Southwest® flights from Nashville to San Antonio from $135

Promo Code

Low fares from Nashville to San Antonio

$

Nashville (BNA)to

San Antonio (SAT)
Depart: 12/21/2026

One-way

Basic

From
$135
Seen: 6 hrs ago

Nashville (BNA)to

San Antonio (SAT)
Depart: 11/21/2026

One-way

Basic

From
$135
Seen: 6 hrs ago

Nashville (BNA)to

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

One-way

Basic

From
$135
Seen: 9 hrs ago

Nashville (BNA)to

San Antonio (SAT)
Depart: 11/14/2026

One-way

Basic

From
$135
Seen: 7 hrs ago

Nashville (BNA)to

San Antonio (SAT)
Depart: 11/13/2026

One-way

Basic

From
$135
Seen: 7 hrs ago

Nashville (BNA)to

San Antonio (SAT)
Depart: 01/08/2027

One-way

Basic

From
$135
Seen: 3 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Nashville to San Antonio

Oct 2026
From$403*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$135*
Seen: 6 hrs ago
One Way/Basic
Dec 2026
From$135*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $135
cmp-daily-histogram-bars-legend-max-price-aria-label $609
Displaying fares for October-2026
  • BNA–SAT, 10/20/2026: From $609
    20

    Tue

    OCT

  • BNA–SAT, 10/21/2026: From $609
    21

    Wed

  • BNA–SAT, 10/22/2026: From $609
    22

    Thu

  • BNA–SAT, 10/23/2026: From $609
    23

    Fri

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

    Sat

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

    Sun

  • BNA–SAT, 10/26/2026: From $403
    26

    Mon

  • BNA–SAT, 10/27/2026: From $403
    27

    Tue

  • BNA–SAT, 10/28/2026: From $403
    28

    Wed

  • BNA–SAT, 10/29/2026: From $403
    29

    Thu

  • BNA–SAT, 10/30/2026: From $403
    30

    Fri

  • BNA–SAT, 10/31/2026: From $403
    31

    Sat

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

    Sun

    NOV

  • BNA–SAT: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • BNA–SAT, 11/03/2026: From $312
    03

    Tue

  • BNA–SAT, 11/04/2026: From $312
    04

    Wed

  • BNA–SAT, 11/05/2026: From $312
    05

    Thu

  • BNA–SAT, 11/06/2026: From $312
    06

    Fri

  • BNA–SAT, 11/07/2026: From $312
    07

    Sat

  • BNA–SAT, 11/08/2026: From $312
    08

    Sun

  • BNA–SAT, 11/09/2026: From $171
    09

    Mon

  • BNA–SAT, 11/10/2026: From $135
    10

    Tue

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

    Wed

  • BNA–SAT, 11/12/2026: From $135
    12

    Thu

  • BNA–SAT, 11/13/2026: From $135
    13

    Fri

  • BNA–SAT, 11/14/2026: From $135
    14

    Sat

  • BNA–SAT, 11/15/2026: From $135
    15

    Sun

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

    Mon

  • BNA–SAT, 11/17/2026: From $171
    17

    Tue

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

    Wed

  • BNA–SAT, 11/19/2026: From $135
    19

    Thu

    • Range$135-$609

    *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:
    Nashville Metropolitan Airport
    Arriving at:
    San Antonio International Airport
    Average flight time:
    2 hours 27 minutes
    Distance:
    822 miles

    Questions we hear the most

    The average flight time from Nashville to San Antonio is 2 hours 27 minutes.
    There are 156 weekly flights from Nashville to San Antonio on Southwest Airlines.
    Yes, Southwest flies nonstop from Nashville to San Antonio 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Nashville to San Antonio 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly Nashville 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 Nashville 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.

    Explore Flights from Other Popular Origins

    Popular Flights from Nashville