Travel with Air Canada from Seattle to Toronto (SEA - YTO) from USD 109*

Promotion code

*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

Flights between Seattle and Toronto - our lowest fares in cash

Apr 2026
FromUSD 109*
One way/Economy
May 2026
FromUSD 109*
One way/Economy
Jun 2026
FromUSD 109*
One way/Economy
USD 109
USD 499
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    • RangeUSD 109-USD 499

    *Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.

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