Southwest® flights from Louisville to San Diego from $161

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Low fares from Louisville to San Diego

$

Louisville (SDF)to

San Diego (SAN)
Depart: 11/07/2026

One-way

Basic

From
$161
Seen: 20 hrs ago

Louisville (SDF)to

San Diego (SAN)
Depart: 10/29/2026

One-way

Basic

From
$161
Seen: 16 hrs ago

Louisville (SDF)to

San Diego (SAN)
Depart: 11/02/2026

One-way

Basic

From
$161
Seen: 2 hrs ago

Louisville (SDF)to

San Diego (SAN)
Depart: 10/26/2026

One-way

Basic

From
$161
Seen: 47 minutes ago

Louisville (SDF)to

San Diego (SAN)
Depart: 10/28/2026

One-way

Basic

From
$161
Seen: 12 hrs ago

Louisville (SDF)to

San Diego (SAN)
Depart: 11/09/2026

One-way

Basic

From
$161
Seen: 20 hrs ago

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Explore flights from Louisville to San Diego

Oct 2026
From$161*
Seen: 16 hrs ago
One Way/Basic
Nov 2026
From$161*
Seen: 20 hrs ago
One Way/Basic
Dec 2026
From$172*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $161
cmp-daily-histogram-bars-legend-max-price-aria-label $574
Displaying fares for October-2026
  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    02

    Fri

    OCT

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • SDF–SAN, 10/04/2026: From $574
    04

    Sun

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • SDF–SAN, 10/06/2026: From $574
    06

    Tue

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    07

    Wed

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    08

    Thu

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    09

    Fri

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

  • SDF–SAN, 10/12/2026: From $509
    12

    Mon

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • SDF–SAN, 10/14/2026: From $509
    14

    Wed

  • SDF–SAN, 10/15/2026: From $221
    15

    Thu

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    16

    Fri

  • SDF–SAN, 10/17/2026: From $221
    17

    Sat

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    18

    Sun

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    19

    Mon

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    20

    Tue

  • SDF–SAN, 10/21/2026: From $193
    21

    Wed

  • SDF–SAN, 10/22/2026: From $161
    22

    Thu

  • SDF–SAN, 10/23/2026: From $275
    23

    Fri

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • SDF–SAN, 10/26/2026: From $161
    26

    Mon

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • SDF–SAN, 10/28/2026: From $161
    28

    Wed

  • SDF–SAN, 10/29/2026: From $161
    29

    Thu

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    30

    Fri

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • SDF–SAN: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

    NOV

    • Range$161-$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:
    Louisville International Airport
    Arriving at:
    San Diego International Airport
    Distance:
    1804 miles

    Route Information

    146† 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 146 weekly flights from Louisville to San Diego on Southwest Airlines.
    To find the lowest fares by day and time to fly Louisville to San Diego with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Diego International Airport book yours with your flight.
    Yes! Flights from Louisville to San Diego—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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