$34 Cheap Frontier Airlines flights Phoenix (PHX) to Chicago (ORD)

$34 Cheap Frontier Airlines flights Phoenix (PHX) to Chicago (ORD)

Prices were available within the past 7 days and start at $34 for one-way flights and $88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 10 - Sun, Jan 18

PHX

Phoenix

ORD

Chicago

$88 Roundtrip, found 21 hours ago

$88

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sat, Jan 10 from Phoenix to Chicago, returning Sun, Jan 18, priced at $88 found 21 hours ago

Sun, Jan 11 - Sun, Jan 18

PHX

Phoenix

ORD

Chicago

$89 Roundtrip, found 21 hours ago

$89

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sun, Jan 11 from Phoenix to Chicago, returning Sun, Jan 18, priced at $89 found 21 hours ago

Sat, Jan 10 - Thu, Jan 15

PHX

Phoenix

ORD

Chicago

$101 Roundtrip, found 21 hours ago

$101

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sat, Jan 10 from Phoenix to Chicago, returning Thu, Jan 15, priced at $101 found 21 hours ago

Sun, Jan 11 - Thu, Jan 15

PHX

Phoenix

ORD

Chicago

$102 Roundtrip, found 21 hours ago

$102

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Sun, Jan 11 from Phoenix to Chicago, returning Thu, Jan 15, priced at $102 found 21 hours ago

Thu, Dec 4 - Thu, Dec 11

PHX

Phoenix

ORD

Chicago

$125 Roundtrip, found 1 day ago

$125

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 4 from Phoenix to Chicago, returning Thu, Dec 11, priced at $125 found 1 day ago

Thu, Dec 4 - Mon, Dec 8

PHX

Phoenix

ORD

Chicago

$129 Roundtrip, found 1 day ago

$129

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 4 from Phoenix to Chicago, returning Mon, Dec 8, priced at $129 found 1 day ago