Travel with Air Canada from Seattle to Montréal (SEA - YUL) from USD 210*

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

Jun 2026
FromUSD 388*
One way/Economy
Jul 2026
FromUSD 221*
One way/Economy
Aug 2026
FromUSD 221*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 221
cmp-daily-histogram-bars-legend-max-price-aria-label USD 520
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    • RangeUSD 221-USD 520

    *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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