Southwest® flights from Harlingen/South Padre Island to San Antonio from $93

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Low fares from Harlingen/South Padre Island to San Antonio

$

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 12/02/2026

One-way

Basic

From
$93
Seen: 55 minutes ago

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 11/23/2026

One-way

Basic

From
$108
Seen: 1 hour ago

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 12/02/2026

One-way

Choice

From
$128
Seen: 55 minutes ago

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 11/23/2026

One-way

Choice

From
$144
Seen: 1 hour ago

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 12/19/2026

One-way

Basic

From
$165
Seen: 15 hrs ago

Harlingen/South Padre Island (HRL)to

San Antonio (SAT)
Depart: 11/25/2026

One-way

Basic

From
$165
Seen: 10 hrs ago

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Explore flights from Harlingen/South Padre Island to San Antonio

Oct 2026
From$180*
Seen: 17 hrs ago
One Way/Basic
Nov 2026
From$108*
Seen: 1 hour ago
One Way/Basic
Dec 2026
From$93*
Seen: 55 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $170
cmp-daily-histogram-bars-legend-max-price-aria-label $230
Displaying fares for October-2026
  • HRL–SAT, 10/22/2026: From $200
    22

    Thu

    OCT

  • HRL–SAT, 10/23/2026: From $230
    23

    Fri

  • HRL–SAT, 10/24/2026: From $190
    24

    Sat

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

    Sun

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    26

    Mon

  • HRL–SAT, 10/27/2026: From $190
    27

    Tue

  • HRL–SAT, 10/28/2026: From $180
    28

    Wed

  • HRL–SAT, 10/29/2026: From $180
    29

    Thu

  • HRL–SAT, 10/30/2026: From $180
    30

    Fri

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

    Sat

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

    Sun

    NOV

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

    Mon

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

    Tue

  • HRL–SAT, 11/04/2026: From $180
    04

    Wed

  • HRL–SAT, 11/05/2026: From $170
    05

    Thu

  • HRL–SAT, 11/06/2026: From $170
    06

    Fri

  • HRL–SAT, 11/07/2026: From $170
    07

    Sat

  • HRL–SAT, 11/08/2026: From $180
    08

    Sun

  • HRL–SAT, 11/09/2026: From $175
    09

    Mon

  • HRL–SAT, 11/10/2026: From $170
    10

    Tue

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

    Wed

  • HRL–SAT: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

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    13

    Fri

  • HRL–SAT: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • HRL–SAT: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

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

    Mon

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

    Tue

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

    Wed

  • HRL–SAT: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

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    20

    Fri

  • HRL–SAT: cmp-view-offers-disclaimer. Find Offers
    21

    Sat

    • Range$170-$230

    *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:
    Valley International Airport
    Arriving at:
    San Antonio International Airport
    Distance:
    233 miles

    Questions we hear the most

    There are 83 weekly flights from Harlingen/South Padre Island to San Antonio on Southwest Airlines.
    To find the lowest fares by day and time to fly Harlingen/South Padre Island 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 Harlingen/South Padre Island 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.

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