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Cheap flights from Chicago to Phoenix from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Phoenix departing on 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Allegiant Air Logo
2:08 pm - 3:37 pmRFD-AZA
3h 29mnonstop
Allegiant Air Logo
3:50 pm - 8:58 pmAZA-RFD
3h 08mnonstop
$132Allegiant Air
Find Deal
mié., sep. 3 - vie., sep. 12
Allegiant Air Logo
9:48 pm - 11:17 pmRFD-AZA
3h 29mnonstop
Allegiant Air Logo
1:48 pm - 6:56 pmAZA-RFD
3h 08mnonstop
$134Allegiant Air
Find Deal
vie., sep. 12 - lun., sep. 15
Allegiant Air Logo
12:55 pm - 2:28 pmRFD-AZA
3h 33mnonstop
Allegiant Air Logo
7:00 am - 12:05 pmAZA-RFD
3h 05mnonstop
$140Allegiant Air
Find Deal
vie., ago. 15 - lun., ago. 18
Allegiant Air Logo
1:00 pm - 2:31 pmRFD-AZA
3h 31mnonstop
Allegiant Air Logo
7:00 am - 12:10 pmAZA-RFD
3h 10mnonstop
$142Allegiant Air
Find Deal
sáb., oct. 4 - sáb., oct. 11
Allegiant Air Logo
8:55 pm - 10:26 pmRFD-AZA
3h 31mnonstop
Allegiant Air Logo
2:55 pm - 8:05 pmAZA-RFD
3h 10mnonstop
$149Allegiant Air
Find Deal
vie., oct. 3 - lun., oct. 6
Allegiant Air Logo
6:40 pm - 9:10 pmRFD-AZA
3h 30mnonstop
Allegiant Air Logo
3:09 pm - 7:14 pmAZA-RFD
3h 05mnonstop
$152Allegiant Air
Find Deal
lun., nov. 10 - mié., nov. 12
Sun Country Air Logo
7:32 pm - 5:18 pmORD-AZA
22h 46m1 stop
Sun Country Air Logo
5:34 pm - 10:39 amAZA-ORD
16h 05m1 stop
$234Sun Country Air
Find Deal
jue., nov. 20 - dom., nov. 23
Sun Country Air Logo
11:45 am - 5:12 pmORD-AZA
6h 27m1 stop
Sun Country Air Logo
6:16 pm - 9:50 amAZA-ORD
14h 34m1 stop
$249Sun Country Air
Find Deal
jue., dic. 18 - dom., dic. 21
Sun Country Air Logo
11:45 am - 5:12 pmORD-AZA
6h 27m1 stop
Sun Country Air Logo
6:16 pm - 9:50 amAZA-ORD
14h 34m1 stop
$272Sun Country Air
Find Deal
jue., dic. 18 - dom., dic. 21
Logo
6:44 pm - 9:23 pmORD-AZA
28h 39m3 stops
Logo
8:28 am - 4:12 pmAZA-ORD
29h 44m3 stops
$302
Find Deal
jue., sep. 4 - lun., sep. 8

Allegiant Air flights from Chicago to Phoenix-Mesa Gateway Airport

Our best Allegiant Air deals on Chicago to Phoenix-Mesa Gateway Airport flight tickets
Allegiant Air
Sep 3
RFD2:08 pmChicago Greater Rockford
3h 29m
AZA3:37 pmPhoenix-Mesa Gateway
Sep 12
AZA3:50 pmPhoenix-Mesa Gateway
3h 08m
RFD8:58 pmChicago Greater Rockford
$132
Find similar
Allegiant Air
Sep 12
RFD9:48 pmChicago Greater Rockford
3h 29m
AZA11:17 pmPhoenix-Mesa Gateway
Sep 15
AZA1:48 pmPhoenix-Mesa Gateway
3h 08m
RFD6:56 pmChicago Greater Rockford
$134
Find similar
Allegiant Air
Aug 15
RFD12:55 pmChicago Greater Rockford
3h 33m
AZA2:28 pmPhoenix-Mesa Gateway
Aug 18
AZA7:00 amPhoenix-Mesa Gateway
3h 05m
RFD12:05 pmChicago Greater Rockford
$140
Find similar

