Southwest® flights from San Diego to Louisville from $169

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Low fares from San Diego to Louisville

$

San Diego (SAN)to

Louisville (SDF)
Depart: 09/03/2026

One-way

Basic

From
$169
Seen: 9 hrs ago

San Diego (SAN)to

Louisville (SDF)
Depart: 08/26/2026

One-way

Basic

From
$174
Seen: 14 hrs ago

San Diego (SAN)to

Louisville (SDF)
Depart: 10/22/2026

One-way

Basic

From
$174
Seen: 5 hrs ago

San Diego (SAN)to

Louisville (SDF)
Depart: 10/12/2026

One-way

Basic

From
$174
Seen: 9 hrs ago

San Diego (SAN)to

Louisville (SDF)
Depart: 10/08/2026

One-way

Basic

From
$179
Seen: 19 hrs ago

San Diego (SAN)to

Louisville (SDF)
Depart: 09/18/2026

One-way

Basic

From
$199
Seen: 14 hrs ago

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Explore flights from San Diego to Louisville

Aug 2026
From$174*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$169*
Seen: 9 hrs ago
One Way/Basic
Oct 2026
From$174*
Seen: 9 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $564
Displaying fares for August-2026
  • SAN–SDF, 08/02/2026: From $564
    02

    Sun

    AUG

  • SAN–SDF, 08/03/2026: From $564
    03

    Mon

  • SAN–SDF, 08/04/2026: From $564
    04

    Tue

  • SAN–SDF, 08/05/2026: From $564
    05

    Wed

  • SAN–SDF, 08/06/2026: From $559
    06

    Thu

  • SAN–SDF, 08/07/2026: From $494
    07

    Fri

  • SAN–SDF, 08/08/2026: From $499
    08

    Sat

  • SAN–SDF, 08/09/2026: From $499
    09

    Sun

  • SAN–SDF, 08/10/2026: From $494
    10

    Mon

  • SAN–SDF, 08/11/2026: From $499
    11

    Tue

  • SAN–SDF, 08/12/2026: From $499
    12

    Wed

  • SAN–SDF, 08/13/2026: From $494
    13

    Thu

  • SAN–SDF, 08/14/2026: From $289
    14

    Fri

  • SAN–SDF, 08/15/2026: From $294
    15

    Sat

  • SAN–SDF, 08/16/2026: From $294
    16

    Sun

  • SAN–SDF, 08/17/2026: From $289
    17

    Mon

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

    Tue

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

    Wed

  • SAN–SDF, 08/20/2026: From $289
    20

    Thu

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    21

    Fri

  • SAN–SDF: cmp-view-offers-disclaimer. Find Offers
    22

    Sat

  • SAN–SDF: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

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    24

    Mon

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

    Tue

  • SAN–SDF, 08/26/2026: From $174
    26

    Wed

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

    Thu

  • SAN–SDF: cmp-view-offers-disclaimer. Find Offers
    28

    Fri

  • SAN–SDF: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

  • SAN–SDF, 08/30/2026: From $264
    30

    Sun

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    31

    Mon

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

    Tue

    SEP

    • Range$174-$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 Diego International Airport
    Arriving at:
    Louisville International Airport
    Distance:
    1804 miles

    Route Information

    114† 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 114 weekly flights from San Diego to Louisville on Southwest Airlines.
    To find the lowest fares by day and time to fly San Diego to Louisville with Southwest, check out our Low Fare Calendar.
    You can rent a car at Louisville International Airport book yours with your flight.
    Yes! Flights from San Diego to Louisville—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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