Travel with Air Canada from Seattle to Toronto (SEA - YTO) from USD 252*

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
FromUSD 263*
One way/Economy
Sep 2026
FromUSD 252*
One way/Economy
Oct 2026
FromUSD 252*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 263
cmp-daily-histogram-bars-legend-max-price-aria-label USD 1.1K
Displaying fares for August-2026
  • SEA–YYZ, Aug 06, 2026: From USD 893
    06

    Th

    AUG

  • SEA–YYZ, Aug 07, 2026: From USD 1,059
    07

    Fr

  • SEA–YYZ, Aug 08, 2026: From USD 566
    08

    Sa

  • SEA–YYZ, Aug 09, 2026: From USD 687
    09

    Su

  • SEA–YYZ, Aug 10, 2026: From USD 628
    10

    Mo

  • SEA–YYZ, Aug 11, 2026: From USD 572
    11

    Tu

  • SEA–YYZ, Aug 12, 2026: From USD 561
    12

    We

  • SEA–YYZ, Aug 13, 2026: From USD 552
    13

    Th

  • SEA–YYZ, Aug 14, 2026: From USD 652
    14

    Fr

  • SEA–YYZ, Aug 15, 2026: From USD 676
    15

    Sa

  • SEA–YYZ, Aug 16, 2026: From USD 486
    16

    Su

  • SEA–YYZ, Aug 17, 2026: From USD 496
    17

    Mo

  • SEA–YYZ, Aug 18, 2026: From USD 539
    18

    Tu

  • SEA–YYZ, Aug 19, 2026: From USD 469
    19

    We

  • SEA–YYZ, Aug 20, 2026: From USD 475
    20

    Th

  • SEA–YYZ, Aug 21, 2026: From USD 436
    21

    Fr

  • SEA–YYZ, Aug 22, 2026: From USD 552
    22

    Sa

  • SEA–YYZ, Aug 23, 2026: From USD 552
    23

    Su

  • SEA–YYZ, Aug 24, 2026: From USD 436
    24

    Mo

  • SEA–YYZ, Aug 25, 2026: From USD 373
    25

    Tu

  • SEA–YYZ, Aug 26, 2026: From USD 373
    26

    We

  • SEA–YYZ, Aug 27, 2026: From USD 339
    27

    Th

  • SEA–YYZ, Aug 28, 2026: From USD 469
    28

    Fr

  • SEA–YYZ, Aug 29, 2026: From USD 263
    29

    Sa

  • SEA–YYZ, Aug 30, 2026: From USD 431
    30

    Su

  • SEA–YYZ, Aug 31, 2026: From USD 345
    31

    Mo

  • SEA–YYZ, Sep 01, 2026: From USD 436
    01

    Tu

    SEP

  • SEA–YYZ, Sep 02, 2026: From USD 263
    02

    We

  • SEA–YYZ, Sep 03, 2026: From USD 400
    03

    Th

  • SEA–YYZ, Sep 04, 2026: From USD 268
    04

    Fr

  • SEA–YYZ, Sep 05, 2026: From USD 322
    05

    Sa

    • RangeUSD 263-USD 1,059

    *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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