Southwest® flights from Portland, OR to Denver from $113

Promo Code

Low fares from Portland, OR to Denver

$

Portland, OR (PDX)to

Denver (DEN)
Depart: 10/21/2026

One-way

Basic

From
$113
Seen: 7 hrs ago

Portland, OR (PDX)to

Denver (DEN)
Depart: 12/15/2026

One-way

Basic

From
$113
Seen: 8 hrs ago

Portland, OR (PDX)to

Denver (DEN)
Depart: 12/12/2026

One-way

Basic

From
$113
Seen: 8 hrs ago

Portland, OR (PDX)to

Denver (DEN)
Depart: 10/20/2026

One-way

Basic

From
$113
Seen: 2 hrs ago

Portland, OR (PDX)to

Denver (DEN)
Depart: 10/24/2026

One-way

Basic

From
$114
Seen: 21 hrs ago

Portland, OR (PDX)to

Denver (DEN)
Depart: 11/04/2026

One-way

Basic

From
$114
Seen: 9 hrs ago

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Explore flights from Portland, OR to Denver

Sep 2026
From$224*
Seen: 8 hrs ago
One Way/Basic
Oct 2026
From$113*
Seen: 7 hrs ago
One Way/Basic
Nov 2026
From$114*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $114
cmp-daily-histogram-bars-legend-max-price-aria-label $369
Displaying fares for September-2026
  • PDX–DEN, 09/15/2026: From $369
    15

    Tue

    SEP

  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • PDX–DEN, 09/17/2026: From $369
    17

    Thu

  • PDX–DEN, 09/18/2026: From $369
    18

    Fri

  • PDX–DEN, 09/19/2026: From $369
    19

    Sat

  • PDX–DEN, 09/20/2026: From $369
    20

    Sun

  • PDX–DEN, 09/21/2026: From $294
    21

    Mon

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

    Tue

  • PDX–DEN, 09/23/2026: From $294
    23

    Wed

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

    Thu

  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    25

    Fri

  • PDX–DEN, 09/26/2026: From $294
    26

    Sat

  • PDX–DEN, 09/27/2026: From $294
    27

    Sun

  • PDX–DEN, 09/28/2026: From $224
    28

    Mon

  • PDX–DEN, 09/29/2026: From $224
    29

    Tue

  • PDX–DEN, 09/30/2026: From $224
    30

    Wed

  • PDX–DEN, 10/01/2026: From $224
    01

    Thu

    OCT

  • PDX–DEN, 10/02/2026: From $224
    02

    Fri

  • PDX–DEN, 10/03/2026: From $224
    03

    Sat

  • PDX–DEN, 10/04/2026: From $224
    04

    Sun

  • PDX–DEN, 10/05/2026: From $126
    05

    Mon

  • PDX–DEN, 10/06/2026: From $123
    06

    Tue

  • PDX–DEN, 10/07/2026: From $123
    07

    Wed

  • PDX–DEN, 10/08/2026: From $126
    08

    Thu

  • PDX–DEN, 10/09/2026: From $126
    09

    Fri

  • PDX–DEN, 10/10/2026: From $114
    10

    Sat

  • PDX–DEN, 10/11/2026: From $179
    11

    Sun

  • PDX–DEN, 10/12/2026: From $136
    12

    Mon

  • PDX–DEN, 10/13/2026: From $123
    13

    Tue

  • PDX–DEN, 10/14/2026: From $123
    14

    Wed

    • Range$114-$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:
    Portland International Airport
    Arriving at:
    Denver International Airport
    Average flight time:
    2 hours 24 minutes
    Distance:
    991 miles

    Route Information

    156† Weekly flights
    • 5‡ 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 Portland, OR to Denver is 2 hours 24 minutes.
    There are 156 weekly flights from Portland, OR to Denver on Southwest Airlines.
    Yes, Southwest flies nonstop from Portland, OR to Denver 5 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Portland, OR to Denver 4 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Portland, OR to Denver with Southwest, check out our Low Fare Calendar.
    You can rent a car at Denver International Airport book yours with your flight.
    Yes! Flights from Portland, OR to Denver—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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