Travel with Air Canada from Seattle to Ottawa, ON (SEA - YOW) from USD 215*

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

Sep 2026
FromUSD 234*
One way/Economy
Oct 2026
FromUSD 215*
One way/Economy
Nov 2026
FromUSD 220*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 215
cmp-daily-histogram-bars-legend-max-price-aria-label USD 787
Displaying fares for September-2026
  • SEA–YOW, Sep 16, 2026: From USD 787
    16

    We

    SEP

  • SEA–YOW, Sep 17, 2026: From USD 787
    17

    Th

  • SEA–YOW, Sep 18, 2026: From USD 701
    18

    Fr

  • SEA–YOW, Sep 19, 2026: From USD 682
    19

    Sa

  • SEA–YOW, Sep 20, 2026: From USD 682
    20

    Su

  • SEA–YOW, Sep 21, 2026: From USD 691
    21

    Mo

  • SEA–YOW, Sep 22, 2026: From USD 475
    22

    Tu

  • SEA–YOW, Sep 23, 2026: From USD 609
    23

    We

  • SEA–YOW, Sep 24, 2026: From USD 609
    24

    Th

  • SEA–YOW, Sep 25, 2026: From USD 467
    25

    Fr

  • SEA–YOW, Sep 26, 2026: From USD 322
    26

    Sa

  • SEA–YOW, Sep 27, 2026: From USD 322
    27

    Su

  • SEA–YOW, Sep 28, 2026: From USD 322
    28

    Mo

  • SEA–YOW, Sep 29, 2026: From USD 234
    29

    Tu

  • SEA–YOW, Sep 30, 2026: From USD 475
    30

    We

  • SEA–YOW, Oct 01, 2026: From USD 234
    01

    Th

    OCT

  • SEA–YOW, Oct 02, 2026: From USD 215
    02

    Fr

  • SEA–YOW, Oct 03, 2026: From USD 215
    03

    Sa

  • SEA–YOW, Oct 04, 2026: From USD 234
    04

    Su

  • SEA–YOW, Oct 05, 2026: From USD 234
    05

    Mo

  • SEA–YOW, Oct 06, 2026: From USD 228
    06

    Tu

  • SEA–YOW, Oct 07, 2026: From USD 234
    07

    We

  • SEA–YOW, Oct 08, 2026: From USD 387
    08

    Th

  • SEA–YOW, Oct 09, 2026: From USD 215
    09

    Fr

  • SEA–YOW, Oct 10, 2026: From USD 215
    10

    Sa

  • SEA–YOW, Oct 11, 2026: From USD 215
    11

    Su

  • SEA–YOW, Oct 12, 2026: From USD 215
    12

    Mo

  • SEA–YOW, Oct 13, 2026: From USD 228
    13

    Tu

  • SEA–YOW, Oct 14, 2026: From USD 215
    14

    We

  • SEA–YOW, Oct 15, 2026: From USD 228
    15

    Th

    • RangeUSD 215-USD 787

    *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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