Cheap Flights from Toronto (YYZ) to Seattle (SEA) from HK$1,034~

View HK$1,034 flight on Mon, 26 Jan 2026Opens in a new window

Popular airlines from Toronto Pearson Intl. Airport (YYZ) to Seattle

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Find Cheap Flights from Toronto (YYZ) to Seattle (SEA)

Prices were available within the past 7 days and start at HK$1,034 for one-way flights and HK$1,658 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 9 Jan - Sat, 10 Jan
YYZ
Toronto
SEA
Seattle
HK$1,658 Return, found 4 days ago
HK$1,658
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 9 Jan from Toronto to Seattle, returning Sat, 10 Jan, priced at HK$1,658 found 4 days ago
Air Canada
Sat, 17 Jan - Tue, 20 Jan
YYZ
Toronto
SEA
Seattle
HK$1,659 Return, found 17 hours ago
HK$1,659
Return
found 17 hours ago
Select Air Canada flight, departing Sat, 17 Jan from Toronto to Seattle, returning Tue, 20 Jan, priced at HK$1,659 found 17 hours ago
United
Sat, 10 Jan - Sat, 17 Jan
YYZ
Toronto
SEA
Seattle
HK$1,659 Return, found 4 days ago
HK$1,659
Return
found 4 days ago
Select United flight, departing Sat, 10 Jan from Toronto to Seattle, returning Sat, 17 Jan, priced at HK$1,659 found 4 days ago
United
Wed, 7 Jan - Thu, 8 Jan
YYZ
Toronto
SEA
Seattle
HK$1,702 Return, found 4 days ago
HK$1,702
Return
found 4 days ago
Select United flight, departing Wed, 7 Jan from Toronto to Seattle, returning Thu, 8 Jan, priced at HK$1,702 found 4 days ago
United
Sat, 17 Jan - Tue, 20 Jan
YYZ
Toronto
SEA
Seattle
HK$1,703 Return, found 17 hours ago
HK$1,703
Return
found 17 hours ago
Select United flight, departing Sat, 17 Jan from Toronto to Seattle, returning Tue, 20 Jan, priced at HK$1,703 found 17 hours ago
United
Thu, 8 Jan - Sun, 11 Jan
YYZ
Toronto
SEA
Seattle
HK$1,705 Return, found 3 days ago
HK$1,705
Return
found 3 days ago
Select United flight, departing Thu, 8 Jan from Toronto to Seattle, returning Sun, 11 Jan, priced at HK$1,705 found 3 days ago
United
Sat, 24 Jan - Sat, 31 Jan
YYZ
Toronto
SEA
Seattle
HK$1,755 Return, found 6 days ago
HK$1,755
Return
found 6 days ago
Select United flight, departing Sat, 24 Jan from Toronto to Seattle, returning Sat, 31 Jan, priced at HK$1,755 found 6 days ago
Air Canada
Sat, 10 Jan - Sat, 17 Jan
YYZ
Toronto
SEA
Seattle
HK$1,808 Return, found 4 days ago
HK$1,808
Return
found 4 days ago
Select Air Canada flight, departing Sat, 10 Jan from Toronto to Seattle, returning Sat, 17 Jan, priced at HK$1,808 found 4 days ago
Delta
Wed, 7 Jan - Sun, 11 Jan
YYZ
Toronto
SEA
Seattle
HK$2,035 Return, found 4 days ago
HK$2,035
Return
found 4 days ago
Select Delta flight, departing Wed, 7 Jan from Toronto to Seattle, returning Sun, 11 Jan, priced at HK$2,035 found 4 days ago
American Airlines
Sat, 24 Jan - Sat, 31 Jan
YYZ
Toronto
SEA
Seattle
HK$2,564 Return, found 6 days ago
HK$2,564
Return
found 6 days ago
Select American Airlines flight, departing Sat, 24 Jan from Toronto to Seattle, returning Sat, 31 Jan, priced at HK$2,564 found 6 days ago

Find the cheapest month to fly from Toronto (YYZ) to Seattle (SEA)

February is typically the cheapest month to fly

From HK$1,545 - HK$2,209 per traveller.
Toronto to Seattle route information
Origin airport
Pearson Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Return price
HK$1,658
Distance
3288 km
Average flight time
3 hours 58 mins

Flights from Toronto to Seattle

Book cheap flights from Toronto (YYZ) to Seattle (SEA) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Toronto (YYZ) to Seattle (SEA) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be 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 Toronto (YYZ) to Seattle (SEA) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Seattle flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Seattle and things to do in Seattle for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Seattle more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is HK$1,034 now!

 

Frequently asked questions

How much is a flight from Toronto Pearson Airport to SEA?
If you're traveling from Toronton Pearson to SEA, round-trip journeys start from HK$1,658. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book today 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 Pearson Intl. Airport (YYZ) to Sea-Tac Airport?
The majority of flights can be canceled online, but whether you are charged a fee all comes down to your airline. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Toronton Pearson to SEA 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 Pearson Intl. Airport (YYZ) to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Toronton Pearson to Sea-Tac Airport?
Around 3,300 kilometers separates Mississauga and SeaTac, so pack some in-flight entertainment to help you while away a couple of hours. That thrilling novel you haven't had time to start will be ideal.
Which airlines fly direct from Toronto Pearson Airport to SEA?
Air Canada (AC) will get you from Pearson Intl. Airport (YYZ) to Seattle - Tacoma Intl. Airport (SEA) safely and reliably. Take your pick of 30 flights every month along this route.
Are Toronto Pearson Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to nab great last-minute deals from Toronton Pearson to Sea-Tac Airport, but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can be certain you're always seeing the latest offers.

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