Southwest® flights from Spokane to Boise from $80

Promo Code

Low fares from Spokane to Boise

$

Spokane (GEG)to

Boise (BOI)
Depart: 12/08/2026

One-way

Basic

From
$80
Seen: 7 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 12/12/2026

One-way

Basic

From
$80
Seen: 10 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 12/24/2026

One-way

Basic

From
$88
Seen: 22 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 12/04/2026

One-way

Basic

From
$88
Seen: 57 minutes ago

Spokane (GEG)to

Boise (BOI)
Depart: 11/17/2026

One-way

Basic

From
$105
Seen: 12 hrs ago

Spokane (GEG)to

Boise (BOI)
Depart: 12/08/2026

One-way

Choice

From
$112
Seen: 7 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Spokane to Boise

Oct 2026
From$284*
Seen: 9 hrs ago
One Way/Basic
Nov 2026
From$105*
Seen: 12 hrs ago
One Way/Basic
Dec 2026
From$80*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $105
cmp-daily-histogram-bars-legend-max-price-aria-label $324
Displaying fares for October-2026
  • GEG–BOI, 10/22/2026: From $324
    22

    Thu

    OCT

  • GEG–BOI, 10/23/2026: From $324
    23

    Fri

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

    Sat

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

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

    Mon

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • GEG–BOI, 10/28/2026: From $284
    28

    Wed

  • GEG–BOI, 10/29/2026: From $284
    29

    Thu

  • GEG–BOI, 10/30/2026: From $284
    30

    Fri

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

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

    Sun

    NOV

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • GEG–BOI, 11/03/2026: From $284
    03

    Tue

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

    Wed

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

    Thu

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

    Fri

  • GEG–BOI, 11/07/2026: From $214
    07

    Sat

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

    Sun

  • GEG–BOI, 11/09/2026: From $138
    09

    Mon

  • GEG–BOI, 11/10/2026: From $138
    10

    Tue

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

    Wed

  • GEG–BOI, 11/12/2026: From $116
    12

    Thu

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

    Fri

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

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

    Sun

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • GEG–BOI, 11/17/2026: From $105
    17

    Tue

  • GEG–BOI: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • GEG–BOI, 11/19/2026: From $118
    19

    Thu

  • GEG–BOI, 11/20/2026: From $194
    20

    Fri

  • GEG–BOI, 11/21/2026: From $194
    21

    Sat

    • Range$105-$324

    *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

    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.

    Explore Flights from Other Popular Origins

    Popular Flights from Spokane