American Airlines flights from Jacksonville to San Antonio

Recent searches for flights from Jacksonville to San Antonio

Aug 2026
From$547*
Updated: 30 minutes ago
Round tripIEconomy
Sep 2026
From$339*
Updated: 30 minutes ago
Round tripIEconomy
Oct 2026
From$339*
Updated: 30 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $339
cmp-daily-histogram-bars-legend-max-price-aria-label $747
Displaying fares for August-2026
  • JAX–SAT, 08/27/26 – 09/03/26: From $713
    27

    Th

    AUG

  • JAX–SAT, 08/28/26 – 09/04/26: From $713
    28

    Fr

  • JAX–SAT, 08/29/26 – 09/05/26: From $547
    29

    Sa

  • JAX–SAT, 08/30/26 – 09/06/26: From $713
    30

    Su

  • JAX–SAT, 08/31/26 – 09/07/26: From $713
    31

    Mo

  • JAX–SAT, 09/01/26 – 09/08/26: From $547
    01

    Tu

    SEP

  • JAX–SAT, 09/02/26 – 09/09/26: From $547
    02

    We

  • JAX–SAT, 09/03/26 – 09/10/26: From $660
    03

    Th

  • JAX–SAT, 09/04/26 – 09/11/26: From $660
    04

    Fr

  • JAX–SAT, 09/05/26 – 09/12/26: From $439
    05

    Sa

  • JAX–SAT, 09/06/26 – 09/13/26: From $439
    06

    Su

  • JAX–SAT, 09/07/26 – 09/14/26: From $660
    07

    Mo

  • JAX–SAT, 09/08/26 – 09/15/26: From $747
    08

    Tu

  • JAX–SAT, 09/09/26 – 09/16/26: From $439
    09

    We

  • JAX–SAT, 09/10/26 – 09/17/26: From $350
    10

    Th

  • JAX–SAT, 09/11/26 – 09/18/26: From $492
    11

    Fr

  • JAX–SAT, 09/12/26 – 09/19/26: From $350
    12

    Sa

  • JAX–SAT, 09/13/26 – 09/20/26: From $487
    13

    Su

  • JAX–SAT, 09/14/26 – 09/21/26: From $428
    14

    Mo

  • JAX–SAT, 09/15/26 – 09/22/26: From $428
    15

    Tu

  • JAX–SAT, 09/16/26 – 09/23/26: From $428
    16

    We

  • JAX–SAT, 09/17/26 – 09/24/26: From $504
    17

    Th

  • JAX–SAT, 09/18/26 – 09/25/26: From $580
    18

    Fr

  • JAX–SAT, 09/19/26 – 09/26/26: From $339
    19

    Sa

  • JAX–SAT, 09/20/26 – 09/27/26: From $447
    20

    Su

  • JAX–SAT, 09/21/26 – 09/28/26: From $362
    21

    Mo

  • JAX–SAT, 09/22/26 – 09/29/26: From $339
    22

    Tu

  • JAX–SAT, 09/23/26 – 09/30/26: From $339
    23

    We

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

    Th

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

    Fr

  • JAX–SAT, 09/26/26 – 10/03/26: From $339
    26

    Sa

    • range$339-$747

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Jacksonville to San Antonio flights

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    Jacksonville (JAX)to

    San Antonio (SAT)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 30 minutes ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Jacksonville to San Antonio

    Looking for lower fares on your trip from Jacksonville to San Antonio? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Jacksonville to San Antonio