Flights from Washington, D.C. to Buenos Aires from $ 694*

Promotion Code

Featured daily fares for flights from Washington, D.C. (IAD) to Buenos Aires (EZE)

cmp-daily-histogram-bars-legend-min-price-aria-label $ 694
cmp-daily-histogram-bars-legend-max-price-aria-label $ 885
Displaying fares for May-2026
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  • Range$ 694-$ 885

    More United deals on Washington, D.C. (IAD) to Buenos Aires (EZE) flights

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    More United deals on Washington, D.C. (IAD) to Buenos Aires (EZE) flights
    From
    To
    Fare Type
    Dates
    Price
    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/08/26 - 06/17/26

    from

    $ 694

    Viewed: 8 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/01/26 - 06/18/26

    from

    $ 702

    Viewed: 11 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/05/26 - 06/09/26

    from

    $ 721

    Viewed: 23 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/06/26 - 06/10/26

    from

    $ 721

    Viewed: 23 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/11/26 - 06/15/26

    from

    $ 721

    Viewed: 23 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/12/26 - 06/16/26

    from

    $ 721

    Viewed: 23 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/01/26 - 06/15/26

    from

    $ 721

    Viewed: 23 hours ago

    Washington, D.C. (IAD)Buenos Aires (EZE)Roundtrip
    |
    Economy
    06/02/26 - 06/16/26

    from

    $ 721

    Viewed: 23 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.