Sun Country Air flights from Chicago to Phoenix-Mesa Gateway Airport

Our best Sun Country Air deals on Chicago to Phoenix-Mesa Gateway Airport flight tickets
Sun Country Air
Nov 20
ORD7:32 pmChicago O'Hare Intl
22h 46m
1 stop
AZA5:18 pmPhoenix-Mesa Gateway
Nov 23
AZA5:34 pmPhoenix-Mesa Gateway
16h 05m
1 stop
ORD10:39 amChicago O'Hare Intl
$234
Find similar
Sun Country Air
Dec 18
ORD11:45 amChicago O'Hare Intl
6h 27m
1 stop
AZA5:12 pmPhoenix-Mesa Gateway
Dec 21
AZA6:16 pmPhoenix-Mesa Gateway
14h 34m
1 stop
ORD9:50 amChicago O'Hare Intl
$249
Find similar
Sun Country Air
Dec 18
ORD11:45 amChicago O'Hare Intl
6h 27m
1 stop
AZA5:12 pmPhoenix-Mesa Gateway
Dec 21
AZA6:16 pmPhoenix-Mesa Gateway
14h 34m
1 stop
ORD9:50 amChicago O'Hare Intl
$272
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Phoenix-Mesa Gateway Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Chicago to Phoenix-Mesa Gateway Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

mié. 9/3

2:08 pm-3:37 pm

Nonstop3h 29m

Phoenix-Mesa Gateway

vie. 9/12

3:50 pm-8:58 pm

Nonstop3h 08m

$132

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

vie. 9/12

9:48 pm-11:17 pm

Nonstop3h 29m

Phoenix-Mesa Gateway

lun. 9/15

1:48 pm-6:56 pm

Nonstop3h 08m

$134

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

vie. 8/15

12:55 pm-2:28 pm

Nonstop3h 33m

Phoenix-Mesa Gateway

lun. 8/18

7:00 am-12:05 pm

Nonstop3h 05m

$140

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

sáb. 10/4

1:00 pm-2:31 pm

Nonstop3h 31m

Phoenix-Mesa Gateway

sáb. 10/11

7:00 am-12:10 pm

Nonstop3h 10m

$142

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

vie. 10/3

8:55 pm-10:26 pm

Nonstop3h 31m

Phoenix-Mesa Gateway

lun. 10/6

2:55 pm-8:05 pm

Nonstop3h 10m

$149

ChicagoPhoenix

RFD - AZA

RFDAZA

Chicago Greater Rockford

lun. 11/10

6:40 pm-9:10 pm

Nonstop3h 30m

Phoenix-Mesa Gateway

mié. 11/12

3:09 pm-7:14 pm

Nonstop3h 05m

$152

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

jue. 11/20

7:32 pm-5:18 pm

1 stop22h 46m

Phoenix-Mesa Gateway

dom. 11/23

5:34 pm-10:39 am

1 stop16h 05m

$234

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

jue. 12/18

11:45 am-5:12 pm

1 stop6h 27m

Phoenix-Mesa Gateway

dom. 12/21

6:16 pm-9:50 am

1 stop14h 34m

$249

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

jue. 12/18

11:45 am-5:12 pm

1 stop6h 27m

Phoenix-Mesa Gateway

dom. 12/21

6:16 pm-9:50 am

1 stop14h 34m

$272

ChicagoPhoenix

ORD - AZA

ORDAZA

Chicago O'Hare Intl

jue. 9/4

6:44 pm-9:23 pm

3 stops28h 39m

Phoenix-Mesa Gateway

lun. 9/8

8:28 am-4:12 pm

3 stops29h 44m

$302

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago to Phoenix-Mesa Gateway Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Phoenix-Mesa Gateway Airport?

What is the cheapest month to fly to Phoenix-Mesa Gateway Airport?

