Alaska Airlines Flights from Portland to San Jose, CR

Lowest fares from Portland to San Jose, CR

May 2026
From$237*
Seen: 10 hours ago
Flight Type One Way|Saver
Jun 2026
Try another month to see offers
Jul 2026
Try another month to see offers
cmp-daily-histogram-bars-legend-min-price-aria-label $237
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    • Range$237

    *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 Portland to San Jose, CR.*

    $
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    One-way low-fare flights Portland to San Jose, CR.*
    From
    To
    Fare Type
    Dates
    Price
    Portland (PDX)San Jose, CR (SJO)One-way
    |
    Saver    		Depart: May 28, 2026

    From

    $237

    Seen: 10 hours ago

    Portland (PDX)San Jose, CR (SJO)One-way
    |
    Saver    		Depart: Dec 29, 2026

    From

    $338

    Seen: 18 hours ago

    Portland (PDX)San Jose, CR (SJO)One-way
    |
    Saver    		Depart: Jan 29, 2027

    From

    $511

    Seen: 1 day 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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