Alaska Airlines Flights from Santa Rosa to Portland

Lowest fares from Santa Rosa to Portland

Aug 2026
From$244*
Seen: 12 hours ago
Flight Type One Way|Saver
Sep 2026
From$139*
Seen: 12 hours ago
Flight Type One Way|Saver
Oct 2026
From$139*
Seen: 12 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $143
cmp-daily-histogram-bars-legend-max-price-aria-label $409
Displaying fares for August-2026
  • STS–PDX, Aug 12, 2026: From $399
    12

    We

    AUG

  • STS–PDX, Aug 13, 2026: From $399
    13

    Th

  • STS–PDX, Aug 14, 2026: From $399
    14

    Fr

  • STS–PDX, Aug 15, 2026: From $399
    15

    Sa

  • STS–PDX, Aug 16, 2026: From $409
    16

    Su

  • STS–PDX, Aug 17, 2026: From $399
    17

    Mo

  • STS–PDX, Aug 18, 2026: From $399
    18

    Tu

  • STS–PDX, Aug 19, 2026: From $314
    19

    We

  • STS–PDX, Aug 20, 2026: From $314
    20

    Th

  • STS–PDX, Aug 21, 2026: From $314
    21

    Fr

  • STS–PDX, Aug 22, 2026: From $314
    22

    Sa

  • STS–PDX, Aug 23, 2026: From $314
    23

    Su

  • STS–PDX, Aug 24, 2026: From $314
    24

    Mo

  • STS–PDX, Aug 25, 2026: From $244
    25

    Tu

  • STS–PDX, Aug 26, 2026: From $244
    26

    We

  • STS–PDX, Aug 27, 2026: From $244
    27

    Th

  • STS–PDX, Aug 28, 2026: From $244
    28

    Fr

  • STS–PDX, Aug 29, 2026: From $244
    29

    Sa

  • STS–PDX, Aug 30, 2026: From $244
    30

    Su

  • STS–PDX, Aug 31, 2026: From $244
    31

    Mo

  • STS–PDX, Sep 1, 2026: From $143
    01

    Tu

    SEP

  • STS–PDX, Sep 2, 2026: From $143
    02

    We

  • STS–PDX, Sep 3, 2026: From $199
    03

    Th

  • STS–PDX, Sep 4, 2026: From $199
    04

    Fr

  • STS–PDX, Sep 5, 2026: From $158
    05

    Sa

  • STS–PDX, Sep 6, 2026: From $199
    06

    Su

  • STS–PDX, Sep 7, 2026: From $199
    07

    Mo

  • STS–PDX, Sep 8, 2026: From $199
    08

    Tu

  • STS–PDX, Sep 9, 2026: From $199
    09

    We

  • STS–PDX, Sep 10, 2026: From $149
    10

    Th

  • STS–PDX, Sep 11, 2026: From $149
    11

    Fr

    • Range$143-$409

    *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 Santa Rosa to Portland.*

    $
    keyboard_arrow_down
    One-way low-fare flights Santa Rosa to Portland.*
    From
    To
    Fare Type
    Dates
    Price
    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 12, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 15, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 19, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 23, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 26, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 30, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Oct 7, 2026

    From

    $139

    Seen: 12 hours ago

    Santa Rosa (STS)Portland (PDX)One-way
    |
    Saver    		Depart: Oct 28, 2026

    From

    $139

    Seen: 12 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.

    Looking for more? See other routes

    Explore Alaska Airlines's Flights to Top-Pick Destinations