S$186 Cheap Flights from Seattle to Toronto

View S$186 flight on Wed, 4 Jun, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Toronto Pearson Intl. Airport (YYZ)

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Cheap Flights from Seattle to Toronto (SEA-YYZ)

Prices were available within the past 7 days and start at S$186 for one-way flights and S$439 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$439 Return, found 3 days ago
S$439
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$439 found 3 days ago
Delta
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$442 Return, found 3 days ago
S$442
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$442 found 3 days ago
United
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$447 Return, found 3 days ago
S$447
Return
found 3 days ago
Select United flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$447 found 3 days ago
Delta
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$450 Return, found 3 days ago
S$450
Return
found 3 days ago
Select Delta flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$450 found 3 days ago
WestJet
Wed, 30 Apr - Mon, 5 May
SEA
Seattle
YYZ
Toronto
S$458 Return, found 2 days ago
S$458
Return
found 2 days ago
Select WestJet flight, departing Wed, 30 Apr from Seattle to Toronto, returning Mon, 5 May, priced at S$458 found 2 days ago
WestJet
Sun, 8 Jun - Sat, 21 Jun
SEA
Seattle
YYZ
Toronto
S$458 Return, found 5 days ago
S$458
Return
found 5 days ago
Select WestJet flight, departing Sun, 8 Jun from Seattle to Toronto, returning Sat, 21 Jun, priced at S$458 found 5 days ago
United
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$464 Return, found 3 days ago
S$464
Return
found 3 days ago
Select United flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$464 found 3 days ago
WestJet
Wed, 30 Apr - Mon, 5 May
SEA
Seattle
YYZ
Toronto
S$465 Return, found 2 days ago
S$465
Return
found 2 days ago
Select WestJet flight, departing Wed, 30 Apr from Seattle to Toronto, returning Mon, 5 May, priced at S$465 found 2 days ago
Air Canada
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$467 Return, found 3 days ago
S$467
Return
found 3 days ago
Select Air Canada flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$467 found 3 days ago
American Airlines
Sat, 26 Apr - Tue, 29 Apr
SEA
Seattle
YYZ
Toronto
S$494 Return, found 3 days ago
S$494
Return
found 3 days ago
Select American Airlines flight, departing Sat, 26 Apr from Seattle to Toronto, returning Tue, 29 Apr, priced at S$494 found 3 days ago
Seattle to Toronto route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Pearson Intl.
Return price
S$439
Distance
3288 km

Flights from Seattle to Toronto

There are several airlines that operate frequent flights from Seattle (SEA) to Toronto (YYZ) including

The earliest flight leaves Seattle Tacoma Intl. Airport at 06:30 and arrives at Pearson Intl. Airport at 14:02. The last flight of the day departs Seattle at 11:10 and arrives at Toronto at 18:45.

The flight distance from Seattle to Toronto is about 3324 km, the shortest flight is 04 hours 31 minutes with WestJet.

Expedia lets you search across the largest number of airlines and Toronto flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Seattle Toronto flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle to Toronto trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Toronto flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Seattle to Toronto with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from SEA to Toronton Pearson?
If you’re travelling from Sea-Tac Airport to Toronton Pearson, round-trip journeys start from S$439. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don’t hang around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Toronton Pearson?
This varies between air carriers, as each has its own terms and conditions. Visit the Customer Service Portal, where you’ll find instructions on how to cancel your flight online.
How do I find cheap flights from SEA to Toronton Pearson that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to Pearson Intl. Airport (YYZ) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to YYZ?
Around 3,300 kilometres separates SeaTac and Mississauga, so pack something to keep you busy for a couple of hours. That novel you’ve yet to start will do the trick.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Toronto Pearson Airport?
Check out Air Canada (AC) if you want to fly straight from Sea-Tac Airport to Toronton Pearson. This popular carrier offers 30 flights monthly, so you’re sure to find one that suits your schedule.
Are Seattle - Tacoma Intl. Airport (SEA) to Toronto Pearson Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to Pearson Intl. Airport (YYZ) at the last minute could save you some serious cash. However, it could end up costing a great deal more! If you’d rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn’t released tickets yet, check back often as deals are updated all the time on Expedia.

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