Southwest® flights from Tucson to Denver from $109

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Low fares from Tucson to Denver

$

Tucson (TUS)to

Denver (DEN)
Depart: 11/03/2026

One-way

Basic

From
$109
Seen: 22 hrs ago

Tucson (TUS)to

Denver (DEN)
Depart: 11/17/2026

One-way

Basic

From
$109
Seen: 23 hrs ago

Tucson (TUS)to

Denver (DEN)
Depart: 10/27/2026

One-way

Basic

From
$109
Seen: 13 hrs ago

Tucson (TUS)to

Denver (DEN)
Depart: 10/24/2026

One-way

Basic

From
$109
Seen: 17 hrs ago

Tucson (TUS)to

Denver (DEN)
Depart: 10/22/2026

One-way

Basic

From
$109
Seen: 18 hrs ago

Tucson (TUS)to

Denver (DEN)
Depart: 11/14/2026

One-way

Basic

From
$109
Seen: 3 hrs ago

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Explore flights from Tucson to Denver

Sep 2026
From$428*
Seen: 23 hrs ago
One Way/Basic
Oct 2026
From$109*
Seen: 3 hrs ago
One Way/Basic
Nov 2026
From$109*
Seen: 22 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $109
cmp-daily-histogram-bars-legend-max-price-aria-label $428
Displaying fares for September-2026
  • TUS–DEN, 09/30/2026: From $428
    30

    Wed

    SEP

  • TUS–DEN: cmp-view-offers-disclaimer. Find Offers
    01

    Thu

  • TUS–DEN, 10/02/2026: From $428
    02

    Fri

  • TUS–DEN, 10/03/2026: From $428
    03

    Sat

  • TUS–DEN: cmp-view-offers-disclaimer. Find Offers
    04

    Sun

  • TUS–DEN, 10/05/2026: From $428
    05

    Mon

  • TUS–DEN, 10/06/2026: From $338
    06

    Tue

  • TUS–DEN, 10/07/2026: From $338
    07

    Wed

  • TUS–DEN, 10/08/2026: From $338
    08

    Thu

  • TUS–DEN, 10/09/2026: From $338
    09

    Fri

  • TUS–DEN, 10/10/2026: From $353
    10

    Sat

  • TUS–DEN, 10/11/2026: From $338
    11

    Sun

  • TUS–DEN, 10/12/2026: From $338
    12

    Mon

  • TUS–DEN, 10/13/2026: From $244
    13

    Tue

  • TUS–DEN, 10/14/2026: From $244
    14

    Wed

  • TUS–DEN, 10/15/2026: From $244
    15

    Thu

  • TUS–DEN, 10/16/2026: From $244
    16

    Fri

  • TUS–DEN, 10/17/2026: From $244
    17

    Sat

  • TUS–DEN, 10/18/2026: From $244
    18

    Sun

  • TUS–DEN, 10/19/2026: From $119
    19

    Mon

  • TUS–DEN, 10/20/2026: From $109
    20

    Tue

  • TUS–DEN, 10/21/2026: From $109
    21

    Wed

  • TUS–DEN, 10/22/2026: From $109
    22

    Thu

  • TUS–DEN, 10/23/2026: From $148
    23

    Fri

  • TUS–DEN, 10/24/2026: From $109
    24

    Sat

  • TUS–DEN, 10/25/2026: From $211
    25

    Sun

  • TUS–DEN, 10/26/2026: From $119
    26

    Mon

  • TUS–DEN, 10/27/2026: From $109
    27

    Tue

  • TUS–DEN, 10/28/2026: From $109
    28

    Wed

  • TUS–DEN: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

    • Range$109-$428

    *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:
    Tucson International Airport
    Arriving at:
    Denver International Airport
    Average flight time:
    1 hour 56 minutes
    Distance:
    639 miles

    Route Information

    145† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 3‡ 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 Tucson to Denver is 1 hour 56 minutes.
    There are 145 weekly flights from Tucson to Denver on Southwest Airlines.
    Yes, Southwest flies nonstop from Tucson to Denver 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Tucson to Denver 3 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly Tucson 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 Tucson 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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