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$57+ Cheap flights from Arizona to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — CHI
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap flight deals from Arizona to Chicago

Cheapest flights from Arizona to Chicago
Explore the most affordable flight options available from Arizona to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:59 amLAS - ORD
1 stop8h 28mFrontier
Sun 1/410:49 pmORD - LAS
Nonstop4h 09mFrontier
Deal found 12/8$125
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:20 pmLAS - ORD
1 stop9h 58mFrontier
Sun 1/410:49 pmORD - LAS
Nonstop4h 09mFrontier
Deal found 12/8$127
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:35 amLAS - ORD
Nonstop3h 42mFrontier
Sun 1/46:00 amORD - LAS
1 stop11h 58mFrontier
Deal found 12/8$131
This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:40 pmPHX - ORD
Nonstop3h 43mFrontier
Tue 12/307:01 pmORD - PHX
1 stop29h 48mFrontier
Deal found 12/9$131
This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:40 pmPHX - ORD
Nonstop3h 43mFrontier
Sat 1/39:55 pmORD - PHX
Nonstop3h 54mFrontier
Deal found 12/9$133
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:35 amLAS - ORD
Nonstop3h 42mMultiple Airlines
Thu 1/11:34 pmORD - LAS
1 stop12h 14mMultiple Airlines
Deal found 12/8$134
This Frontier deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:40 pmPHX - ORD
Nonstop3h 43mFrontier
Fri 1/21:27 pmORD - PHX
Nonstop4h 08mFrontier
Deal found 12/7$141
This Trip.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:01 pmPHX - MDW
Nonstop3h 20mFrontier
Sun 1/43:01 pmMDW - PHX
Nonstop4h 00mFrontier
Deal found 12/8$144
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amLAS - ORD
1 stop16h 12mFrontier
Thu 1/13:27 pmORD - LAS
Nonstop4h 19mFrontier
Deal found 12/7$150
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:35 amLAS - ORD
Nonstop3h 42mFrontier
Fri 1/21:27 pmORD - LAS
1 stop11h 12mFrontier
Deal found 12/8$155
This Cheapflightsfares deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:31 pmPHX - ORD
1 stop24h 41mFrontier
Sat 1/39:55 pmORD - PHX
Nonstop3h 54mFrontier
Deal found 12/8$156
This Frontier deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:35 amLAS - ORD
Nonstop3h 42mFrontier
Thu 1/13:27 pmORD - LAS
Nonstop4h 19mFrontier
Deal found 12/8$157

Find flight deals from Arizona to Chicago

Keep the following information in mind while searching for Arizona to Chicago flight deals. Data was last updated December 10, 2025.

Round-trip from

$93
(Frontier)

One-way from

$57
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$315

Good round-trip deal

$245 or less

Good one-way deal

$64 or less
From Arizona to Chicago (CHI)
Search Deals
One-way flight from Arizona to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Arizona to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Arizona to Chicago (CHI).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona to Chicago 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, Cheapflights users made 2,558,603 searches. Data last updated December 10, 2025.
Use the filters below to find and compare flights from Arizona to Chicago that are best for you.

