Southwest® flights from Nashville to Boise from $157

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Low fares from Nashville to Boise

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Nashville (BNA)to

Boise (BOI)
Depart: 12/09/2026

One-way

Basic

From
$157
Seen: 15 hrs ago

Nashville (BNA)to

Boise (BOI)
Depart: 09/09/2026

One-way

Basic

From
$157
Seen: 13 hrs ago

Nashville (BNA)to

Boise (BOI)
Depart: 11/04/2026

One-way

Basic

From
$157
Seen: 7 hrs ago

Nashville (BNA)to

Boise (BOI)
Depart: 10/13/2026

One-way

Basic

From
$157
Seen: 20 hrs ago

Nashville (BNA)to

Boise (BOI)
Depart: 09/29/2026

One-way

Basic

From
$157
Seen: 15 hrs ago

Nashville (BNA)to

Boise (BOI)
Depart: 09/22/2026

One-way

Basic

From
$162
Seen: 9 hrs ago

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Explore flights from Nashville to Boise

Sep 2026
From$157*
Seen: 13 hrs ago
One Way/Basic
Oct 2026
From$157*
Seen: 20 hrs ago
One Way/Basic
Nov 2026
From$157*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $157
cmp-daily-histogram-bars-legend-max-price-aria-label $490
Displaying fares for September-2026
  • BNA–BOI, 09/02/2026: From $359
    02

    Wed

    SEP

  • BNA–BOI, 09/03/2026: From $359
    03

    Thu

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

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    05

    Sat

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

  • BNA–BOI, 09/07/2026: From $490
    07

    Mon

  • BNA–BOI, 09/08/2026: From $329
    08

    Tue

  • BNA–BOI, 09/09/2026: From $157
    09

    Wed

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    10

    Thu

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

    Fri

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

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

    Sun

  • BNA–BOI, 09/14/2026: From $346
    14

    Mon

  • BNA–BOI, 09/15/2026: From $304
    15

    Tue

  • BNA–BOI, 09/16/2026: From $304
    16

    Wed

  • BNA–BOI, 09/17/2026: From $304
    17

    Thu

  • BNA–BOI, 09/18/2026: From $304
    18

    Fri

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • BNA–BOI, 09/22/2026: From $162
    22

    Tue

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    24

    Thu

  • BNA–BOI, 09/25/2026: From $174
    25

    Fri

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    26

    Sat

  • BNA–BOI, 09/27/2026: From $250
    27

    Sun

  • BNA–BOI, 09/28/2026: From $200
    28

    Mon

  • BNA–BOI, 09/29/2026: From $157
    29

    Tue

  • BNA–BOI: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

  • BNA–BOI, 10/01/2026: From $185
    01

    Thu

    OCT

    • Range$157-$490

    *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:
    Nashville Metropolitan Airport
    Arriving at:
    Boise Airport
    Distance:
    1643 miles

    Route Information

    141† 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 141 weekly flights from Nashville to Boise on Southwest Airlines.
    To find the lowest fares by day and time to fly Nashville 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 Nashville 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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