Cheap Frontier Airlines flights Knoxville (TYS) to Phoenix (PHX)

Cheap Frontier Airlines flights Knoxville (TYS) to Phoenix (PHX)

Prices were available within the past 7 days and start at for one-way flights and $453 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 25 - Thu, Nov 27

TYS

Knoxville

PHX

Phoenix

$453 Roundtrip, found 2 days ago

$453

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Nov 25 from Knoxville to Phoenix, returning Thu, Nov 27, priced at $453 found 2 days ago

Fri, Nov 21 - Fri, Nov 28

TYS

Knoxville

PHX

Phoenix

$506 Roundtrip, found 2 days ago

$506

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Nov 21 from Knoxville to Phoenix, returning Fri, Nov 28, priced at $506 found 2 days ago