Southwest® flights from Amarillo to San Antonio from $144

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Low fares from Amarillo to San Antonio

$

Amarillo (AMA)to

San Antonio (SAT)
Depart: 09/11/2026

One-way

Basic

From
$144
Seen: 10 hrs ago

Amarillo (AMA)to

San Antonio (SAT)
Depart: 08/26/2026

One-way

Basic

From
$144
Seen: 51 minutes ago

Amarillo (AMA)to

San Antonio (SAT)
Depart: 09/01/2026

One-way

Basic

From
$144
Seen: 19 hrs ago

Amarillo (AMA)to

San Antonio (SAT)
Depart: 08/22/2026

One-way

Basic

From
$144
Seen: 19 hrs ago

Amarillo (AMA)to

San Antonio (SAT)
Depart: 10/05/2026

One-way

Basic

From
$144
Seen: 19 hrs ago

Amarillo (AMA)to

San Antonio (SAT)
Depart: 10/29/2026

One-way

Basic

From
$144
Seen: 11 hrs ago

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Explore flights from Amarillo to San Antonio

Jul 2026
From$354*
Seen: 1 hour ago
One Way/Basic
Aug 2026
From$144*
Seen: 19 hrs ago
One Way/Basic
Sep 2026
From$144*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $144
cmp-daily-histogram-bars-legend-max-price-aria-label $354
Displaying fares for July-2026
  • AMA–SAT, 07/31/2026: From $354
    31

    Fri

    JUL

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

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    02

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    03

    Mon

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    04

    Tue

  • AMA–SAT, 08/05/2026: From $278
    05

    Wed

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    06

    Thu

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    07

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    08

    Sat

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    09

    Sun

  • AMA–SAT, 08/10/2026: From $324
    10

    Mon

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    11

    Tue

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    12

    Wed

  • AMA–SAT, 08/13/2026: From $235
    13

    Thu

  • AMA–SAT, 08/14/2026: From $235
    14

    Fri

  • AMA–SAT, 08/15/2026: From $235
    15

    Sat

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    16

    Sun

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    17

    Mon

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    18

    Tue

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    19

    Wed

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    20

    Thu

  • AMA–SAT, 08/21/2026: From $172
    21

    Fri

  • AMA–SAT, 08/22/2026: From $144
    22

    Sat

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

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

    Mon

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

    Tue

  • AMA–SAT, 08/26/2026: From $144
    26

    Wed

  • AMA–SAT, 08/27/2026: From $165
    27

    Thu

  • AMA–SAT, 08/28/2026: From $172
    28

    Fri

  • AMA–SAT: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

  • AMA–SAT, 08/30/2026: From $184
    30

    Sun

    • Range$144-$354

    *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:
    Rick Husband Amarillo International Airport
    Arriving at:
    San Antonio International Airport
    Distance:
    435 miles

    Route Information

    83† 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 83 weekly flights from Amarillo to San Antonio on Southwest Airlines.
    To find the lowest fares by day and time to fly Amarillo 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 Amarillo 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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