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. 
Denver (DEN) to Sydney (SYD) flights from $1,397* with Air New Zealand
Search and book flights between Denver 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 Denver (DEN) to Sydney (SYD)
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Compare & book Air NZ Denver (DEN) to Sydney (SYD) flights departing in the next 90 days
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Denver (DEN)to
Sydney (SYD)Nov 28, 2025 - Dec 05, 2025
From
$1,397
Refreshed: 1 day ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 25, 2026 - Feb 02, 2026
From
$1,397
Refreshed: 22 hrs ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 27, 2026 - Feb 03, 2026
From
$1,397
Refreshed: 22 hrs ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 28, 2026 - Feb 04, 2026
From
$1,397
Refreshed: 22 hrs ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 26, 2026 - Feb 02, 2026
From
$1,397
Refreshed: 22 hrs ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 23, 2026 - Feb 03, 2026
From
$1,447
Refreshed: 1 day ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 22, 2026 - Feb 02, 2026
From
$1,447
Refreshed: 1 day ago
Per person, return
Economy
Denver (DEN)to
Sydney (SYD)Jan 23, 2026 - Feb 04, 2026
From
$1,447
Refreshed: 22 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