$109 Cheap Frontier Airlines flights Phoenix (PHX) to Chicago (ORD)

$109 Cheap Frontier Airlines flights Phoenix (PHX) to Chicago (ORD)

Prices were available within the past 7 days and start at $109 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 31 - Mon, Jun 2

PHX

Phoenix

ORD

Chicago

$198 Roundtrip, found 4 days ago

$198

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Phoenix to Chicago, returning Mon, Jun 2, priced at $198 found 4 days ago

Mon, May 5 - Fri, May 9

PHX

Phoenix

ORD

Chicago

$300 Roundtrip, found 20 hours ago

$300

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Mon, May 5 from Phoenix to Chicago, returning Fri, May 9, priced at $300 found 20 hours ago