Boise (BOI) to Sydney (SYD) flights from $1,609* with Air New Zealand

Search and book flights between Boise 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 Boise (BOI) to Sydney (SYD)

May 2026
From$1,737*
Refreshed: 1 day ago
Per person, return/Economy
Jun 2026
From$1,609*
Refreshed: 20 minutes ago
Per person, return/Economy
Jul 2026
From$1,785*
Refreshed: 20 minutes ago
Per person, return/Economy
$1.7K
$10.1K
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    • Range$1,672-$10,071

    *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 Boise (BOI) to Sydney (SYD) flights departing in the next 90 days

    Boise (BOI)to

    Sydney (SYD)
    Jun 03, 2026 - Jul 07, 2026
    From
    $1,609
    Refreshed: 20 minutes ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 02, 2026 - Jul 07, 2026
    From
    $1,672
    Refreshed: 20 minutes ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 23, 2026 - Jul 12, 2026
    From
    $1,672
    Refreshed: 5 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 24, 2026 - Jul 12, 2026
    From
    $1,672
    Refreshed: 5 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 01, 2026 - Jul 07, 2026
    From
    $1,672
    Refreshed: 20 minutes ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 24, 2026 - Jul 14, 2026
    From
    $1,673
    Refreshed: 20 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 01, 2026 - Jun 14, 2026
    From
    $1,674
    Refreshed: 5 hrs ago
    Per person, return
    Economy

    Boise (BOI)to

    Sydney (SYD)
    Jun 15, 2026 - Jun 23, 2026
    From
    $1,737
    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. Price may be based on travel to or from SYD or WSI airports