Alaska Airlines Flights from Portland to San Diego

Lowest fares from Portland to San Diego

Aug 2026
From$156*
Seen: 12 hours ago
Flight Type One Way|Saver
Sep 2026
From$50*
Seen: 2 hours ago
Flight Type One Way|Saver
Oct 2026
From$74*
Seen: 12 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $50
cmp-daily-histogram-bars-legend-max-price-aria-label $421
Displaying fares for August-2026
  • PDX–SAN, Aug 12, 2026: From $421
    12

    We

    AUG

  • PDX–SAN, Aug 13, 2026: From $260
    13

    Th

  • PDX–SAN, Aug 14, 2026: From $260
    14

    Fr

  • PDX–SAN, Aug 15, 2026: From $260
    15

    Sa

  • PDX–SAN, Aug 16, 2026: From $260
    16

    Su

  • PDX–SAN, Aug 17, 2026: From $260
    17

    Mo

  • PDX–SAN, Aug 18, 2026: From $260
    18

    Tu

  • PDX–SAN, Aug 19, 2026: From $215
    19

    We

  • PDX–SAN, Aug 20, 2026: From $215
    20

    Th

  • PDX–SAN, Aug 21, 2026: From $215
    21

    Fr

  • PDX–SAN, Aug 22, 2026: From $215
    22

    Sa

  • PDX–SAN, Aug 23, 2026: From $215
    23

    Su

  • PDX–SAN, Aug 24, 2026: From $215
    24

    Mo

  • PDX–SAN, Aug 25, 2026: From $166
    25

    Tu

  • PDX–SAN, Aug 26, 2026: From $166
    26

    We

  • PDX–SAN, Aug 27, 2026: From $166
    27

    Th

  • PDX–SAN, Aug 28, 2026: From $166
    28

    Fr

  • PDX–SAN, Aug 29, 2026: From $166
    29

    Sa

  • PDX–SAN, Aug 30, 2026: From $166
    30

    Su

  • PDX–SAN, Aug 31, 2026: From $156
    31

    Mo

  • PDX–SAN, Sep 1, 2026: From $90
    01

    Tu

    SEP

  • PDX–SAN, Sep 2, 2026: From $90
    02

    We

  • PDX–SAN, Sep 3, 2026: From $90
    03

    Th

  • PDX–SAN, Sep 4, 2026: From $122
    04

    Fr

  • PDX–SAN, Sep 5, 2026: From $58
    05

    Sa

  • PDX–SAN, Sep 6, 2026: From $69
    06

    Su

  • PDX–SAN, Sep 7, 2026: From $96
    07

    Mo

  • PDX–SAN, Sep 8, 2026: From $90
    08

    Tu

  • PDX–SAN, Sep 9, 2026: From $90
    09

    We

  • PDX–SAN, Sep 10, 2026: From $90
    10

    Th

  • PDX–SAN, Sep 11, 2026: From $50
    11

    Fr

    • Range$50-$421

    *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 Diego.*

    $
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    One-way low-fare flights Portland to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Sep 11, 2026

    From

    $50

    Seen: 2 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Sep 5, 2026

    From

    $58

    Seen: 1 hour ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Sep 6, 2026

    From

    $69

    Seen: 12 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Oct 30, 2026

    From

    $74

    Seen: 12 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Nov 16, 2026

    From

    $90

    Seen: 12 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Dec 31, 2026

    From

    $90

    Seen: 12 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 5, 2027

    From

    $90

    Seen: 12 hours ago

    Portland (PDX)San Diego (SAN)One-way
    |
    Saver    		Depart: Nov 18, 2026

    From

    $90

    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.

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