Flights to Mountain States from Boise - ￥12,820

View ￥12,820 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Boise to Mountain States

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Boise to Mountain States (BOI-DEN)

Prices were available within the past 7 days and start at ￥12,820 for one-way flights and ￥21,780 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥21,780 Roundtrip, found 2 days ago
￥21,780
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥21,780 found 2 days ago
Delta
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥32,530 Roundtrip, found 2 days ago
￥32,530
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥32,530 found 2 days ago
Delta
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥38,220 Roundtrip, found 2 days ago
￥38,220
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥38,220 found 2 days ago
Delta
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥42,950 Roundtrip, found 2 days ago
￥42,950
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥42,950 found 2 days ago
United
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥87,900 Roundtrip, found 2 days ago
￥87,900
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥87,900 found 2 days ago
American Airlines
Wed, Aug 6 - Mon, Aug 11
BOI
Boise
BZN
Bozeman
￥100,360 Roundtrip, found 2 days ago
￥100,360
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Aug 6 from Boise to Bozeman, returning Mon, Aug 11, priced at ￥100,360 found 2 days ago

Find the cheapest month to fly from Boise (BOI) to Las Vegas (LAS)

November is typically the cheapest month to fly

From ￥6,066 - ￥45,093 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.