Flights from Boise to Louisville from $ 324*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Boise (BOI) to Louisville (SDF)

Try alternate month or interact with individual days below in order to find offers.
Mar 2026
No result for this month
Apr 2026
From$ 745*
Viewed: 1 hour ago
RoundTrip|Economy
May 2026
From$ 324*
Viewed: 1 hour ago
RoundTrip|Economy
$ 745
Displaying fares for March-2026
  • 25

    We

    MAR

  • 26

    Th

  • 27

    Fr

  • 28

    Sa

  • 29

    Su

  • 30

    Mo

  • 31

    Tu

  • 01

    We

    APR

  • 02

    Th

  • 03

    Fr

  • 04

    Sa

  • 05

    Su

  • 06

    Mo

  • 07

    Tu

  • 08

    We

  • 09

    Th

  • 10

    Fr

  • 11

    Sa

  • 12

    Su

  • 13

    Mo

  • 14

    Tu

  • 15

    We

  • 16

    Th

  • 17

    Fr

  • 18

    Sa

  • 19

    Su

  • 20

    Mo

  • 21

    Tu

  • 22

    We

  • 23

    Th

  • 24

    Fr

    • Range$ 745

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Boise (BOI) to Louisville (SDF) flights

    $
    keyboard_arrow_down
    More United deals on Boise (BOI) to Louisville (SDF) flights
    From
    To
    Fare Type
    Dates
    Price
    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		05/05/26 - 05/12/26

    from

    $ 324

    Viewed: 1 hour ago

    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		05/05/26 - 05/12/26

    from

    $ 599

    Viewed: 1 hour ago

    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		04/02/26 - 04/06/26

    from

    $ 745

    Viewed: 1 hour ago

    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		05/05/26 - 05/12/26

    from

    $ 784

    Viewed: 1 hour ago

    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		04/02/26 - 04/06/26

    from

    $ 895

    Viewed: 1 hour ago

    Boise (BOI)Louisville (SDF)Roundtrip
    |
    Economy    		04/02/26 - 04/06/26

    from

    $ 1,170

    Viewed: 1 hour ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    Explore United Airlines's Top-Pick Destinations

    Explore more United flights