Southwest® flights from Denver to Louisville from $171

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Low fares from Denver to Louisville

$

Denver (DEN)to

Louisville (SDF)
Depart: 11/26/2026

One-way

Basic

From
$171
Seen: 8 hrs ago

Denver (DEN)to

Louisville (SDF)
Depart: 10/28/2026

One-way

Basic

From
$177
Seen: 10 hrs ago

Denver (DEN)to

Louisville (SDF)
Depart: 10/29/2026

One-way

Basic

From
$187
Seen: 10 hrs ago

Denver (DEN)to

Louisville (SDF)
Depart: 12/25/2026

One-way

Basic

From
$214
Seen: 13 hrs ago

Denver (DEN)to

Louisville (SDF)
Depart: 12/24/2026

One-way

Basic

From
$214
Seen: 7 hrs ago

Denver (DEN)to

Louisville (SDF)
Depart: 12/19/2026

One-way

Basic

From
$214
Seen: 12 hrs ago

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Explore flights from Denver to Louisville

Oct 2026
From$177*
Seen: 10 hrs ago
One Way/Basic
Nov 2026
From$171*
Seen: 8 hrs ago
One Way/Basic
Dec 2026
From$214*
Seen: 8 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $177
cmp-daily-histogram-bars-legend-max-price-aria-label $604
Displaying fares for October-2026
  • DEN–SDF, 10/05/2026: From $604
    05

    Mon

    OCT

  • DEN–SDF: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • DEN–SDF, 10/07/2026: From $604
    07

    Wed

  • DEN–SDF, 10/08/2026: From $604
    08

    Thu

  • DEN–SDF, 10/09/2026: From $604
    09

    Fri

  • DEN–SDF, 10/10/2026: From $532
    10

    Sat

  • DEN–SDF, 10/11/2026: From $542
    11

    Sun

  • DEN–SDF, 10/12/2026: From $532
    12

    Mon

  • DEN–SDF, 10/13/2026: From $532
    13

    Tue

  • DEN–SDF, 10/14/2026: From $532
    14

    Wed

  • DEN–SDF: cmp-view-offers-disclaimer. Find Offers
    15

    Thu

  • DEN–SDF, 10/16/2026: From $532
    16

    Fri

  • DEN–SDF, 10/17/2026: From $532
    17

    Sat

  • DEN–SDF, 10/18/2026: From $320
    18

    Sun

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

    Mon

  • DEN–SDF, 10/20/2026: From $320
    20

    Tue

  • DEN–SDF, 10/21/2026: From $310
    21

    Wed

  • DEN–SDF, 10/22/2026: From $310
    22

    Thu

  • DEN–SDF, 10/23/2026: From $310
    23

    Fri

  • DEN–SDF, 10/24/2026: From $310
    24

    Sat

  • DEN–SDF, 10/25/2026: From $295
    25

    Sun

  • DEN–SDF, 10/26/2026: From $285
    26

    Mon

  • DEN–SDF, 10/27/2026: From $285
    27

    Tue

  • DEN–SDF, 10/28/2026: From $177
    28

    Wed

  • DEN–SDF, 10/29/2026: From $187
    29

    Thu

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

    Fri

  • DEN–SDF, 10/31/2026: From $285
    31

    Sat

  • DEN–SDF, 11/01/2026: From $285
    01

    Sun

    NOV

  • DEN–SDF: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

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

    Tue

  • DEN–SDF, 11/04/2026: From $259
    04

    Wed

    • Range$177-$604

    *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:
    Denver International Airport
    Arriving at:
    Louisville International Airport
    Average flight time:
    2 hours 28 minutes
    Distance:
    1024 miles

    Route Information

    151† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight 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 Denver to Louisville is 2 hours 28 minutes.
    There are 151 weekly flights from Denver to Louisville on Southwest Airlines.
    Yes, Southwest flies nonstop from Denver to Louisville once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Denver to Louisville once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Denver 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 Denver 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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