Southwest® flights from San Antonio to Denver from $115

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Low fares from San Antonio to Denver

$

San Antonio (SAT)to

Denver (DEN)
Depart: 11/07/2026

One-way

Basic

From
$115
Seen: 20 hrs ago

San Antonio (SAT)to

Denver (DEN)
Depart: 11/10/2026

One-way

Basic

From
$115
Seen: 16 hrs ago

San Antonio (SAT)to

Denver (DEN)
Depart: 11/04/2026

One-way

Basic

From
$115
Seen: 4 minutes ago

San Antonio (SAT)to

Denver (DEN)
Depart: 11/18/2026

One-way

Basic

From
$115
Seen: 18 hrs ago

San Antonio (SAT)to

Denver (DEN)
Depart: 11/17/2026

One-way

Basic

From
$115
Seen: 23 hrs ago

San Antonio (SAT)to

Denver (DEN)
Depart: 11/11/2026

One-way

Basic

From
$115
Seen: 12 hrs ago

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Explore flights from San Antonio to Denver

Oct 2026
From$129*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$115*
Seen: 4 minutes ago
One Way/Basic
Dec 2026
From$129*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $514
Displaying fares for October-2026
  • SAT–DEN, 10/02/2026: From $514
    02

    Fri

    OCT

  • SAT–DEN, 10/03/2026: From $514
    03

    Sat

  • SAT–DEN, 10/04/2026: From $514
    04

    Sun

  • SAT–DEN, 10/05/2026: From $514
    05

    Mon

  • SAT–DEN, 10/06/2026: From $514
    06

    Tue

  • SAT–DEN, 10/07/2026: From $514
    07

    Wed

  • SAT–DEN, 10/08/2026: From $455
    08

    Thu

  • SAT–DEN, 10/09/2026: From $455
    09

    Fri

  • SAT–DEN, 10/10/2026: From $455
    10

    Sat

  • SAT–DEN, 10/11/2026: From $455
    11

    Sun

  • SAT–DEN, 10/12/2026: From $455
    12

    Mon

  • SAT–DEN, 10/13/2026: From $455
    13

    Tue

  • SAT–DEN, 10/14/2026: From $455
    14

    Wed

  • SAT–DEN, 10/15/2026: From $290
    15

    Thu

  • SAT–DEN, 10/16/2026: From $290
    16

    Fri

  • SAT–DEN, 10/17/2026: From $290
    17

    Sat

  • SAT–DEN, 10/18/2026: From $290
    18

    Sun

  • SAT–DEN, 10/19/2026: From $290
    19

    Mon

  • SAT–DEN, 10/20/2026: From $290
    20

    Tue

  • SAT–DEN, 10/21/2026: From $290
    21

    Wed

  • SAT–DEN, 10/22/2026: From $129
    22

    Thu

  • SAT–DEN, 10/23/2026: From $135
    23

    Fri

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

    Sat

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

    Sun

  • SAT–DEN, 10/26/2026: From $145
    26

    Mon

  • SAT–DEN: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • SAT–DEN: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

  • SAT–DEN, 10/29/2026: From $129
    29

    Thu

  • SAT–DEN, 10/30/2026: From $135
    30

    Fri

  • SAT–DEN: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • SAT–DEN, 11/01/2026: From $256
    01

    Sun

    NOV

    • Range$129-$514

    *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:
    San Antonio International Airport
    Arriving at:
    Denver International Airport
    Average flight time:
    2 hours 14 minutes
    Distance:
    794 miles

    Route Information

    156† Weekly flights
    • 4‡ 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 San Antonio to Denver is 2 hours 14 minutes.
    There are 156 weekly flights from San Antonio to Denver on Southwest Airlines.
    Yes, Southwest flies nonstop from San Antonio to Denver 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Antonio 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 San Antonio 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 San Antonio 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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