Southwest® flights from San Antonio to Las Vegas from $151

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Low fares from San Antonio to Las Vegas

$

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 12/08/2026

One-way

Basic

From
$151
Seen: 23 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 01/07/2027

One-way

Basic

From
$151
Seen: 23 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 10/24/2026

One-way

Basic

From
$151
Seen: 12 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 12/12/2026

One-way

Basic

From
$151
Seen: 12 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 12/24/2026

One-way

Basic

From
$151
Seen: 5 hrs ago

San Antonio (SAT)to

Las Vegas (LAS)
Depart: 10/21/2026

One-way

Basic

From
$151
Seen: 8 hrs ago

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Explore flights from San Antonio to Las Vegas

Oct 2026
From$151*
Seen: 8 hrs ago
One Way/Basic
Nov 2026
From$151*
Seen: 15 hrs ago
One Way/Basic
Dec 2026
From$151*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $151
cmp-daily-histogram-bars-legend-max-price-aria-label $574
Displaying fares for October-2026
  • SAT–LAS, 10/01/2026: From $574
    01

    Thu

    OCT

  • SAT–LAS, 10/02/2026: From $574
    02

    Fri

  • SAT–LAS, 10/03/2026: From $574
    03

    Sat

  • SAT–LAS, 10/04/2026: From $569
    04

    Sun

  • SAT–LAS, 10/05/2026: From $574
    05

    Mon

  • SAT–LAS, 10/06/2026: From $569
    06

    Tue

  • SAT–LAS, 10/07/2026: From $527
    07

    Wed

  • SAT–LAS, 10/08/2026: From $532
    08

    Thu

  • SAT–LAS, 10/09/2026: From $532
    09

    Fri

  • SAT–LAS, 10/10/2026: From $532
    10

    Sat

  • SAT–LAS, 10/11/2026: From $532
    11

    Sun

  • SAT–LAS, 10/12/2026: From $532
    12

    Mon

  • SAT–LAS, 10/13/2026: From $527
    13

    Tue

  • SAT–LAS, 10/14/2026: From $305
    14

    Wed

  • SAT–LAS, 10/15/2026: From $310
    15

    Thu

  • SAT–LAS, 10/16/2026: From $310
    16

    Fri

  • SAT–LAS: cmp-view-offers-disclaimer. Find Offers
    17

    Sat

  • SAT–LAS, 10/18/2026: From $310
    18

    Sun

  • SAT–LAS, 10/19/2026: From $310
    19

    Mon

  • SAT–LAS, 10/20/2026: From $305
    20

    Tue

  • SAT–LAS, 10/21/2026: From $151
    21

    Wed

  • SAT–LAS, 10/22/2026: From $161
    22

    Thu

  • SAT–LAS, 10/23/2026: From $173
    23

    Fri

  • SAT–LAS, 10/24/2026: From $151
    24

    Sat

  • SAT–LAS, 10/25/2026: From $270
    25

    Sun

  • SAT–LAS, 10/26/2026: From $151
    26

    Mon

  • SAT–LAS, 10/27/2026: From $151
    27

    Tue

  • SAT–LAS, 10/28/2026: From $151
    28

    Wed

  • SAT–LAS, 10/29/2026: From $151
    29

    Thu

  • SAT–LAS, 10/30/2026: From $173
    30

    Fri

  • SAT–LAS, 10/31/2026: From $151
    31

    Sat

    • Range$151-$574

    *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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