Southwest® flights from Charlotte to San Antonio from $209

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Low fares from Charlotte to San Antonio

$

Charlotte (CLT)to

San Antonio (SAT)
Depart: 10/07/2026

One-way

Basic

From
$209
Seen: 4 hrs ago

Charlotte (CLT)to

San Antonio (SAT)
Depart: 11/02/2026

One-way

Basic

From
$209
Seen: 21 hrs ago

Charlotte (CLT)to

San Antonio (SAT)
Depart: 10/26/2026

One-way

Basic

From
$209
Seen: 16 hrs ago

Charlotte (CLT)to

San Antonio (SAT)
Depart: 11/19/2026

One-way

Basic

From
$209
Seen: 21 hrs ago

Charlotte (CLT)to

San Antonio (SAT)
Depart: 10/22/2026

One-way

Basic

From
$209
Seen: 16 hrs ago

Charlotte (CLT)to

San Antonio (SAT)
Depart: 10/19/2026

One-way

Basic

From
$209
Seen: 2 hrs ago

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Explore flights from Charlotte to San Antonio

Sep 2026
From$222*
Seen: 18 hrs ago
One Way/Basic
Oct 2026
From$209*
Seen: 16 hrs ago
One Way/Basic
Nov 2026
From$209*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $209
cmp-daily-histogram-bars-legend-max-price-aria-label $289
Displaying fares for September-2026
  • CLT–SAT, 09/10/2026: From $269
    10

    Thu

    SEP

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    11

    Fri

  • CLT–SAT, 09/12/2026: From $240
    12

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    13

    Sun

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    14

    Mon

  • CLT–SAT, 09/15/2026: From $222
    15

    Tue

  • CLT–SAT, 09/16/2026: From $222
    16

    Wed

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    17

    Thu

  • CLT–SAT, 09/18/2026: From $269
    18

    Fri

  • CLT–SAT, 09/19/2026: From $222
    19

    Sat

  • CLT–SAT, 09/20/2026: From $289
    20

    Sun

  • CLT–SAT, 09/21/2026: From $289
    21

    Mon

  • CLT–SAT, 09/22/2026: From $222
    22

    Tue

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    23

    Wed

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    24

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    25

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    26

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    27

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    28

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    29

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    30

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    01

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    OCT

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    02

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    03

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    04

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    05

    Mon

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    06

    Tue

  • CLT–SAT, 10/07/2026: From $209
    07

    Wed

  • CLT–SAT, 10/08/2026: From $214
    08

    Thu

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    09

    Fri

    • Range$209-$289

    *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:
    Douglas Airport
    Arriving at:
    San Antonio International Airport
    Distance:
    1095 miles

    Route Information

    95† Weekly flights

    † 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

    There are 95 weekly flights from Charlotte to San Antonio on Southwest Airlines.
    To find the lowest fares by day and time to fly Charlotte to San Antonio with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Antonio International Airport book yours with your flight.
    Yes! Flights from Charlotte to San Antonio—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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