Cheap flights from Miami to Southwest Idaho

View AU$275 flight on Mon, 8 Sep. 2025Opens in a new window

Popular airlines from Miami to Southwest Idaho

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • 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 35% 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 Miami (FLL) to Southwest Idaho (BOI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 5 Aug. - Tue, 12 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$454 Return, found 3 days ago
AU$454
Return
found 3 days ago
Select Delta flight, departing Tue, 5 Aug. from Fort Lauderdale to Boise, returning Tue, 12 Aug., priced at AU$454 found 3 days ago
Delta
Tue, 5 Aug. - Thu, 14 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$476 Return, found 3 days ago
AU$476
Return
found 3 days ago
Select Delta flight, departing Tue, 5 Aug. from Fort Lauderdale to Boise, returning Thu, 14 Aug., priced at AU$476 found 3 days ago
Delta
Sun, 3 Aug. - Tue, 12 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$477 Return, found 3 days ago
AU$477
Return
found 3 days ago
Select Delta flight, departing Sun, 3 Aug. from Fort Lauderdale to Boise, returning Tue, 12 Aug., priced at AU$477 found 3 days ago
United
Thu, 7 Aug. - Sat, 9 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$676 Return, found 3 days ago
AU$676
Return
found 3 days ago
Select United flight, departing Thu, 7 Aug. from Fort Lauderdale to Boise, returning Sat, 9 Aug., priced at AU$676 found 3 days ago
American Airlines
Wed, 6 Aug. - Mon, 11 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$683 Return, found 3 days ago
AU$683
Return
found 3 days ago
Select American Airlines flight, departing Wed, 6 Aug. from Fort Lauderdale to Boise, returning Mon, 11 Aug., priced at AU$683 found 3 days ago
Alaska Airlines
Wed, 6 Aug. - Mon, 11 Aug.
FLL
Fort Lauderdale
BOI
Boise
AU$1,147 Return, found 3 days ago
AU$1,147
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 6 Aug. from Fort Lauderdale to Boise, returning Mon, 11 Aug., priced at AU$1,147 found 3 days ago

Find the cheapest month to fly from Miami (MIA) to Boise (BOI)

August is typically the cheapest month to fly

From AU$269 - AU$918 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.