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Seattle (SEA) to Sydney (SYD) flights from $1,164* with Air New Zealand
Search and book flights between Seattle and Sydney by comparing our fares shown on this page. Plan your adventure today!
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1 Passenger, Economy - lowest
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Find our cheapest Seattle (SEA) to Sydney (SYD) flights departing in the next 12 months
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Compare & book Air NZ Seattle (SEA) to Sydney (SYD) flights departing in the next 90 days
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Seattle (SEA)to
Sydney (SYD)Nov 17, 2025 - Nov 26, 2025
From
$1,164
Refreshed: 1 day ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 18, 2025 - Nov 26, 2025
From
$1,164
Refreshed: 1 day ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Oct 13, 2025 - Nov 02, 2025
From
$1,164
Refreshed: 2 hrs ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 19, 2025 - Nov 26, 2025
From
$1,164
Refreshed: 1 day ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 09, 2025 - Nov 19, 2025
From
$1,164
Refreshed: 8 hrs ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 10, 2025 - Nov 19, 2025
From
$1,164
Refreshed: 8 hrs ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 16, 2025 - Nov 26, 2025
From
$1,164
Refreshed: 1 day ago
Per person, return
Economy
Seattle (SEA)to
Sydney (SYD)Nov 11, 2025 - Nov 19, 2025
From
$1,164
Refreshed: 8 hrs ago
Per person, return
Economy
*Fares displayed have been available for flights searched within the last 24 hours and may not currently be available at time of booking. Flights may not be available at peak times or on all flights. Additional fees, including service/card payment fees may apply. Other terms and conditions may also apply.
Compare & book Air NZ flights from Seattle (SEA) to Sydney (SYD) departing over the next 11 months
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Seattle (SEA) | Sydney (SYD) | Per person, return / Economy | Feb 10, 2026 - Mar 03, 2026 | From $1,164 Refreshed: 2 hrs ago |
| Seattle (SEA) | Sydney (SYD) | Per person, return / Economy | Apr 12, 2026 - May 12, 2026 | From $1,214 Refreshed: 1 day ago |
| Seattle (SEA) | Sydney (SYD) | Per person, return / Economy | Jan 27, 2026 - Feb 08, 2026 | From $1,264 Refreshed: 1 day ago |
| Seattle (SEA) | Sydney (SYD) | Per person, return / Economy | Feb 01, 2026 - Mar 04, 2026 | From $1,264 Refreshed: 14 hrs ago |
| Seattle (SEA) | Sydney (SYD) | Per person, return / Economy | Feb 02, 2026 - Mar 02, 2026 | From $1,264 Refreshed: 14 hrs ago |
*Fares displayed have been available for flights searched within the last 24 hours and may not currently be available at time of booking. Flights may not be available at peak times or on all flights. Additional fees, including service/card payment fees may apply. Other terms and conditions may also apply.
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*Fares displayed are all inclusive round trip fares including all taxes, fees and other mandatory charges