Travel with Air Canada from Seattle to Sydney, Australia (SEA - SYD) from USD 949*

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 Sydney, Australia - our lowest fares in cash

Aug 2026
FromUSD 949*
Round Trip/Economy
Sep 2026
FromUSD 949*
Round Trip/Economy
Oct 2026
FromUSD 949*
Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 949
cmp-daily-histogram-bars-legend-max-price-aria-label USD 2.1K
Displaying fares for August-2026
  • SEA–SYD, Aug 09, 2026 – Aug 16, 2026: From USD 1,770
    09

    Su

    AUG

  • SEA–SYD, Aug 10, 2026 – Aug 17, 2026: From USD 1,770
    10

    Mo

  • SEA–SYD, Aug 11, 2026 – Aug 18, 2026: From USD 949
    11

    Tu

  • SEA–SYD, Aug 12, 2026 – Aug 19, 2026: From USD 1,028
    12

    We

  • SEA–SYD, Aug 13, 2026 – Aug 20, 2026: From USD 1,024
    13

    Th

  • SEA–SYD, Aug 14, 2026 – Aug 21, 2026: From USD 1,807
    14

    Fr

  • SEA–SYD, Aug 15, 2026 – Aug 22, 2026: From USD 1,004
    15

    Sa

  • SEA–SYD, Aug 16, 2026 – Aug 23, 2026: From USD 949
    16

    Su

  • SEA–SYD, Aug 17, 2026 – Aug 24, 2026: From USD 965
    17

    Mo

  • SEA–SYD, Aug 18, 2026 – Aug 25, 2026: From USD 949
    18

    Tu

  • SEA–SYD, Aug 19, 2026 – Aug 26, 2026: From USD 1,028
    19

    We

  • SEA–SYD, Aug 20, 2026 – Aug 27, 2026: From USD 1,103
    20

    Th

  • SEA–SYD, Aug 21, 2026 – Aug 28, 2026: From USD 1,198
    21

    Fr

  • SEA–SYD, Aug 22, 2026 – Aug 29, 2026: From USD 1,119
    22

    Sa

  • SEA–SYD, Aug 23, 2026 – Aug 30, 2026: From USD 1,044
    23

    Su

  • SEA–SYD, Aug 24, 2026 – Aug 31, 2026: From USD 1,424
    24

    Mo

  • SEA–SYD, Aug 25, 2026 – Sep 01, 2026: From USD 1,503
    25

    Tu

  • SEA–SYD, Aug 26, 2026 – Sep 02, 2026: From USD 1,959
    26

    We

  • SEA–SYD, Aug 27, 2026 – Sep 03, 2026: From USD 1,192
    27

    Th

  • SEA–SYD, Aug 28, 2026 – Sep 04, 2026: From USD 1,440
    28

    Fr

  • SEA–SYD, Aug 29, 2026 – Sep 05, 2026: From USD 1,447
    29

    Sa

  • SEA–SYD, Aug 30, 2026 – Sep 06, 2026: From USD 1,402
    30

    Su

  • SEA–SYD, Aug 31, 2026 – Sep 07, 2026: From USD 2,063
    31

    Mo

  • SEA–SYD, Sep 01, 2026 – Sep 08, 2026: From USD 1,506
    01

    Tu

    SEP

  • SEA–SYD, Sep 02, 2026 – Sep 29, 2026: From USD 1,348
    02

    We

  • SEA–SYD, Sep 03, 2026 – Sep 10, 2026: From USD 1,585
    03

    Th

  • SEA–SYD, Sep 04, 2026 – Sep 11, 2026: From USD 1,585
    04

    Fr

  • SEA–SYD, Sep 05, 2026 – Sep 12, 2026: From USD 1,124
    05

    Sa

  • SEA–SYD, Sep 06, 2026 – Sep 13, 2026: From USD 965
    06

    Su

  • SEA–SYD, Sep 07, 2026 – Sep 14, 2026: From USD 1,504
    07

    Mo

  • SEA–SYD, Sep 08, 2026 – Sep 15, 2026: From USD 1,028
    08

    Tu

    • RangeUSD 949-USD 2,063

    *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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