Travel with Air Canada from Seattle to Sydney, Australia (SEA - SYD) from USD 1,003*

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

Oct 2026
FromUSD 1,003*
Round Trip/Economy
Nov 2026
FromUSD 1,003*
Round Trip/Economy
Dec 2026
FromUSD 1,311*
Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD 1.0K
cmp-daily-histogram-bars-legend-max-price-aria-label USD 2.8K
Displaying fares for October-2026
  • SEA–SYD, Oct 09, 2026 – Oct 16, 2026: From USD 1,988
    09

    Fr

    OCT

  • SEA–SYD, Oct 10, 2026 – Oct 17, 2026: From USD 1,990
    10

    Sa

  • SEA–SYD, Oct 11, 2026 – Oct 18, 2026: From USD 2,167
    11

    Su

  • SEA–SYD, Oct 12, 2026 – Oct 19, 2026: From USD 1,877
    12

    Mo

  • SEA–SYD, Oct 13, 2026 – Oct 20, 2026: From USD 1,877
    13

    Tu

  • SEA–SYD, Oct 14, 2026 – Oct 21, 2026: From USD 1,877
    14

    We

  • SEA–SYD, Oct 15, 2026 – Oct 22, 2026: From USD 2,814
    15

    Th

  • SEA–SYD, Oct 16, 2026 – Oct 23, 2026: From USD 1,988
    16

    Fr

  • SEA–SYD, Oct 17, 2026 – Oct 24, 2026: From USD 1,884
    17

    Sa

  • SEA–SYD, Oct 18, 2026 – Oct 25, 2026: From USD 1,882
    18

    Su

  • SEA–SYD, Oct 19, 2026 – Oct 26, 2026: From USD 1,867
    19

    Mo

  • SEA–SYD, Oct 20, 2026 – Oct 27, 2026: From USD 1,019
    20

    Tu

  • SEA–SYD, Oct 21, 2026 – Oct 28, 2026: From USD 1,082
    21

    We

  • SEA–SYD, Oct 22, 2026 – Oct 29, 2026: From USD 1,157
    22

    Th

  • SEA–SYD, Oct 23, 2026 – Oct 30, 2026: From USD 1,157
    23

    Fr

  • SEA–SYD, Oct 24, 2026 – Oct 31, 2026: From USD 1,078
    24

    Sa

  • SEA–SYD, Oct 25, 2026 – Nov 01, 2026: From USD 1,003
    25

    Su

  • SEA–SYD, Oct 26, 2026 – Nov 02, 2026: From USD 1,019
    26

    Mo

  • SEA–SYD, Oct 27, 2026 – Nov 03, 2026: From USD 1,022
    27

    Tu

  • SEA–SYD, Oct 28, 2026 – Nov 04, 2026: From USD 1,019
    28

    We

  • SEA–SYD, Oct 29, 2026 – Nov 05, 2026: From USD 1,094
    29

    Th

  • SEA–SYD, Oct 30, 2026 – Nov 06, 2026: From USD 1,078
    30

    Fr

  • SEA–SYD, Oct 31, 2026 – Nov 07, 2026: From USD 1,057
    31

    Sa

  • SEA–SYD, Nov 01, 2026 – Nov 08, 2026: From USD 1,098
    01

    Su

    NOV

  • SEA–SYD, Nov 02, 2026 – Nov 09, 2026: From USD 1,098
    02

    Mo

  • SEA–SYD, Nov 03, 2026 – Nov 10, 2026: From USD 1,019
    03

    Tu

  • SEA–SYD, Nov 04, 2026 – Nov 11, 2026: From USD 1,135
    04

    We

  • SEA–SYD, Nov 05, 2026 – Nov 12, 2026: From USD 1,094
    05

    Th

  • SEA–SYD, Nov 06, 2026 – Nov 13, 2026: From USD 1,094
    06

    Fr

  • SEA–SYD, Nov 07, 2026 – Nov 14, 2026: From USD 1,057
    07

    Sa

  • SEA–SYD, Nov 08, 2026 – Nov 15, 2026: From USD 1,003
    08

    Su

    • RangeUSD 1,003-USD 2,814

    *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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