Alaska Airlines Flights from Chicago to Portland

Lowest fares from Chicago to Portland

Jul 2026
From$204*
Seen: 16 hours ago
Flight Type One Way|Saver
Aug 2026
From$114*
Seen: 16 hours ago
Flight Type One Way|Saver
Sep 2026
From$114*
Seen: 16 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $114
cmp-daily-histogram-bars-legend-max-price-aria-label $249
Displaying fares for July-2026
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    • Range$114-$249

    *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 Chicago to Portland.*

    $
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    One-way low-fare flights Chicago to Portland.*
    From
    To
    Fare Type
    Dates
    Price
    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Aug 11, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Aug 13, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Nov 4, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Nov 14, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Nov 17, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Nov 19, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Dec 12, 2026

    From

    $114

    Seen: 16 hours ago

    Chicago (ORD)Portland (PDX)One-way
    |
    Saver    		Depart: Dec 15, 2026

    From

    $114

    Seen: 16 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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