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 Sydney (SYD) flights from $1,654* with Air New Zealand
Search and book flights between Washington, D.C. 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 the best fares for flights from Washington, D.C. (IAD) to Sydney (SYD)
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Compare & book Air NZ Washington, D.C. (IAD) to Sydney (SYD) flights departing in the next 90 days
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Washington, D.C. (IAD)to
Sydney (SYD)Jan 25, 2026 - Feb 02, 2026
From
$1,751
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 24, 2026 - Feb 01, 2026
From
$1,801
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 22, 2026 - Feb 02, 2026
From
$1,901
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 20, 2026 - Feb 02, 2026
From
$1,951
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 23, 2026 - Feb 01, 2026
From
$2,001
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 19, 2026 - Jan 28, 2026
From
$2,051
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 21, 2026 - Feb 02, 2026
From
$2,176
Refreshed: 1 day ago
Per person, return
Economy
Washington, D.C. (IAD)to
Sydney (SYD)Jan 14, 2026 - Jan 21, 2026
From
$2,255
Refreshed: 2 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.
Explore flights to Sydney
*Fares displayed are all inclusive round trip fares including all taxes, fees and other mandatory charges