Southwest® flights from Louisville to Boston from $182

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Low fares from Louisville to Boston

$

Louisville (SDF)to

Boston (BOS)
Depart: 09/30/2026

One-way

Basic

From
$182
Seen: 16 hrs ago

Louisville (SDF)to

Boston (BOS)
Depart: 10/01/2026

One-way

Basic

From
$182
Seen: 22 hrs ago

Louisville (SDF)to

Boston (BOS)
Depart: 10/22/2026

One-way

Basic

From
$182
Seen: 19 hrs ago

Louisville (SDF)to

Boston (BOS)
Depart: 10/29/2026

One-way

Basic

From
$182
Seen: 19 hrs ago

Louisville (SDF)to

Boston (BOS)
Depart: 09/23/2026

One-way

Basic

From
$182
Seen: 16 hrs ago

Louisville (SDF)to

Boston (BOS)
Depart: 09/17/2026

One-way

Basic

From
$182
Seen: 20 hrs ago

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Explore flights from Louisville to Boston

Aug 2026
From$237*
Seen: 12 hrs ago
One Way/Basic
Sep 2026
From$182*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$182*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $182
cmp-daily-histogram-bars-legend-max-price-aria-label $312
Displaying fares for August-2026
  • SDF–BOS: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

    AUG

  • SDF–BOS, 08/22/2026: From $237
    22

    Sat

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

    Sun

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

    Mon

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

    Tue

  • SDF–BOS, 08/26/2026: From $237
    26

    Wed

  • SDF–BOS, 08/27/2026: From $237
    27

    Thu

  • SDF–BOS, 08/28/2026: From $237
    28

    Fri

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

    Sat

  • SDF–BOS, 08/30/2026: From $290
    30

    Sun

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

    Mon

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

    Tue

    SEP

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

    Wed

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

    Thu

  • SDF–BOS, 09/04/2026: From $312
    04

    Fri

  • SDF–BOS, 09/05/2026: From $193
    05

    Sat

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

    Sun

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

    Mon

  • SDF–BOS, 09/08/2026: From $237
    08

    Tue

  • SDF–BOS, 09/09/2026: From $193
    09

    Wed

  • SDF–BOS, 09/10/2026: From $182
    10

    Thu

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

    Fri

  • SDF–BOS: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

  • SDF–BOS, 09/13/2026: From $250
    13

    Sun

  • SDF–BOS, 09/14/2026: From $182
    14

    Mon

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

    Tue

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

    Wed

  • SDF–BOS, 09/17/2026: From $182
    17

    Thu

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

    Fri

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

    Sat

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

    Sun

    • Range$182-$312

    *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:
    Logan International Airport
    Distance:
    829 miles

    Route Information

    100† 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 100 weekly flights from Louisville to Boston on Southwest Airlines.
    To find the lowest fares by day and time to fly Louisville to Boston with Southwest, check out our Low Fare Calendar.
    You can rent a car at Logan International Airport book yours with your flight.
    Yes! Flights from Louisville to Boston—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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