Houston (IAH) to Sydney (SYD) flights from $1,559* with Air New Zealand

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

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From November 2026*, Air New Zealand will operate flights to and from Western Sydney International Airport, alongside our existing services at Sydney Kingsford Smith Airport.

*Subject to Government Approvals.

Find the best fares for flights from Houston (IAH) to Sydney (SYD)

May 2026
From$1,614*
Refreshed: 4 hrs ago
Per person, return/Economy
Jun 2026
From$1,559*
Refreshed: 23 hrs ago
Per person, return/Economy
Jul 2026
From$1,609*
Refreshed: 9 hrs ago
Per person, return/Economy
$1.6K
$2.2K
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    • Range$1,614-$2,197

    *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 Houston (IAH) to Sydney (SYD) flights departing in the next 90 days

    Houston (IAH)to

    Sydney (SYD)
    Jun 10, 2026 - Jul 29, 2026
    From
    $1,559
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 22, 2026 - Jul 29, 2026
    From
    $1,559
    Refreshed: 17 hrs ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 10, 2026 - Jul 22, 2026
    From
    $1,559
    Refreshed: 4 hrs ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 22, 2026 - Jul 13, 2026
    From
    $1,559
    Refreshed: 23 hrs ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 22, 2026 - Jul 22, 2026
    From
    $1,559
    Refreshed: 4 hrs ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 22, 2026 - Jul 20, 2026
    From
    $1,560
    Refreshed: 1 day ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 22, 2026 - Jul 27, 2026
    From
    $1,560
    Refreshed: 1 day ago
    Per person, return
    Economy

    Houston (IAH)to

    Sydney (SYD)
    Jun 16, 2026 - Jul 27, 2026
    From
    $1,564
    Refreshed: 13 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. Price may be based on travel to or from SYD or WSI airports