$200 Cheap Frontier Airlines flights Boston (BOS) to Phoenix (PHX)

$200 Cheap Frontier Airlines flights Boston (BOS) to Phoenix (PHX)

Prices were available within the past 7 days and start at $200 for one-way flights and $370 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 13 - Tue, Oct 20

BOS

Boston

PHX

Phoenix

$370 Roundtrip, found 6 days ago

$370

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Oct 13 from Boston to Phoenix, returning Tue, Oct 20, priced at $370 found 6 days ago

Sat, Sep 19 - Sun, Oct 4

BOS

Boston

PHX

Phoenix

$380 Roundtrip, found 3 days ago

$380

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Sep 19 from Boston to Phoenix, returning Sun, Oct 4, priced at $380 found 3 days ago

Sat, Sep 19 - Sun, Sep 20

BOS

Boston

PHX

Phoenix

$399 Roundtrip, found 6 hours ago

$399

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, Sep 19 from Boston to Phoenix, returning Sun, Sep 20, priced at $399 found 6 hours ago