Southwest® flights from San Antonio to Las Vegas from $122

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Low fares from San Antonio to Las Vegas

$

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 09/06/2026

One-way

Basic

From
$122
Seen: 16 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 10/30/2026

One-way

Basic

From
$122
Seen: 16 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 09/11/2026

One-way

Basic

From
$132
Seen: 2 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 09/05/2026

One-way

Basic

From
$132
Seen: 20 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 10/20/2026

One-way

Basic

From
$153
Seen: 22 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 09/22/2026

One-way

Basic

From
$153
Seen: 20 hrs ago

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Explore flights from San Antonio to Las Vegas

Aug 2026
From$153*
Seen: 1 hour ago
One Way/Basic
Sep 2026
From$122*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$122*
Seen: 16 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $153
cmp-daily-histogram-bars-legend-max-price-aria-label $564
Displaying fares for August-2026
  • SAT–LAS, 08/01/2026: From $564
    01

    Sat

    AUG

  • SAT–LAS, 08/02/2026: From $564
    02

    Sun

  • SAT–LAS, 08/03/2026: From $564
    03

    Mon

  • SAT–LAS, 08/04/2026: From $564
    04

    Tue

  • SAT–LAS, 08/05/2026: From $564
    05

    Wed

  • SAT–LAS, 08/06/2026: From $564
    06

    Thu

  • SAT–LAS, 08/07/2026: From $522
    07

    Fri

  • SAT–LAS, 08/08/2026: From $522
    08

    Sat

  • SAT–LAS, 08/09/2026: From $517
    09

    Sun

  • SAT–LAS, 08/10/2026: From $522
    10

    Mon

  • SAT–LAS, 08/11/2026: From $522
    11

    Tue

  • SAT–LAS, 08/12/2026: From $522
    12

    Wed

  • SAT–LAS, 08/13/2026: From $522
    13

    Thu

  • SAT–LAS, 08/14/2026: From $300
    14

    Fri

  • SAT–LAS, 08/15/2026: From $300
    15

    Sat

  • SAT–LAS, 08/16/2026: From $300
    16

    Sun

  • SAT–LAS, 08/17/2026: From $300
    17

    Mon

  • SAT–LAS, 08/18/2026: From $300
    18

    Tue

  • SAT–LAS, 08/19/2026: From $300
    19

    Wed

  • SAT–LAS, 08/20/2026: From $300
    20

    Thu

  • SAT–LAS, 08/21/2026: From $202
    21

    Fri

  • SAT–LAS, 08/22/2026: From $153
    22

    Sat

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

    Sun

  • SAT–LAS, 08/24/2026: From $153
    24

    Mon

  • SAT–LAS, 08/25/2026: From $153
    25

    Tue

  • SAT–LAS: cmp-view-offers-disclaimer. Find Offers
    26

    Wed

  • SAT–LAS, 08/27/2026: From $163
    27

    Thu

  • SAT–LAS, 08/28/2026: From $202
    28

    Fri

  • SAT–LAS, 08/29/2026: From $153
    29

    Sat

  • SAT–LAS, 08/30/2026: From $258
    30

    Sun

  • SAT–LAS: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

    • Range$153-$564

    *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:
    San Antonio International Airport
    Arriving at:
    McCarran International Airport
    Average flight time:
    2 hours 48 minutes
    Distance:
    1069 miles

    Route Information

    156† Weekly flights
    • 4‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 4‡ Nonstop flights on Sunday

    † 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

    The average flight time from San Antonio to Las Vegas is 2 hours 48 minutes.
    There are 156 weekly flights from San Antonio to Las Vegas on Southwest Airlines.
    Yes, Southwest flies nonstop from San Antonio to Las Vegas 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Antonio to Las Vegas 3 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly San Antonio to Las Vegas with Southwest, check out our Low Fare Calendar.
    You can rent a car at McCarran International Airport book yours with your flight.
    Yes! Flights from San Antonio to Las Vegas—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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