Travel with Air Canada from Ottawa, ON to Seattle (YOW - SEA) from CAD 304*

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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 Ottawa, ON and Seattle - our lowest fares in cash

Sep 2026
FromCAD 304*
One way/Economy
Oct 2026
FromCAD 304*
One way/Economy
Nov 2026
FromCAD 304*
One way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label CAD 304
cmp-daily-histogram-bars-legend-max-price-aria-label CAD 866
Displaying fares for September-2026
  • YOW–SEA, Sep 06, 2026: From CAD 866
    06

    Su

    SEP

  • YOW–SEA, Sep 07, 2026: From CAD 866
    07

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  • YOW–SEA, Sep 08, 2026: From CAD 866
    08

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  • YOW–SEA, Sep 09, 2026: From CAD 776
    09

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  • YOW–SEA, Sep 10, 2026: From CAD 781
    10

    Th

  • YOW–SEA, Sep 11, 2026: From CAD 781
    11

    Fr

  • YOW–SEA, Sep 12, 2026: From CAD 776
    12

    Sa

  • YOW–SEA, Sep 13, 2026: From CAD 584
    13

    Su

  • YOW–SEA, Sep 14, 2026: From CAD 541
    14

    Mo

  • YOW–SEA, Sep 15, 2026: From CAD 354
    15

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  • YOW–SEA, Sep 16, 2026: From CAD 311
    16

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  • YOW–SEA, Sep 17, 2026: From CAD 373
    17

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  • YOW–SEA, Sep 18, 2026: From CAD 373
    18

    Fr

  • YOW–SEA, Sep 19, 2026: From CAD 354
    19

    Sa

  • YOW–SEA, Sep 20, 2026: From CAD 584
    20

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  • YOW–SEA, Sep 21, 2026: From CAD 584
    21

    Mo

  • YOW–SEA, Sep 22, 2026: From CAD 311
    22

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  • YOW–SEA, Sep 23, 2026: From CAD 316
    23

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  • YOW–SEA, Sep 24, 2026: From CAD 546
    24

    Th

  • YOW–SEA, Sep 25, 2026: From CAD 603
    25

    Fr

  • YOW–SEA, Sep 26, 2026: From CAD 311
    26

    Sa

  • YOW–SEA, Sep 27, 2026: From CAD 411
    27

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  • YOW–SEA, Sep 28, 2026: From CAD 411
    28

    Mo

  • YOW–SEA, Sep 29, 2026: From CAD 304
    29

    Tu

  • YOW–SEA, Sep 30, 2026: From CAD 315
    30

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  • YOW–SEA, Oct 01, 2026: From CAD 308
    01

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    OCT

  • YOW–SEA, Oct 02, 2026: From CAD 308
    02

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  • YOW–SEA, Oct 03, 2026: From CAD 304
    03

    Sa

  • YOW–SEA, Oct 04, 2026: From CAD 347
    04

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  • YOW–SEA, Oct 05, 2026: From CAD 304
    05

    Mo

    • RangeCAD 304-CAD 866

    *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 Ottawa, ON (YOW) to Seattle (SEA) | Air Canada

    Flights between Ottawa, ON and Seattle - our lowest fares in points

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    Flights between Ottawa, ON and Seattle - our lowest fares in points
    From
    To
    Fare Type
    Departure
    Price
    Ottawa, ON (YOW)Seattle (SEA)One-way
    /
    Economy    		 Jan 03, 2027

    From

    27,800 pts
    + CAD 167

    Viewed: 11 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.

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