Southwest® flights from Raleigh/Durham to Louisville from $158

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Low fares from Raleigh/Durham to Louisville

$

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 11/17/2026

One-way

Basic

From
$158
Seen: 23 hrs ago

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 12/18/2026

One-way

Basic

From
$172
Seen: 18 hrs ago

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 11/25/2026

One-way

Basic

From
$183
Seen: 13 hrs ago

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 12/09/2026

One-way

Basic

From
$183
Seen: 30 minutes ago

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 11/21/2026

One-way

Basic

From
$188
Seen: 16 hrs ago

Raleigh/Durham (RDU)to

Louisville (SDF)
Depart: 12/10/2026

One-way

Basic

From
$188
Seen: 18 hrs ago

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Explore flights from Raleigh/Durham to Louisville

Oct 2026
From$188*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
From$158*
Seen: 23 hrs ago
One Way/Basic
Dec 2026
From$172*
Seen: 18 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $188
Displaying fares for October-2026
  • RDU–SDF: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

    OCT

  • RDU–SDF, 10/04/2026: From $411
    04

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    05

    Mon

  • RDU–SDF, 10/06/2026: From $411
    06

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    07

    Wed

  • RDU–SDF, 10/08/2026: From $411
    08

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  • RDU–SDF, 10/09/2026: From $411
    09

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    10

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    12

    Mon

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    13

    Tue

  • RDU–SDF, 10/14/2026: From $362
    14

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    15

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    16

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    17

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    18

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    19

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    20

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    21

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    22

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    23

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    24

    Sat

  • RDU–SDF, 10/25/2026: From $213
    25

    Sun

  • RDU–SDF, 10/26/2026: From $213
    26

    Mon

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    27

    Tue

  • RDU–SDF, 10/28/2026: From $188
    28

    Wed

  • RDU–SDF, 10/29/2026: From $188
    29

    Thu

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    30

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    31

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    01

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    NOV

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    02

    Mon

    • Range$188-$411

    *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:
    Raleigh/Durham Airport
    Arriving at:
    Louisville International Airport
    Distance:
    415 miles

    Route Information

    109† 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 109 weekly flights from Raleigh/Durham to Louisville on Southwest Airlines.
    To find the lowest fares by day and time to fly Raleigh/Durham 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 Raleigh/Durham 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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