Fly from

Arizona

Fly to

Chicago

Route

Depart

Return

Price

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Fri 1/9

1:21 pm-5:26 pm

Nonstop3h 05m

Chicago Greater Rockford

Mon 1/12

6:16 pm-9:00 pm

Nonstop3h 44m

$114

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Wed 1/7

9:10 am-1:15 pm

Nonstop3h 05m

Chicago Greater Rockford

Mon 1/12

6:16 pm-9:00 pm

Nonstop3h 44m

$126

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

Wed 1/21

11:59 pm-11:45 am

1 stop9h 46m

Chicago Midway

Tue 1/27

1:20 pm-10:28 pm

1 stop11h 08m

$148

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Fri 1/16

1:21 pm-5:26 pm

Nonstop3h 05m

Chicago Greater Rockford

Fri 1/23

6:16 pm-9:00 pm

Nonstop3h 44m

$152

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Fri 1/16

1:21 pm-5:26 pm

Nonstop3h 05m

Chicago Greater Rockford

Wed 1/21

2:05 pm-4:49 pm

Nonstop3h 44m

$152

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Wed 1/21

9:10 am-1:15 pm

Nonstop3h 05m

Chicago Greater Rockford

Mon 1/26

6:16 pm-9:00 pm

Nonstop3h 44m

$156

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Wed 1/7

9:10 am-1:15 pm

Nonstop3h 05m

Chicago Greater Rockford

Fri 1/9

6:16 pm-9:00 pm

Nonstop3h 44m

$158

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 1/8

12:30 am-6:08 am

Nonstop3h 38m

Chicago O'Hare Intl

Tue 1/13

7:35 am-9:49 am

Nonstop4h 14m

$159

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

Fri 1/23

11:40 pm-5:05 am

Nonstop3h 25m

Chicago Midway

Sun 1/25

8:40 pm-10:45 pm

Nonstop4h 05m

$159

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

Sat 1/10

11:40 pm-5:05 am

Nonstop3h 25m

Chicago Midway

Tue 1/13

7:50 pm-9:55 pm

Nonstop4h 05m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 results
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Best time to book a flight from Arizona to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Arizona with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Arizona to Chicago

What is the cheapest month to book a flight from Arizona to Chicago?

Currently, December is the cheapest month in which you can book a flight from Arizona to Chicago (average of $62). Flying from Arizona to Chicago in July is currently the most expensive (average of $191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AZ to CHI?

Find hourly flight availability from Arizona to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 10, 2025.

It’s optimal to fly from Arizona to Chicago in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Arizona to Chicago?

Use this chart to determine the cheapest time to fly round-trip from Arizona to Chicago. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Arizona to Chicago flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Arizona to Chicago

Explore weekly flight availability from Arizona to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 10, 2025.

The most flights from USAZ to CHI are scheduled on a Monday (53 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

How much does it cost to fly round-trip from Arizona to Chicago?

Related info for your journey

Find useful and relevant information for your journey from Arizona to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Arizona to Chicago?

    Departing from Arizona to Chicago will take you 3h 05m. Airlines will cover a distance of 1371 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Arizona to Chicago one-way?

    One-way options have recently been found by users for as low as $47 on Frontier. Other airlines that offer cheap prices include Allegiant Air from $64 and Spirit Airlines from $81 one-way.

  • What are the most popular routes from Arizona to Chicago?

    While some choose either Las Vegas Harry Reid Intl - Chicago O'Hare Intl or Phoenix Sky Harbor Intl - Chicago Midway, Phoenix Sky Harbor Intl - Chicago O'Hare Intl is the most popular route from Arizona to Chicago.

  • What are the most reliable airlines from Arizona to Chicago?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Arizona to Chicago on time: Japan Airlines (84%), Aer Lingus (82%), American Airlines (81%).

  • What are the cheapest flights from Arizona to Chicago?

    Looking at all options, your cheapest flight can be booked for $34. While the most popular route (Phoenix Sky Harbor Intl - Chicago O'Hare Intl) can be booked for $73 on average, our data indicates $980 when flying from Arizona to Chicago.

  • Can I find deals for flights from Arizona to Chicago that include hotel bookings?

    Yes. In addition to deals on Arizona to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Arizona to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Arizona to Chicago.

  • Can I find deals for business class flights from Arizona to Chicago?

    Yes. Cheapflights offers flight deals from Arizona to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Arizona to Chicago?

    Currently, December is the cheapest month in which you can book a flight from Arizona to Chicago (average of $62). Flying from Arizona to Chicago in July is currently the most expensive (average of $191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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Alternative routes for Arizona to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Arizona to Chicago

Discover the top 7 airlines that operate flights from Arizona to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$79Average$208FlexibilityNo cancel feeOn-time65%
FrontierCheapest$84Average$225FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$106Average$216FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$149Average$352FlexibilityNo cancel feeOn-time69%
DeltaCheapest$162Average$355FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$429FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$200Average$382FlexibilityNo cancel feeOn-time63%

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