Travel with Air Canada from Seattle to Toronto (SEA - YTO) from CAD 282*

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*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

cmp-daily-histogram-bars-legend-min-price-aria-label CAD 304
cmp-daily-histogram-bars-legend-max-price-aria-label CAD 1.3K
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  • RangeCAD 304-CAD 1,312

    *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.

    Book flights from Seattle (SEA) to Toronto (YTO) | Air Canada

    Flights between Seattle and Toronto - our lowest fares in points

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    Flights between Seattle and Toronto - our lowest fares in points
    From
    To
    Fare Type
    Departure
    Price
    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Jul 01, 2026

    From

    12,800 pts
    + CAD 79

    Viewed: 16 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    May 11, 2027

    From

    15,100 pts
    + CAD 40

    Viewed: 5 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    May 09, 2027

    From

    15,100 pts
    + CAD 40

    Viewed: 5 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    May 08, 2027

    From

    15,100 pts
    + CAD 40

    Viewed: 5 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    May 07, 2027

    From

    16,100 pts
    + CAD 77

    Viewed: 5 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Jul 07, 2026

    From

    37,500 pts
    + CAD 245

    Viewed: 22 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    May 21, 2026

    From

    40,700 pts
    + CAD 79

    Viewed: 1 minute ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Jul 06, 2026

    From

    44,600 pts
    + CAD 158

    Viewed: 22 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Dec 04, 2026

    From

    12,500 pts
    + CAD 79

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Dec 05, 2026

    From

    12,500 pts
    + CAD 40

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Dec 06, 2026

    From

    12,500 pts
    + CAD 40

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy
    Aug 10, 2026

    From

    29,800 pts
    + CAD 40

    Viewed: 1 day ago

    *Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.