Denver (DEN) to Sydney (SYD) flights from $1,257* 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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Find the best fares for flights from Denver (DEN) to Sydney (SYD)

Mar 2026
From$1,911*
Refreshed: 12 hrs ago
Per person, return/Economy
Apr 2026
From$1,258*
Refreshed: 1 day ago
Per person, return/Economy
May 2026
From$1,258*
Refreshed: 1 day ago
Per person, return/Economy
$1.4K
$3.3K
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    • Range$1,408-$3,262

    *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 Denver (DEN) to Sydney (SYD) flights departing in the next 90 days

    Denver (DEN)to

    Sydney (SYD)
    Jun 16, 2026 - Jul 07, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    May 05, 2026 - May 20, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    May 06, 2026 - May 18, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    May 24, 2026 - Jun 01, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    Apr 22, 2026 - May 13, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    May 19, 2026 - Jun 03, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    Jun 09, 2026 - Jun 16, 2026
    From
    $1,258
    Refreshed: 1 day ago
    Per person, return
    Economy

    Denver (DEN)to

    Sydney (SYD)
    Apr 19, 2026 - May 11, 2026
    From
    $1,258
    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.

    Explore flights to Sydney

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