Alaska Airlines Flights from Portland to Denver

Lowest fares from Portland to Denver

Sep 2026
From$169*
Seen: 17 hours ago
Flight Type One Way|Saver
Oct 2026
From$129*
Seen: 17 hours ago
Flight Type One Way|Saver
Nov 2026
From$129*
Seen: 17 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $369
Displaying fares for September-2026
  • PDX–DEN, Sep 5, 2026: From $369
    05

    Sa

    SEP

  • PDX–DEN, Sep 6, 2026: From $359
    06

    Su

  • PDX–DEN, Sep 7, 2026: From $359
    07

    Mo

  • PDX–DEN, Sep 8, 2026: From $359
    08

    Tu

  • PDX–DEN, Sep 9, 2026: From $359
    09

    We

  • PDX–DEN, Sep 10, 2026: From $284
    10

    Th

  • PDX–DEN, Sep 11, 2026: From $284
    11

    Fr

  • PDX–DEN, Sep 12, 2026: From $284
    12

    Sa

  • PDX–DEN, Sep 13, 2026: From $284
    13

    Su

  • PDX–DEN, Sep 14, 2026: From $284
    14

    Mo

  • PDX–DEN, Sep 15, 2026: From $284
    15

    Tu

  • PDX–DEN, Sep 16, 2026: From $284
    16

    We

  • PDX–DEN, Sep 17, 2026: From $284
    17

    Th

  • PDX–DEN, Sep 18, 2026: From $214
    18

    Fr

  • PDX–DEN, Sep 19, 2026: From $214
    19

    Sa

  • PDX–DEN, Sep 20, 2026: From $214
    20

    Su

  • PDX–DEN, Sep 21, 2026: From $214
    21

    Mo

  • PDX–DEN, Sep 22, 2026: From $214
    22

    Tu

  • PDX–DEN, Sep 23, 2026: From $214
    23

    We

  • PDX–DEN, Sep 24, 2026: From $214
    24

    Th

  • PDX–DEN, Sep 25, 2026: From $169
    25

    Fr

  • PDX–DEN, Sep 26, 2026: From $169
    26

    Sa

  • PDX–DEN, Sep 27, 2026: From $169
    27

    Su

  • PDX–DEN, Sep 28, 2026: From $169
    28

    Mo

  • PDX–DEN, Sep 29, 2026: From $169
    29

    Tu

  • PDX–DEN, Sep 30, 2026: From $169
    30

    We

  • PDX–DEN, Oct 1, 2026: From $169
    01

    Th

    OCT

  • PDX–DEN, Oct 2, 2026: From $169
    02

    Fr

  • PDX–DEN, Oct 3, 2026: From $129
    03

    Sa

  • PDX–DEN, Oct 4, 2026: From $139
    04

    Su

    • Range$129-$369

    *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 Denver.*

    $
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    One-way low-fare flights Portland to Denver.*
    From
    To
    Fare Type
    Dates
    Price
    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Dec 8, 2026

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Dec 9, 2026

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 9, 2027

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 12, 2027

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 13, 2027

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 16, 2027

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 23, 2027

    From

    $129

    Seen: 17 hours ago

    Portland (PDX)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 26, 2027

    From

    $129

    Seen: 17 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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