The month of September is, on average, the cheapest month to fly to Phoenix-Mesa Gateway Airport from Chicago, with most prices found around $138. If you aren’t able to travel to Phoenix-Mesa Gateway Airport during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $151.

What is the cheapest day to depart on your flight to Phoenix-Mesa Gateway Airport?

The cheapest day to depart from Chicago to Phoenix-Mesa Gateway Airport is on a Tuesday. Travelers who choose to depart for Phoenix-Mesa Gateway Airport on a Tuesday will often find tickets for as low as $212. On the other hand, Saturday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $330.

What is the cheapest time of day to depart on your flight to Phoenix-Mesa Gateway Airport?

Flying to Phoenix-Mesa Gateway Airport from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $212 when looking at flights departing at noon. In contrast, the most expensive time of day to depart to Phoenix-Mesa Gateway Airport is in the morning when prices are around $301.

What is the cheapest Chicago to Phoenix-Mesa Gateway flight route?

Fly from Chicago Greater Rockford to Phoenix-Mesa Gateway for the best Chicago - Phoenix-Mesa Gateway flight prices

What cabin class options are available on Chicago to Phoenix-Mesa Gateway flights?

There are 1 cabin classes available to choose from on Chicago to Phoenix-Mesa Gateway flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Chicago to Phoenix-Mesa Gateway Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Phoenix-Mesa Gateway Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Phoenix-Mesa Gateway Airport (CHI to AZA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Phoenix-Mesa Gateway Airport

Best Price Found

$55

Fastest flight time

3h 22m

Direct flights

Mon, Tue, Thu and Sat
The best one-way flight to Phoenix-Mesa Gateway Airport from Chicago in the past 72 hours is $55. The best round-trip flight deal from Chicago to Phoenix-Mesa Gateway Airport found on momondo in the last 72 hours is $132.
The fastest flight from Chicago to Phoenix-Mesa Gateway Airport takes 3h 22m
Direct flights go from Chicago to Phoenix-Mesa Gateway Airport on Monday, Tuesday, Thursday and Saturday. The only airline offering direct flights is Allegiant Air.
Search flight deals

  • How far is Chicago to Phoenix-Mesa Gateway by plane?

    The distance between Chicago and Phoenix-Mesa Gateway is about 1435.8 mi. In terms of flight time, this usually takes a little over 3h 22m.

  • When did momondo last update prices for flights from Chicago to Phoenix-Mesa Gateway Airport?

    Prices for flights from Chicago to Phoenix-Mesa Gateway Airport were last updated today.

  • How many operators does momondo search for flights from Chicago to Phoenix-Mesa Gateway Airport?

  • How old do you have to be to fly from Chicago to Phoenix-Mesa Gateway Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Phoenix-Mesa Gateway Airport.

  • What documentation or ID do you need to fly to Phoenix-Mesa Gateway Airport?

    The travel and health documents required for your trip to Phoenix-Mesa Gateway Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix-Mesa Gateway Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to Phoenix-Mesa Gateway Airport?

  • What is the most popular airline from Chicago to Phoenix-Mesa Gateway Airport?

Best airlines flying from Chicago to Phoenix-Mesa Gateway Airport

Compare and see reviews for airlines that fly from Chicago to Phoenix-Mesa Gateway Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $69Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
Allegiant AirPriceFrom $140Free CancellationRating
7.2
702 reviews
Search Allegiant Air flights

  • Allegiant Air Flights From Chicago to Phoenix-Mesa Gateway Airport

    Allegiant Air flies from Chicago to Phoenix-Mesa Gateway Airport around 1 time per week, with 702 momondo users rating the airline 7.2/10. The cheapest Allegiant Air deal from Chicago to Phoenix-Mesa Gateway Airport in the last 72 hours was $140 (round-trip), much lower than the average airfare cost of $256 for Allegiant Air flights on this route.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Phoenix?

It is quick and easy to find Chicago to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Chicago to Phoenix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phoenix from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Phoenix?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Phoenix.

I’m not ready to book a flight from Chicago to Phoenix right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.

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