Southwest® flights from San Antonio to Philadelphia from $134

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Low fares from San Antonio to Philadelphia

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San Antonio (SAT)to

Philadelphia (PHL)
Depart: 11/04/2026

One-way

Basic

From
$134
Seen: 8 hrs ago

San Antonio (SAT)to

Philadelphia (PHL)
Depart: 10/28/2026

One-way

Basic

From
$134
Seen: 23 hrs ago

San Antonio (SAT)to

Philadelphia (PHL)
Depart: 11/14/2026

One-way

Basic

From
$134
Seen: 18 hrs ago

San Antonio (SAT)to

Philadelphia (PHL)
Depart: 11/01/2026

One-way

Basic

From
$134
Seen: 16 hrs ago

San Antonio (SAT)to

Philadelphia (PHL)
Depart: 10/27/2026

One-way

Basic

From
$134
Seen: 22 hrs ago

San Antonio (SAT)to

Philadelphia (PHL)
Depart: 11/12/2026

One-way

Basic

From
$134
Seen: 15 hrs ago

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Explore flights from San Antonio to Philadelphia

Oct 2026
From$134*
Seen: 4 hrs ago
One Way/Basic
Nov 2026
From$134*
Seen: 18 hrs ago
One Way/Basic
Dec 2026
From$209*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $134
cmp-daily-histogram-bars-legend-max-price-aria-label $420
Displaying fares for October-2026
  • SAT–PHL, 10/02/2026: From $385
    02

    Fri

    OCT

  • SAT–PHL, 10/03/2026: From $328
    03

    Sat

  • SAT–PHL, 10/04/2026: From $385
    04

    Sun

  • SAT–PHL, 10/05/2026: From $385
    05

    Mon

  • SAT–PHL: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • SAT–PHL, 10/07/2026: From $328
    07

    Wed

  • SAT–PHL, 10/08/2026: From $390
    08

    Thu

  • SAT–PHL, 10/09/2026: From $420
    09

    Fri

  • SAT–PHL: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • SAT–PHL, 10/11/2026: From $385
    11

    Sun

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

    Mon

  • SAT–PHL: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

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

    Wed

  • SAT–PHL, 10/15/2026: From $346
    15

    Thu

  • SAT–PHL, 10/16/2026: From $346
    16

    Fri

  • SAT–PHL, 10/17/2026: From $328
    17

    Sat

  • SAT–PHL, 10/18/2026: From $346
    18

    Sun

  • SAT–PHL, 10/19/2026: From $346
    19

    Mon

  • SAT–PHL, 10/20/2026: From $328
    20

    Tue

  • SAT–PHL, 10/21/2026: From $328
    21

    Wed

  • SAT–PHL, 10/22/2026: From $139
    22

    Thu

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

    Fri

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

    Sat

  • SAT–PHL, 10/25/2026: From $315
    25

    Sun

  • SAT–PHL, 10/26/2026: From $209
    26

    Mon

  • SAT–PHL, 10/27/2026: From $134
    27

    Tue

  • SAT–PHL, 10/28/2026: From $134
    28

    Wed

  • SAT–PHL, 10/29/2026: From $134
    29

    Thu

  • SAT–PHL: cmp-view-offers-disclaimer. Find Offers
    30

    Fri

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

    Sat

  • SAT–PHL, 11/01/2026: From $134
    01

    Sun

    NOV

    • Range$134-$420

    *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:
    Philadelphia International Airport
    Distance:
    1496 miles

    Route Information

    119† Weekly flights

    † 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

    There are 119 weekly flights from San Antonio to Philadelphia on Southwest Airlines.
    To find the lowest fares by day and time to fly San Antonio to Philadelphia with Southwest, check out our Low Fare Calendar.
    You can rent a car at Philadelphia International Airport book yours with your flight.
    Yes! Flights from San Antonio to Philadelphia—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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