Alaska Airlines Flights from Boise to Idaho Falls

Lowest fares from Boise to Idaho Falls

May 2026
From$338*
Seen: 20 hours ago
Flight Type One Way|Saver
Jun 2026
From$283*
Seen: 20 hours ago
Flight Type One Way|Saver
Jul 2026
From$283*
Seen: 20 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $283
cmp-daily-histogram-bars-legend-max-price-aria-label $558
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    • Range$283-$558

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights Boise to Idaho Falls.*

    $
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    One-way low-fare flights Boise to Idaho Falls.*
    From
    To
    Fare Type
    Dates
    Price
    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 15, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 16, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 19, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 21, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 23, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 28, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 29, 2026

    From

    $283

    Seen: 20 hours ago

    Boise (BOI)Idaho Falls (IDA)One-way
    |
    Saver    		Depart: Aug 31, 2026

    From

    $283

    Seen: 20 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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