Southwest® flights from Boise to Denver from $116

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Low fares from Boise to Denver

$

Boise (BOI)to

Denver (DEN)
Depart: 11/14/2026

One-way

Basic

From
$116
Seen: 18 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 11/11/2026

One-way

Basic

From
$116
Seen: 13 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 12/08/2026

One-way

Basic

From
$116
Seen: 15 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 11/26/2026

One-way

Basic

From
$116
Seen: 16 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 01/28/2027

One-way

Basic

From
$116
Seen: 13 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 12/17/2026

One-way

Basic

From
$116
Seen: 4 hrs ago

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Explore flights from Boise to Denver

Oct 2026
From$351*
Seen: 20 hrs ago
One Way/Basic
Nov 2026
From$116*
Seen: 13 hrs ago
One Way/Basic
Dec 2026
From$116*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $116
cmp-daily-histogram-bars-legend-max-price-aria-label $426
Displaying fares for October-2026
  • BOI–DEN, 10/21/2026: From $426
    21

    Wed

    OCT

  • BOI–DEN, 10/22/2026: From $426
    22

    Thu

  • BOI–DEN, 10/23/2026: From $426
    23

    Fri

  • BOI–DEN, 10/24/2026: From $426
    24

    Sat

  • BOI–DEN, 10/25/2026: From $426
    25

    Sun

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

    Mon

  • BOI–DEN, 10/27/2026: From $351
    27

    Tue

  • BOI–DEN: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

  • BOI–DEN, 10/29/2026: From $351
    29

    Thu

  • BOI–DEN, 10/30/2026: From $351
    30

    Fri

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

    Sat

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

    Sun

    NOV

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

    Mon

  • BOI–DEN: cmp-view-offers-disclaimer. Find Offers
    03

    Tue

  • BOI–DEN, 11/04/2026: From $231
    04

    Wed

  • BOI–DEN, 11/05/2026: From $241
    05

    Thu

  • BOI–DEN, 11/06/2026: From $231
    06

    Fri

  • BOI–DEN, 11/07/2026: From $231
    07

    Sat

  • BOI–DEN, 11/08/2026: From $231
    08

    Sun

  • BOI–DEN, 11/09/2026: From $126
    09

    Mon

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

    Tue

  • BOI–DEN, 11/11/2026: From $116
    11

    Wed

  • BOI–DEN, 11/12/2026: From $131
    12

    Thu

  • BOI–DEN, 11/13/2026: From $145
    13

    Fri

  • BOI–DEN, 11/14/2026: From $116
    14

    Sat

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

    Sun

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

    Mon

  • BOI–DEN, 11/17/2026: From $116
    17

    Tue

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

    Wed

  • BOI–DEN, 11/19/2026: From $204
    19

    Thu

  • BOI–DEN, 11/20/2026: From $241
    20

    Fri

    • Range$116-$426

    *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:
    Boise Airport
    Arriving at:
    Denver International Airport
    Average flight time:
    1 hour 48 minutes
    Distance:
    649 miles

    Questions we hear the most

    The average flight time from Boise to Denver is 1 hour 48 minutes.
    There are 149 weekly flights from Boise to Denver on Southwest Airlines.
    Yes, Southwest flies nonstop from Boise to Denver 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Boise to Denver 3 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Boise to Denver with Southwest, check out our Low Fare Calendar.
    You can rent a car at Denver International Airport book yours with your flight.
    Yes! Flights from Boise to Denver—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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