$160 Cheap Frontier Airlines flights Phoenix (PHX) to Boston (BOS)

$160 Cheap Frontier Airlines flights Phoenix (PHX) to Boston (BOS)

Prices were available within the past 7 days and start at $160 for one-way flights and $288 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 20 - Thu, Aug 21

PHX

Phoenix

BOS

Boston

$288 Roundtrip, found 1 day ago

$288

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Aug 20 from Phoenix to Boston, returning Thu, Aug 21, priced at $288 found 1 day ago

Thu, Aug 14 - Sun, Aug 24

PHX

Phoenix

BOS

Boston

$348 Roundtrip, found 1 day ago

$348

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 14 from Phoenix to Boston, returning Sun, Aug 24, priced at $348 found 1 day ago

Sun, Aug 17 - Sun, Aug 24

PHX

Phoenix

BOS

Boston

$351 Roundtrip, found 1 day ago

$351

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Aug 17 from Phoenix to Boston, returning Sun, Aug 24, priced at $351 found 1 day ago