Washington, D.C. (IAD) to Adelaide (ADL) flights from $1,790* with Air New Zealand

Search and book flights between Washington, D.C. and Adelaide by comparing our fares shown on this page. Plan your adventure today!

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Find the best fares for flights from Washington, D.C. (IAD) to Adelaide (ADL)

May 2026
From$2,086*
Refreshed: 23 hrs ago
Per person, return/Economy
Jun 2026
From$2,161*
Refreshed: 18 hrs ago
Per person, return/Economy
Jul 2026
From$2,196*
Refreshed: 1 day ago
Per person, return/Economy
$2.1K
$2.7K
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    • Range$2,086-$2,661

    *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 Washington, D.C. (IAD) to Adelaide (ADL) flights departing in the next 90 days

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    May 13, 2026 - Jun 01, 2026
    From
    $2,086
    Refreshed: 23 hrs ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    Jun 01, 2026 - Jun 05, 2026
    From
    $2,161
    Refreshed: 18 hrs ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    May 11, 2026 - Jun 05, 2026
    From
    $2,164
    Refreshed: 6 hrs ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    May 13, 2026 - May 27, 2026
    From
    $2,186
    Refreshed: 18 hrs ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    Jun 19, 2026 - Jul 26, 2026
    From
    $2,188
    Refreshed: 1 day ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    Jul 18, 2026 - Jul 27, 2026
    From
    $2,196
    Refreshed: 1 day ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    May 27, 2026 - Jun 05, 2026
    From
    $2,236
    Refreshed: 18 hrs ago
    Per person, return
    Economy

    Washington, D.C. (IAD)to

    Adelaide (ADL)
    May 16, 2026 - May 27, 2026
    From
    $2,236
    Refreshed: 6 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 Adelaide

    *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