Travel with Air Canada from Seattle to Toronto (SEA - YTO) from CAD 357*

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

Aug 2026
FromCAD 536*
One way/Economy
Sep 2026
FromCAD 357*
One way/Economy
Oct 2026
FromCAD 357*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label CAD 433
cmp-daily-histogram-bars-legend-max-price-aria-label CAD 1.1K
Displaying fares for August-2026
  • SEA–YYZ, Aug 07, 2026: From CAD 934
    07

    Fr

    AUG

  • SEA–YYZ, Aug 08, 2026: From CAD 760
    08

    Sa

  • SEA–YYZ, Aug 09, 2026: From CAD 1,080
    09

    Su

  • SEA–YYZ, Aug 10, 2026: From CAD 806
    10

    Mo

  • SEA–YYZ, Aug 11, 2026: From CAD 796
    11

    Tu

  • SEA–YYZ, Aug 12, 2026: From CAD 826
    12

    We

  • SEA–YYZ, Aug 13, 2026: From CAD 934
    13

    Th

  • SEA–YYZ, Aug 14, 2026: From CAD 1,005
    14

    Fr

  • SEA–YYZ, Aug 15, 2026: From CAD 962
    15

    Sa

  • SEA–YYZ, Aug 16, 2026: From CAD 910
    16

    Su

  • SEA–YYZ, Aug 17, 2026: From CAD 969
    17

    Mo

  • SEA–YYZ, Aug 18, 2026: From CAD 757
    18

    Tu

  • SEA–YYZ, Aug 19, 2026: From CAD 777
    19

    We

  • SEA–YYZ, Aug 20, 2026: From CAD 811
    20

    Th

  • SEA–YYZ, Aug 21, 2026: From CAD 910
    21

    Fr

  • SEA–YYZ, Aug 22, 2026: From CAD 662
    22

    Sa

  • SEA–YYZ, Aug 23, 2026: From CAD 742
    23

    Su

  • SEA–YYZ, Aug 24, 2026: From CAD 662
    24

    Mo

  • SEA–YYZ, Aug 25, 2026: From CAD 536
    25

    Tu

  • SEA–YYZ, Aug 26, 2026: From CAD 662
    26

    We

  • SEA–YYZ, Aug 27, 2026: From CAD 545
    27

    Th

  • SEA–YYZ, Aug 28, 2026: From CAD 634
    28

    Fr

  • SEA–YYZ, Aug 29, 2026: From CAD 563
    29

    Sa

  • SEA–YYZ, Aug 30, 2026: From CAD 742
    30

    Su

  • SEA–YYZ, Aug 31, 2026: From CAD 742
    31

    Mo

  • SEA–YYZ, Sep 01, 2026: From CAD 830
    01

    Tu

    SEP

  • SEA–YYZ, Sep 02, 2026: From CAD 563
    02

    We

  • SEA–YYZ, Sep 03, 2026: From CAD 554
    03

    Th

  • SEA–YYZ, Sep 04, 2026: From CAD 670
    04

    Fr

  • SEA–YYZ, Sep 05, 2026: From CAD 433
    05

    Sa

  • SEA–YYZ, Sep 06, 2026: From CAD 502
    06

    Su

    • RangeCAD 433-CAD 1,080

    *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

    pts
    keyboard_arrow_down
    Flights between Seattle and Toronto - our lowest fares in points
    From
    To
    Fare Type
    Departure
    Price
    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 28, 2026

    From

    12,500 pts
    + CAD 80

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 27, 2026

    From

    12,500 pts
    + CAD 80

    Viewed: 1 day ago

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

    From

    22,800 pts
    + CAD 80

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Sep 03, 2026

    From

    12,500 pts
    + CAD 80

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Oct 13, 2026

    From

    12,500 pts
    + CAD 80

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Oct 14, 2026

    From

    12,500 pts
    + CAD 80

    Viewed: 1 day ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 19, 2026

    From

    18,500 pts
    + CAD 80

    Viewed: 1 hour ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 18, 2026

    From

    18,500 pts
    + CAD 80

    Viewed: 1 hour ago

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

    From

    19,300 pts
    + CAD 80

    Viewed: 2 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 15, 2026

    From

    22,500 pts
    + CAD 80

    Viewed: 1 hour ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Sep 25, 2026

    From

    25,000 pts
    + CAD 160

    Viewed: 4 hours ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Oct 08, 2026

    From

    28,600 pts
    + CAD 80

    Viewed: 27 minutes ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Aug 16, 2026

    From

    58,600 pts
    + CAD 41

    Viewed: 1 hour ago

    Seattle (SEA)Toronto (YYZ)One-way
    /
    Economy    		 Jul 12, 2027

    From

    102,400 pts
    + CAD 164

    Viewed: 6 hours 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.

    Explore all routes from Seattle to Toronto