Flights from Porto to Idaho Falls from € 968*

Promotion Code

Changed bag rules and optional services         Cruise Packages

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

Jun 2026
From€ 1.120*
Viewed: 6 hours ago
RoundTrip|Economy
Jul 2026
From€ 1.285*
Viewed: 6 hours ago
RoundTrip|Economy
Aug 2026
From€ 990*
Viewed: 6 hours ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label € 1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label € 1.7K
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    • Range€ 1.120-€ 1.681

    *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    		10/09/2026 - 14/09/2026

    from

    € 968

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		09/09/2026 - 13/09/2026

    from

    € 988

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		31/08/2026 - 14/09/2026

    from

    € 990

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		25/08/2026 - 01/09/2026

    from

    € 993

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		31/08/2026 - 07/09/2026

    from

    € 993

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		02/09/2026 - 09/09/2026

    from

    € 1.010

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		05/09/2026 - 09/09/2026

    from

    € 1.010

    Viewed: 6 hours ago

    Porto (OPO)Idaho Falls (IDA)Roundtrip
    |
    Economy    		09/09/2026 - 16/09/2026

    from

    € 1.013

    Viewed: 6 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.

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