$121 Cheap Frontier Airlines flights Phoenix (PHX) to Boise (BOI)

$121 Cheap Frontier Airlines flights Phoenix (PHX) to Boise (BOI)

Prices were available within the past 7 days and start at $121 for one-way flights and $281 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 5 - Thu, Oct 16

PHX

Phoenix

BOI

Boise

$281 Roundtrip, found 21 hours ago

$281

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sun, Oct 5 from Phoenix to Boise, returning Thu, Oct 16, priced at $281 found 21 hours ago