Southwest® flights from Spokane to Boise from $114

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Low fares from Spokane to Boise

$

Spokane (GEG)to

Boise (BOI)
Depart: 10/07/2026

One-way

Basic

From
$114
Seen: 23 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 09/29/2026

One-way

Basic

From
$114
Seen: 16 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 09/28/2026

One-way

Basic

From
$124
Seen: 16 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 09/25/2026

One-way

Basic

From
$124
Seen: 17 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 11/02/2026

One-way

Basic

From
$124
Seen: 1 hour ago

Spokane (GEG)to

Boise (BOI)
Depart: 11/05/2026

One-way

Basic

From
$124
Seen: 1 hour ago

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Explore flights from Spokane to Boise

Aug 2026
From$264*
Seen: 11 hrs ago
One Way/Basic
Sep 2026
From$114*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$114*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $139
cmp-daily-histogram-bars-legend-max-price-aria-label $330
Displaying fares for August-2026
  • GEG–BOI, 08/20/2026: From $330
    20

    Thu

    AUG

  • GEG–BOI, 08/21/2026: From $330
    21

    Fri

  • GEG–BOI, 08/22/2026: From $330
    22

    Sat

  • GEG–BOI, 08/23/2026: From $330
    23

    Sun

  • GEG–BOI, 08/24/2026: From $330
    24

    Mon

  • GEG–BOI, 08/25/2026: From $330
    25

    Tue

  • GEG–BOI, 08/26/2026: From $264
    26

    Wed

  • GEG–BOI, 08/27/2026: From $264
    27

    Thu

  • GEG–BOI, 08/28/2026: From $264
    28

    Fri

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

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

    Sun

  • GEG–BOI, 08/31/2026: From $264
    31

    Mon

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

  • GEG–BOI, 09/02/2026: From $194
    02

    Wed

  • GEG–BOI, 09/03/2026: From $194
    03

    Thu

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

    Fri

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

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

    Sun

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • GEG–BOI, 09/09/2026: From $224
    09

    Wed

  • GEG–BOI, 09/10/2026: From $139
    10

    Thu

  • GEG–BOI, 09/11/2026: From $139
    11

    Fri

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

    Sat

  • GEG–BOI, 09/13/2026: From $190
    13

    Sun

  • GEG–BOI, 09/14/2026: From $171
    14

    Mon

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

  • GEG–BOI, 09/16/2026: From $139
    16

    Wed

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

  • GEG–BOI, 09/18/2026: From $139
    18

    Fri

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

    Sat

    • Range$139-$330

    *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:
    Spokane International Airport
    Arriving at:
    Boise Airport
    Distance:
    287 miles

    Route Information

    51† 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 51 weekly flights from Spokane to Boise on Southwest Airlines.
    To find the lowest fares by day and time to fly Spokane 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 Spokane 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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