Southwest® flights from Jacksonville to Boise from $239

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Low fares from Jacksonville to Boise

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Jacksonville (JAX)to

Boise (BOI)
Depart: 10/19/2026

One-way

Basic

From
$239
Seen: 2 hrs ago

Jacksonville (JAX)to

Boise (BOI)
Depart: 10/19/2026

One-way

Choice

From
$294
Seen: 2 hrs ago

Jacksonville (JAX)to

Boise (BOI)
Depart: 09/29/2026

One-way

Basic

From
$304
Seen: 1 hour ago

Jacksonville (JAX)to

Boise (BOI)
Depart: 09/28/2026

One-way

Basic

From
$309
Seen: 3 hrs ago

Jacksonville (JAX)to

Boise (BOI)
Depart: 10/08/2026

One-way

Basic

From
$309
Seen: 1 hour ago

Jacksonville (JAX)to

Boise (BOI)
Depart: 09/29/2026

One-way

Choice

From
$359
Seen: 1 hour ago

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Explore flights from Jacksonville to Boise

Sep 2026
From$304*
Seen: 1 hour ago
One Way/Basic
Oct 2026
From$239*
Seen: 2 hrs ago
One Way/Basic
Nov 2026
No result for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $304
Displaying fares for September-2026
  • JAX–BOI, 09/14/2026: From $574
    14

    Mon

    SEP

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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

    Sun

  • JAX–BOI, 09/21/2026: From $509
    21

    Mon

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    22

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    23

    Wed

  • JAX–BOI, 09/24/2026: From $509
    24

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    25

    Fri

  • JAX–BOI, 09/26/2026: From $509
    26

    Sat

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    27

    Sun

  • JAX–BOI, 09/28/2026: From $309
    28

    Mon

  • JAX–BOI, 09/29/2026: From $304
    29

    Tue

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    30

    Wed

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    01

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    OCT

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    02

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    03

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    04

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    05

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    06

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    07

    Wed

  • JAX–BOI, 10/08/2026: From $309
    08

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    09

    Fri

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    10

    Sat

  • JAX–BOI: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

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    12

    Mon

  • JAX–BOI: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

    • Range$304-$574

    *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:
    Jacksonville International Airport
    Arriving at:
    Boise Airport
    Distance:
    2091 miles

    Route Information

    38† 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 38 weekly flights from Jacksonville to Boise on Southwest Airlines.
    To find the lowest fares by day and time to fly Jacksonville to Boise with Southwest, check out our Low Fare Calendar.
    You can rent a car at Boise Airport book yours with your flight.
    Yes! Flights from Jacksonville to Boise—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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