Air New Zealand awards and accreditations - 2025 World's Safest Airline (Airlineratings.com), 2024 World's Safest Airline, Best Premium Economy, Best Economy Class (Airlineratings.com). See these and more Air New Zealand awards & accreditations. 
Washington, D.C. (IAD) to Adelaide (ADL) flights from $1,389* with Air New Zealand
Search and book flights between Washington, D.C. and Adelaide by comparing our fares shown on this page. Plan your adventure today!
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Find our cheapest Washington, D.C. (IAD) to Adelaide (ADL) flights departing in the next 12 months
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Compare & book Air NZ Washington, D.C. (IAD) to Adelaide (ADL) flights departing in the next 90 days
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Washington, D.C. (IAD)to
Adelaide (ADL)Nov 18, 2025 - Jan 18, 2026
From
$1,389
Refreshed: 2 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Nov 24, 2025 - Jan 14, 2026
From
$1,389
Refreshed: 2 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Nov 21, 2025 - Jan 15, 2026
From
$1,747
Refreshed: 2 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Nov 19, 2025 - Jan 18, 2026
From
$2,077
Refreshed: 2 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Nov 22, 2025 - Jan 16, 2026
From
$2,177
Refreshed: 2 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Sep 17, 2025 - Sep 22, 2025
From
$2,310
Refreshed: 16 hrs ago
Per person, return
Economy
Washington, D.C. (IAD)to
Adelaide (ADL)Oct 17, 2025 - Nov 07, 2025
From
$2,322
Refreshed: 16 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 Washington, D.C. (IAD) to Adelaide (ADL) departing over the next 11 months
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | Adelaide (ADL) | Per person, return / Economy | Dec 17, 2025 - Dec 31, 2025 | From $3,015 Refreshed: 6 hrs ago |
| Washington, D.C. (IAD) | Adelaide (ADL) | Per person, return / Economy | Dec 22, 2025 - Jan 05, 2026 | From $3,235 Refreshed: 6 hrs ago |
| Washington, D.C. (IAD) | Adelaide (ADL) | Per person, return / Economy | Dec 23, 2025 - Jan 05, 2026 | From $3,240 Refreshed: 6 hrs ago |
| Washington, D.C. (IAD) | Adelaide (ADL) | Per person, return / Economy | Dec 19, 2025 - Dec 31, 2025 | From $4,135 Refreshed: 6 hrs ago |
| Washington, D.C. (IAD) | Adelaide (ADL) | Per person, return / Economy | Dec 20, 2025 - Dec 31, 2025 | From $4,140 Refreshed: 6 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