Travel with Air Canada from Seattle to Montréal (SEA - YUL) from USD 203*

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

Jul 2026
FromUSD 325*
One way/Economy
Aug 2026
FromUSD 208*
One way/Economy
Sep 2026
FromUSD 208*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 232
cmp-daily-histogram-bars-legend-max-price-aria-label USD 811
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    • RangeUSD 232-USD 811

    *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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