Seattle (SEA) to Adelaide (ADL) flights from $1,544* with Air New Zealand

Search and book flights between Seattle and Adelaide by comparing our fares shown on this page. Plan your adventure today!

Find our cheapest Seattle (SEA) to Adelaide (ADL) flights departing in the next 12 months

Apr 2025
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$1.8K
Displaying fares for April-2025
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Range$1,777-$2,027

*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 Seattle (SEA) to Adelaide (ADL) flights departing in the next 90 days

Seattle (SEA)to

Adelaide (ADL)
May 10, 2025 - May 18, 2025
From
$1,777
Refreshed: 1 day ago
Per person, return
/
Economy

Seattle (SEA)to

Adelaide (ADL)
May 09, 2025 - May 18, 2025
From
$1,881
Refreshed: 1 day ago
Per person, return
/
Economy

Seattle (SEA)to

Adelaide (ADL)
May 07, 2025 - May 14, 2025
From
$2,027
Refreshed: 1 day ago
Per person, return
/
Economy

Seattle (SEA)to

Adelaide (ADL)
May 12, 2025 - May 18, 2025
From
$2,027
Refreshed: 1 day 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 Adelaide (ADL) departing over the next 11 months

Compare & book Air NZ flights from Seattle (SEA) to Adelaide (ADL) departing over the next 11 months
From
To
Fare Type
Dates
Price
Seattle (SEA)Adelaide (ADL)Per person, return
/
Economy		Sep 17, 2025 - Sep 24, 2025

From

$1,544

Refreshed: 1 day ago

Seattle (SEA)Adelaide (ADL)Per person, return
/
Economy		Sep 15, 2025 - Sep 22, 2025

From

$1,544

Refreshed: 1 day ago

Seattle (SEA)Adelaide (ADL)Per person, return
/
Economy		Sep 16, 2025 - Sep 24, 2025

From

$1,544

Refreshed: 1 day ago

Seattle (SEA)Adelaide (ADL)Per person, return
/
Economy		Sep 13, 2025 - Sep 22, 2025

From

$1,594

Refreshed: 1 day ago

Seattle (SEA)Adelaide (ADL)Per person, return
/
Economy		Sep 19, 2025 - Sep 22, 2025

From

$2,094

Refreshed: 1 day 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.

Explore flights to Adelaide

Air New Zealand
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*Fares displayed are all inclusive round trip fares including all taxes, fees and other mandatory charges