Alaska Airlines Flights from Helena to Portland

Lowest fares from Helena to Portland

Mar 2026
From$397*
Seen: 1 day ago
Flight Type One Way|Saver
Apr 2026
Try another month to see offers
May 2026
From$202*
Seen: 7 hours ago
Flight Type One Way|Saver
$397
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    • Range$397

    *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 Helena to Portland.*

    $
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    One-way low-fare flights Helena to Portland.*
    From
    To
    Fare Type
    Dates
    Price
    Helena (HLN)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 15, 2026

    From

    $208

    Seen: 23 hours ago

    Helena (HLN)Portland (PDX)One-way
    |
    Saver    		Depart: Mar 27, 2026

    From

    $397

    Seen: 1 day ago

    Helena (HLN)Portland (PDX)One-way
    |
    Saver    		Depart: May 3, 2026

    From

    $202

    Seen: 7 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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