Flights from Liberia (Costa Rica) to Washington, D.C. from US $ 315*

Promotion Code

Featured daily fares for flights from Liberia (Costa Rica) (LIR) to Washington, D.C. (IAD)

cmp-daily-histogram-bars-legend-min-price-aria-label US $ 315
cmp-daily-histogram-bars-legend-max-price-aria-label US $ 752
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  • RangeUS $ 315-US $ 752

    More United deals on Liberia (Costa Rica) (LIR) to Washington, D.C. (IAD) flights

    US $
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    More United deals on Liberia (Costa Rica) (LIR) to Washington, D.C. (IAD) flights
    From
    To
    Fare Type
    Dates
    Price
    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    25/06/2026 - 29/06/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    23/06/2026 - 30/06/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    09/07/2026 - 13/07/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    18/06/2026 - 22/06/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    26/06/2026 - 30/06/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    19/06/2026 - 23/06/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    02/09/2026 - 06/09/2026

    from

    US $ 315

    Viewed: 18 hours ago

    Liberia (Costa Rica) (LIR)Washington, D.C. (IAD)Roundtrip
    |
    Economy
    03/09/2026 - 07/09/2026

    from

    US $ 315

    Viewed: 18 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.