Southwest® flights from Boise to Denver from $80

Promo Code

Low fares from Boise to Denver

$

Boise (BOI)to

Denver (DEN)
Depart: 12/05/2026

One-way

Basic

From
$80
Seen: 14 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 01/13/2027

One-way

Basic

From
$80
Seen: 16 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 12/15/2026

One-way

Basic

From
$80
Seen: 16 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 01/05/2027

One-way

Basic

From
$85
Seen: 12 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 02/17/2027

One-way

Basic

From
$85
Seen: 8 hrs ago

Boise (BOI)to

Denver (DEN)
Depart: 12/16/2026

One-way

Basic

From
$85
Seen: 6 hrs ago

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Explore flights from Boise to Denver

Nov 2026
From$246*
Seen: 33 minutes ago
One Way/Basic
Dec 2026
From$80*
Seen: 14 hrs ago
One Way/Basic
Jan 2027
From$80*
Seen: 16 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $80
cmp-daily-histogram-bars-legend-max-price-aria-label $431
Displaying fares for November-2026
  • BOI–DEN, 11/11/2026: From $431
    11

    Wed

    NOV

  • BOI–DEN, 11/12/2026: From $431
    12

    Thu

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

    Fri

  • BOI–DEN, 11/14/2026: From $431
    14

    Sat

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

    Sun

  • BOI–DEN, 11/16/2026: From $431
    16

    Mon

  • BOI–DEN, 11/17/2026: From $356
    17

    Tue

  • BOI–DEN, 11/18/2026: From $356
    18

    Wed

  • BOI–DEN, 11/19/2026: From $356
    19

    Thu

  • BOI–DEN, 11/20/2026: From $356
    20

    Fri

  • BOI–DEN, 11/21/2026: From $356
    21

    Sat

  • BOI–DEN, 11/22/2026: From $356
    22

    Sun

  • BOI–DEN, 11/23/2026: From $356
    23

    Mon

  • BOI–DEN, 11/24/2026: From $246
    24

    Tue

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

    Wed

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

    Thu

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

    Fri

  • BOI–DEN, 11/28/2026: From $383
    28

    Sat

  • BOI–DEN, 11/29/2026: From $345
    29

    Sun

  • BOI–DEN, 11/30/2026: From $276
    30

    Mon

  • BOI–DEN, 12/01/2026: From $199
    01

    Tue

    DEC

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

    Wed

  • BOI–DEN, 12/03/2026: From $105
    03

    Thu

  • BOI–DEN, 12/04/2026: From $120
    04

    Fri

  • BOI–DEN, 12/05/2026: From $80
    05

    Sat

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

    Sun

  • BOI–DEN, 12/07/2026: From $95
    07

    Mon

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

    Tue

  • BOI–DEN: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • BOI–DEN, 12/10/2026: From $105
    10

    Thu

    • Range$80-$431

    *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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