฿2,975 Cheap Air Canada flights from Seattle to Toronto (SEA→YTO)

View ฿2,975 flight on Thu, 21 May 2026Opens in a new window
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Air Canada flights from Seattle to Toronto (SEA→YTO)

Prices were available within the past 7 days and start at ฿2,975 for one-way flights and ฿7,545 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YHM
Hamilton
฿7,545 Return, found 5 days ago
฿7,545
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Hamilton, returning Sat, 21 Feb, priced at ฿7,545 found 5 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YYZ
Toronto
฿7,545 Return, found 5 days ago
฿7,545
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Toronto, returning Sat, 21 Feb, priced at ฿7,545 found 5 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YKF
Kitchener
฿7,545 Return, found 5 days ago
฿7,545
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Kitchener, returning Sat, 21 Feb, priced at ฿7,545 found 5 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YYZ
Toronto
฿8,145 Return, found 5 days ago
฿8,145
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Toronto, returning Sat, 21 Feb, priced at ฿8,145 found 5 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YKF
Kitchener
฿10,040 Return, found 5 days ago
฿10,040
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Kitchener, returning Sat, 21 Feb, priced at ฿10,040 found 5 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SEA
Seattle
YYZ
Toronto
฿10,640 Return, found 5 days ago
฿10,640
Return
found 5 days ago
Select Air Canada flight, departing Sat, 14 Feb from Seattle to Toronto, returning Sat, 21 Feb, priced at ฿10,640 found 5 days ago

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

May is typically the cheapest month to fly

From ฿6,201 - ฿17,455 per traveller.
Flight from Seattle to Hamilton route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
John C. Munro Hamilton Intl.
Distance
3287 km
*Available to Expedia members.