Alaska Airlines Flights from Portland to San Jose

Lowest fares from Portland to San Jose

Sep 2026
From$153*
Seen: 21 hours ago
Flight Type One Way|Saver
Oct 2026
From$79*
Seen: 4 hours ago
Flight Type One Way|Saver
Nov 2026
From$99*
Seen: 21 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $99
cmp-daily-histogram-bars-legend-max-price-aria-label $449
Displaying fares for September-2026
  • PDX–SJC, Sep 8, 2026: From $449
    08

    Tu

    SEP

  • PDX–SJC, Sep 9, 2026: From $449
    09

    We

  • PDX–SJC, Sep 10, 2026: From $449
    10

    Th

  • PDX–SJC, Sep 11, 2026: From $374
    11

    Fr

  • PDX–SJC, Sep 12, 2026: From $374
    12

    Sa

  • PDX–SJC, Sep 13, 2026: From $329
    13

    Su

  • PDX–SJC, Sep 14, 2026: From $329
    14

    Mo

  • PDX–SJC, Sep 15, 2026: From $329
    15

    Tu

  • PDX–SJC, Sep 16, 2026: From $329
    16

    We

  • PDX–SJC, Sep 17, 2026: From $329
    17

    Th

  • PDX–SJC, Sep 18, 2026: From $329
    18

    Fr

  • PDX–SJC, Sep 19, 2026: From $329
    19

    Sa

  • PDX–SJC, Sep 20, 2026: From $244
    20

    Su

  • PDX–SJC, Sep 21, 2026: From $244
    21

    Mo

  • PDX–SJC, Sep 22, 2026: From $244
    22

    Tu

  • PDX–SJC, Sep 23, 2026: From $244
    23

    We

  • PDX–SJC, Sep 24, 2026: From $244
    24

    Th

  • PDX–SJC, Sep 25, 2026: From $244
    25

    Fr

  • PDX–SJC, Sep 26, 2026: From $244
    26

    Sa

  • PDX–SJC, Sep 27, 2026: From $179
    27

    Su

  • PDX–SJC, Sep 28, 2026: From $153
    28

    Mo

  • PDX–SJC, Sep 29, 2026: From $153
    29

    Tu

  • PDX–SJC, Sep 30, 2026: From $153
    30

    We

  • PDX–SJC, Oct 1, 2026: From $153
    01

    Th

    OCT

  • PDX–SJC, Oct 2, 2026: From $153
    02

    Fr

  • PDX–SJC, Oct 3, 2026: From $153
    03

    Sa

  • PDX–SJC, Oct 4, 2026: From $172
    04

    Su

  • PDX–SJC, Oct 5, 2026: From $153
    05

    Mo

  • PDX–SJC, Oct 6, 2026: From $99
    06

    Tu

  • PDX–SJC, Oct 7, 2026: From $99
    07

    We

    • Range$99-$449

    *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.*

    $
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    One-way low-fare flights Portland to San Jose.*
    From
    To
    Fare Type
    Dates
    Price
    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 14, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 17, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 27, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 28, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 31, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Nov 4, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Dec 8, 2026

    From

    $99

    Seen: 21 hours ago

    Portland (PDX)San Jose (SJC)One-way
    |
    Saver    		Depart: Oct 13, 2026

    From

    $79

    Seen: 4 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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