$140 Cheap Frontier Airlines flights Phoenix (PHX) to Boise (BOI)

$140 Cheap Frontier Airlines flights Phoenix (PHX) to Boise (BOI)

Prices were available within the past 7 days and start at $140 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, May 4 - Tue, May 19

PHX

Phoenix

BOI

Boise

$150 Roundtrip, found 7 hours ago

$150

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Mon, May 4 from Phoenix to Boise, returning Tue, May 19, priced at $150 found 7 hours ago

Wed, May 20 - Thu, Jun 4

PHX

Phoenix

BOI

Boise

$170 Roundtrip, found 7 hours ago

$170

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Wed, May 20 from Phoenix to Boise, returning Thu, Jun 4, priced at $170 found 7 hours ago

Mon, May 18 - Thu, Jun 4

PHX

Phoenix

BOI

Boise

$190 Roundtrip, found 7 hours ago

$190

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Mon, May 18 from Phoenix to Boise, returning Thu, Jun 4, priced at $190 found 7 hours ago

Thu, May 7 - Tue, May 19

PHX

Phoenix

BOI

Boise

$191 Roundtrip, found 7 hours ago

$191

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Thu, May 7 from Phoenix to Boise, returning Tue, May 19, priced at $191 found 7 hours ago

Wed, May 13 - Tue, May 26

PHX

Phoenix

BOI

Boise

$195 Roundtrip, found 7 hours ago

$195

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Wed, May 13 from Phoenix to Boise, returning Tue, May 26, priced at $195 found 7 hours ago

Thu, May 7 - Sun, May 17

PHX

Phoenix

BOI

Boise

$211 Roundtrip, found 7 hours ago

$211

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Thu, May 7 from Phoenix to Boise, returning Sun, May 17, priced at $211 found 7 hours ago

Wed, May 13 - Sun, May 24

PHX

Phoenix

BOI

Boise

$215 Roundtrip, found 7 hours ago

$215

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Wed, May 13 from Phoenix to Boise, returning Sun, May 24, priced at $215 found 7 hours ago

Sun, Jun 28 - Tue, Jul 14

PHX

Phoenix

BOI

Boise

$220 Roundtrip, found 7 hours ago

$220

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sun, Jun 28 from Phoenix to Boise, returning Tue, Jul 14, priced at $220 found 7 hours ago

Sun, May 31 - Tue, Jun 2

PHX

Phoenix

BOI

Boise

$235 Roundtrip, found 7 hours ago

$235

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sun, May 31 from Phoenix to Boise, returning Tue, Jun 2, priced at $235 found 7 hours ago

Sat, May 9 - Tue, May 26

PHX

Phoenix

BOI

Boise

$236 Roundtrip, found 7 hours ago

$236

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sat, May 9 from Phoenix to Boise, returning Tue, May 26, priced at $236 found 7 hours ago

Wed, Jul 22 - Thu, Aug 13

PHX

Phoenix

BOI

Boise

$240 Roundtrip, found 7 hours ago

$240

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Wed, Jul 22 from Phoenix to Boise, returning Thu, Aug 13, priced at $240 found 7 hours ago