Travel with Air Canada from Seattle to Montréal (SEA - YUL) from USD 274*

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 Montréal - our lowest fares in cash

Mar 2026
FromUSD 405*
One way/Economy
Apr 2026
FromUSD 274*
One way/Economy
May 2026
FromUSD 274*
One way/Economy
USD 274
USD 1.0K
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    • RangeUSD 274-USD 1,007

    *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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