Flights from Porto to Idaho Falls from € 964*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Porto (OPO) to Idaho Falls (IDA)

May 2026
From€ 964*
Viewed: 1 hour ago
RoundTrip|Economy
Jun 2026
From€ 1.044*
Viewed: 1 hour ago
RoundTrip|Economy
Jul 2026
From€ 1.289*
Viewed: 1 hour ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label € 964
cmp-daily-histogram-bars-legend-max-price-aria-label € 1.4K
Displaying fares for May-2026
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    • Range€ 964-€ 1.368

    *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.

    More United deals on Porto (OPO) to Idaho Falls (IDA) flights

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    More United deals on Porto (OPO) to Idaho Falls (IDA) flights
    From
    To
    Fare Type
    Dates
    Price
    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		28/05/2026 - 01/06/2026

    from

    € 964

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		23/05/2026 - 30/05/2026

    from

    € 969

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		16/05/2026 - 30/05/2026

    from

    € 969

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		25/05/2026 - 01/06/2026

    from

    € 979

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		14/05/2026 - 28/05/2026

    from

    € 984

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		23/05/2026 - 27/05/2026

    from

    € 984

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		15/05/2026 - 29/05/2026

    from

    € 984

    Viewed: 1 hour ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		23/05/2026 - 06/06/2026

    from

    € 1.009

    Viewed: 1 hour 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.

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