advance should I book a flight to Toronto Pearson Intl Airport?

You are more likely to see cheaper flights to Toronto Pearson Intl Airport from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto Pearson Intl Airport for around C$ 582 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto Pearson Intl Airport from State of Washington for as low as C$ 410 on momondo.

What cabin class options are available on Washington to Toronto Pearson Intl flights?

There are 3 cabin classes available to choose from on Washington to Toronto Pearson 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 Toronto Pearson Intl Airport flights?

You could potentially save up to 13% on your flight if you consider stops on a State of Washington to Toronto Pearson Intl Airport flight.

Cheap State of Washington to Toronto Pearson Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Toronto Pearson Intl Airport

Best price found

C$ 186

Fastest flight time

4h 35m

Direct flights

Every day
The best one-way flight to Toronto Pearson Intl Airport from State of Washington in the past 72 hours is C$ 186. The best round-trip flight deal from State of Washington to Toronto Pearson Intl Airport found on momondo in the last 72 hours is C$ 412.
The fastest flight from State of Washington to Toronto Pearson Intl Airport takes 4h 35m
Direct flights go from State of Washington to Toronto Pearson Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Washington to Toronto Pearson Intl Airport?

    Prices for flights from Washington to Toronto Pearson Intl Airport refresh daily.

  • How many operators does momondo search for flights from Washington to Toronto Pearson Intl Airport?

  • How old do you have to be to fly from Washington to Toronto Pearson 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 Toronto Pearson Intl Airport.

  • What documentation or ID do you need to fly to Toronto Pearson Intl Airport?

    The necessary travel and health documents for your Toronto Pearson 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 Toronto Pearson Intl Airport?

Best airlines flying from State of Washington to Toronto Pearson Intl Airport

Compare and see reviews for airlines that fly from State of Washington to Toronto Pearson Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 290Free CancellationRating
7.2
3,156 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 328Free CancellationRating
7.1
10,428 reviews
Search Air Canada flights
Alaska AirlinesPriceFrom C$ 375Free CancellationRating
8.0
11,258 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom C$ 488Free CancellationRating
7.4
9,010 reviews
Search United Airlines flights

Travelling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Niagara Falls
Mississauga
Brampton
Collingwood
Oshawa
Muskoka
Barrie
Markham
Guelph
Niagara-on-the-Lake
Vaughan
Kitchener
Burlington
Orillia
Brantford
Cambridge
Peterborough
Gravenhurst
Oakville
St. Catharines

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Toronto. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Toronto from Washington with this policy.

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

momondo provides multiple filters to help you find the best flight to Toronto from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Toronto from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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