Southwest® flights from Denver to Portland, OR from $129

Promo Code

Low fares from Denver to Portland, OR

$

Denver (DEN)to

Portland, OR (PDX)
Depart: 10/17/2026

One-way

Basic

From
$129
Seen: 23 hrs ago

Denver (DEN)to

Portland, OR (PDX)
Depart: 11/03/2026

One-way

Basic

From
$129
Seen: 11 hrs ago

Denver (DEN)to

Portland, OR (PDX)
Depart: 10/28/2026

One-way

Basic

From
$129
Seen: 11 hrs ago

Denver (DEN)to

Portland, OR (PDX)
Depart: 11/04/2026

One-way

Basic

From
$129
Seen: 2 hrs ago

Denver (DEN)to

Portland, OR (PDX)
Depart: 10/14/2026

One-way

Basic

From
$129
Seen: 20 hrs ago

Denver (DEN)to

Portland, OR (PDX)
Depart: 10/21/2026

One-way

Basic

From
$129
Seen: 16 hrs ago

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Explore flights from Denver to Portland, OR

Sep 2026
From$214*
Seen: 12 hrs ago
One Way/Basic
Oct 2026
From$129*
Seen: 10 hrs ago
One Way/Basic
Nov 2026
From$129*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $139
cmp-daily-histogram-bars-legend-max-price-aria-label $369
Displaying fares for September-2026
  • DEN–PDX, 09/11/2026: From $359
    11

    Fri

    SEP

  • DEN–PDX, 09/12/2026: From $359
    12

    Sat

  • DEN–PDX, 09/13/2026: From $359
    13

    Sun

  • DEN–PDX: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

  • DEN–PDX, 09/15/2026: From $369
    15

    Tue

  • DEN–PDX, 09/16/2026: From $359
    16

    Wed

  • DEN–PDX, 09/17/2026: From $284
    17

    Thu

  • DEN–PDX, 09/18/2026: From $238
    18

    Fri

  • DEN–PDX, 09/19/2026: From $284
    19

    Sat

  • DEN–PDX, 09/20/2026: From $284
    20

    Sun

  • DEN–PDX, 09/21/2026: From $284
    21

    Mon

  • DEN–PDX, 09/22/2026: From $294
    22

    Tue

  • DEN–PDX: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

  • DEN–PDX: cmp-view-offers-disclaimer. Find Offers
    24

    Thu

  • DEN–PDX, 09/25/2026: From $214
    25

    Fri

  • DEN–PDX, 09/26/2026: From $224
    26

    Sat

  • DEN–PDX, 09/27/2026: From $214
    27

    Sun

  • DEN–PDX, 09/28/2026: From $214
    28

    Mon

  • DEN–PDX, 09/29/2026: From $214
    29

    Tue

  • DEN–PDX, 09/30/2026: From $214
    30

    Wed

  • DEN–PDX, 10/01/2026: From $169
    01

    Thu

    OCT

  • DEN–PDX, 10/02/2026: From $179
    02

    Fri

  • DEN–PDX, 10/03/2026: From $169
    03

    Sat

  • DEN–PDX, 10/04/2026: From $179
    04

    Sun

  • DEN–PDX, 10/05/2026: From $169
    05

    Mon

  • DEN–PDX, 10/06/2026: From $169
    06

    Tue

  • DEN–PDX, 10/07/2026: From $169
    07

    Wed

  • DEN–PDX, 10/08/2026: From $179
    08

    Thu

  • DEN–PDX, 10/09/2026: From $194
    09

    Fri

  • DEN–PDX, 10/10/2026: From $139
    10

    Sat

    • Range$139-$369

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Denver International Airport
    Arriving at:
    Portland International Airport
    Average flight time:
    2 hours 41 minutes
    Distance:
    991 miles

    Route Information

    158† Weekly flights
    • 4‡ Nonstop flights per day Monday through Friday
    • 4‡ Nonstop flights on Saturday
    • 4‡ Nonstop flights on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Denver to Portland, OR is 2 hours 41 minutes.
    There are 158 weekly flights from Denver to Portland, OR on Southwest Airlines.
    Yes, Southwest flies nonstop from Denver to Portland, OR 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Denver to Portland, OR 4 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Denver to Portland, OR with Southwest, check out our Low Fare Calendar.
    You can rent a car at Portland International Airport book yours with your flight.
    Yes! Flights from Denver to Portland, OR—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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