American Airlines flights from Jacksonville to San Antonio

Recent searches for flights from Jacksonville to San Antonio

Aug 2026
From$339*
Updated: 11 hours ago
Round tripIEconomy
Sep 2026
From$339*
Updated: 27 minutes ago
Round tripIEconomy
Oct 2026
From$361*
Updated: 11 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $339
cmp-daily-histogram-bars-legend-max-price-aria-label $713
Displaying fares for August-2026
  • JAX–SAT, 08/06/26 – 08/13/26: From $361
    06

    Th

    AUG

  • JAX–SAT, 08/07/26 – 08/14/26: From $713
    07

    Fr

  • JAX–SAT, 08/08/26 – 08/15/26: From $547
    08

    Sa

  • JAX–SAT, 08/09/26 – 08/16/26: From $713
    09

    Su

  • JAX–SAT, 08/10/26 – 08/17/26: From $713
    10

    Mo

  • JAX–SAT, 08/11/26 – 08/18/26: From $547
    11

    Tu

  • JAX–SAT, 08/12/26 – 08/19/26: From $496
    12

    We

  • JAX–SAT, 08/13/26 – 08/20/26: From $660
    13

    Th

  • JAX–SAT, 08/14/26 – 08/21/26: From $660
    14

    Fr

  • JAX–SAT, 08/15/26 – 08/22/26: From $496
    15

    Sa

  • JAX–SAT, 08/16/26 – 08/23/26: From $660
    16

    Su

  • JAX–SAT, 08/17/26 – 08/24/26: From $658
    17

    Mo

  • JAX–SAT, 08/18/26 – 08/25/26: From $443
    18

    Tu

  • JAX–SAT, 08/19/26 – 08/26/26: From $339
    19

    We

  • JAX–SAT, 08/20/26 – 08/27/26: From $449
    20

    Th

  • JAX–SAT, 08/21/26 – 08/28/26: From $462
    21

    Fr

  • JAX–SAT, 08/22/26 – 08/29/26: From $339
    22

    Sa

  • JAX–SAT, 08/23/26 – 08/30/26: From $485
    23

    Su

  • JAX–SAT, 08/24/26 – 08/31/26: From $449
    24

    Mo

  • JAX–SAT, 08/25/26 – 09/01/26: From $339
    25

    Tu

  • JAX–SAT, 08/26/26 – 09/02/26: From $339
    26

    We

  • JAX–SAT, 08/27/26 – 09/03/26: From $385
    27

    Th

  • JAX–SAT, 08/28/26 – 09/04/26: From $494
    28

    Fr

  • JAX–SAT, 08/29/26 – 09/05/26: From $339
    29

    Sa

  • JAX–SAT, 08/30/26 – 09/06/26: From $398
    30

    Su

  • JAX–SAT, 08/31/26 – 09/07/26: From $385
    31

    Mo

  • JAX–SAT, 09/01/26 – 09/06/26: From $339
    01

    Tu

    SEP

  • JAX–SAT, 09/02/26 – 09/09/26: From $350
    02

    We

  • JAX–SAT: cmp-view-offers-disclaimer. Find Offers
    03

    Th

  • JAX–SAT: cmp-view-offers-disclaimer. Find Offers
    04

    Fr

  • JAX–SAT, 09/05/26 – 09/12/26: From $350
    05

    Sa

    • range$339-$713

    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)
    09/01/26 - 09/06/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 27 minutes ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/19/26 - 08/26/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 11 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/26/26 - 09/02/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 11 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/22/26 - 08/29/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 11 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/25/26 - 09/01/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 11 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/29/26 - 09/05/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 11 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    08/22/26 - 08/29/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 20 hours ago

    Jacksonville (JAX)to

    San Antonio (SAT)
    09/02/26 - 09/09/26

    Round trip

    Economy

    from
    $350Fare subject to changes
    Updated: 11 hours 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