Travel with Air Canada from Seattle to Ottawa, ON (SEA - YOW) from USD 217*

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 Ottawa, ON - our lowest fares in cash

Aug 2026
FromUSD 682*
One way/Economy
Sep 2026
FromUSD 217*
One way/Economy
Oct 2026
FromUSD 241*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 217
cmp-daily-histogram-bars-legend-max-price-aria-label USD 875
Displaying fares for August-2026
  • SEA–YOW, Aug 26, 2026: From USD 784
    26

    We

    AUG

  • SEA–YOW, Aug 27, 2026: From USD 875
    27

    Th

  • SEA–YOW, Aug 28, 2026: From USD 774
    28

    Fr

  • SEA–YOW, Aug 29, 2026: From USD 682
    29

    Sa

  • SEA–YOW, Aug 30, 2026: From USD 682
    30

    Su

  • SEA–YOW, Aug 31, 2026: From USD 682
    31

    Mo

  • SEA–YOW, Sep 01, 2026: From USD 701
    01

    Tu

    SEP

  • SEA–YOW, Sep 02, 2026: From USD 591
    02

    We

  • SEA–YOW, Sep 03, 2026: From USD 591
    03

    Th

  • SEA–YOW, Sep 04, 2026: From USD 591
    04

    Fr

  • SEA–YOW, Sep 05, 2026: From USD 591
    05

    Sa

  • SEA–YOW, Sep 06, 2026: From USD 591
    06

    Su

  • SEA–YOW, Sep 07, 2026: From USD 591
    07

    Mo

  • SEA–YOW, Sep 08, 2026: From USD 610
    08

    Tu

  • SEA–YOW, Sep 09, 2026: From USD 445
    09

    We

  • SEA–YOW, Sep 10, 2026: From USD 236
    10

    Th

  • SEA–YOW, Sep 11, 2026: From USD 500
    11

    Fr

  • SEA–YOW, Sep 12, 2026: From USD 500
    12

    Sa

  • SEA–YOW, Sep 13, 2026: From USD 500
    13

    Su

  • SEA–YOW, Sep 14, 2026: From USD 500
    14

    Mo

  • SEA–YOW, Sep 15, 2026: From USD 250
    15

    Tu

  • SEA–YOW, Sep 16, 2026: From USD 250
    16

    We

  • SEA–YOW, Sep 17, 2026: From USD 470
    17

    Th

  • SEA–YOW, Sep 18, 2026: From USD 236
    18

    Fr

  • SEA–YOW, Sep 19, 2026: From USD 217
    19

    Sa

  • SEA–YOW, Sep 20, 2026: From USD 236
    20

    Su

  • SEA–YOW, Sep 21, 2026: From USD 236
    21

    Mo

  • SEA–YOW, Sep 22, 2026: From USD 236
    22

    Tu

  • SEA–YOW, Sep 23, 2026: From USD 470
    23

    We

  • SEA–YOW, Sep 24, 2026: From USD 400
    24

    Th

  • SEA–YOW, Sep 25, 2026: From USD 236
    25

    Fr

    • RangeUSD 217-USD 875

    *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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