Flights from Chicago to Phoenix Sky Harbor

Our cheapest offers for flights from Chicago to Phoenix Sky Harbor

Here you can compare cheap flights from Chicago (CHI) to Phoenix Sky Harbor (PHX) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Phoenix Sky Harbor. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Chicago
Phoenix - Sky Harbor
Outbound
11/24/25
1 Stopover (SAN)
AS1447, AS2501
08h 49min
Return
12/29/25
1 Stopover (MSP)
SY0610, SY0261
16h 39min
Alaska Airlines ?
$256
Chicago
Phoenix - Sky Harbor
Outbound
02/13/26
direct
F91829
04h 00min
Return
02/26/26
direct
F91828
03h 39min
Frontier Airlines
$358
Best option
Chicago
Phoenix - Sky Harbor
Outbound
11/24/25
direct
AA2103
03h 50min
Return
12/29/25
direct
AA0762
03h 26min
American Airlines ?
$359
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
direct
F91829
04h 00min
Return
04/16/26
1 Stopover (SAN)
AS3222, AS1478
06h 15min
Frontier Airlines
$283
found 2 days ago
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
1 Stopover (SAN)
HA7447, HA7462
09h 17min
Return
04/16/26
1 Stopover (SAN)
HA7455, HA7478
06h 15min
Hawaiian Airlines ?
$306
found yesterday
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
direct
F91829
04h 00min
Return
04/16/26
1 Stopover (MSP)
SY0608, SY0261
22h 22min
Frontier Airlines ?
$308
found yesterday
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
1 Stopover (SAN)
AS1447, AS3054
09h 17min
Return
04/16/26
1 Stopover (SAN)
AS3222, AS1478
06h 15min
Alaska Airlines
$314
found yesterday
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
direct
F91829
04h 00min
Return
04/16/26
1 Stopover (MSP)
SY0602, SY0261
07h 04min
Frontier Airlines ?
$316
found 2 days ago
Chicago
Phoenix - Sky Harbor
Outbound
04/03/26
1 Stopover (SAN)
AS1447, AS3054
09h 17min
Return
04/16/26
1 Stopover (SAN)
AS3222, AS1478
06h 15min
Alaska Airlines ?
$320
found 2 days ago
Chicago
Phoenix - Sky Harbor
Outbound
11/24/25
1 Stopover (SEA)
AS1464, AS0644
18h 59min
Return
12/29/25
1 Stopover (MSP)
SY0610, SY0261
16h 39min
Alaska Airlines ?
$332
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Chicago to Phoenix Sky Harbor

Favorite airline: Spirit Airlines
The majority of passengers on the route Chicago – Phoenix - Sky Harbor prefer to fly with Spirit Airlines.
Spirit Airlines
40 %
Frontier Airlines
19 %
American Airlines
17 %
Cheapest weekday: Saturday
The cheapest days to fly on this route are Saturday.
Direct flights are cheaper
Direct flights on this route are $111.00 cheaper on average than flights with a stopover.
non stop flight
1 stop
03h 55min
20h 26min
$115
$226
The favorite connection is non-stop
72 % of all bookings on the route Chicago to Phoenix - Sky Harbor are for non-stop flights.
Route
bookings
Direct flights
03h 55min, from $115
72 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
08h 23min, from $282
11 %
1 stopover Dallas-Fort Worth International Airport, T
11h 05min, from $252
8 %

Important flight information

Flight information: Chicago - Phoenix - Sky Harbor

Roundtrip from $255.33
Flight duration min. 03:39 / max. 12:45
Return flight duration min. 03:10/ max. 07:25
Distance 2335 km
Flights per week 253
Departure airport Airport Chicago-IL, all airports (CHI)
Arrival airport Airport Phoenix - Sky Harbor International Airport (PHX)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Phoenix - Sky Harbor
Flight destinations with a similar price
Flight destinations with a similar price