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$72+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — CHI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Arizona to Chicago

Keep the following information in mind while searching for Arizona to Chicago flight deals. Data was last updated September 15, 2025.

Round-trip from

$112
(Kiwi.com)

One-way from

$72
(Frontier)

Popular in

December

Cheapest in

January

Average price

$238

Good round-trip deal

$151 or less

Good one-way deal

$141 or less
From Arizona to Chicago (CHI)
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One-way flight from Arizona to Chicago (CHI)
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Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Arizona to Chicago (CHI).
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Price to beat on a one-way flight from Arizona to Chicago (CHI).
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Find 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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Fri 10/32:57 pmLAS - ORD
Nonstop4h 02mFrontier
Sun 10/129:54 pmORD - LAS
Nonstop4h 05mFrontier
Deal found 9/13$112
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 11/143:45 pmLAS - ORD
Nonstop3h 58mFrontier
Sat 11/157:15 amORD - LAS
1 stop10h 31mFrontier
Deal found 9/14$113
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 9/262:57 pmLAS - ORD
Nonstop4h 02mFrontier
Mon 9/299:54 pmORD - LAS
Nonstop4h 11mFrontier
Deal found 9/14$114
This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/193:10 pmLAS - ORD
1 stop6h 49mFrontier
Mon 9/229:54 pmORD - LAS
Nonstop4h 11mFrontier
Deal found 9/13$115
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 11/412:50 amLAS - ORD
Nonstop3h 35mMultiple Airlines
Fri 11/710:43 pmORD - LAS
Nonstop4h 01mMultiple Airlines
Deal found 9/13$117
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 12/912:50 amLAS - ORD
Nonstop3h 35mMultiple Airlines
Sun 12/143:53 pmORD - LAS
Nonstop4h 10mMultiple Airlines
Deal found 9/13$118
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/166:49 amLAS - ORD
Nonstop3h 42mMultiple Airlines
Sun 10/199:54 pmORD - LAS
Nonstop4h 05mMultiple Airlines
Deal found 9/15$119
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3012:55 amLAS - ORD
1 stop7h 45mMultiple Airlines
Wed 10/86:35 amORD - LAS
Nonstop3h 54mMultiple Airlines
Deal found 9/14$120
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Fri 9/262:57 pmLAS - ORD
Nonstop4h 02mFrontier
Fri 10/39:54 pmORD - LAS
Nonstop4h 11mFrontier
Deal found 9/14$122
This Frontier deal was found by Cheapflights users on 9/14. 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 9/256:00 amLAS - ORD
Nonstop3h 48mFrontier
Mon 9/299:54 pmORD - LAS
Nonstop4h 11mFrontier
Deal found 9/14$123
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Sat 10/116:30 pmLAS - ORD
Nonstop3h 47mSpirit Airlines
Sat 10/1811:55 amORD - LAS
1 stop11h 07mSpirit Airlines
Deal found 9/14$124
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Fri 10/102:54 pmLAS - ORD
Nonstop4h 00mFrontier
Tue 10/147:15 amORD - LAS
1 stop27h 47mFrontier
Deal found 9/14$125

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 September 15, 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

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 10/30

12:59 am-12:16 am

1 stop21h 17m

Chicago O'Hare Intl

Sun 11/2

10:43 pm-12:44 am

Nonstop4h 01m

$125

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 10/16

6:49 am-12:31 pm

Nonstop3h 42m

Chicago O'Hare Intl

Sun 10/19

6:40 am-8:34 am

Nonstop3h 54m

$127

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 9/25

10:41 am-10:45 pm

1 stop10h 04m

Chicago O'Hare Intl

Mon 9/29

6:15 am-8:15 am

Nonstop4h 00m

$130

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Fri 10/3

2:57 pm-8:59 pm

Nonstop4h 02m

Chicago O'Hare Intl

Wed 10/15

7:15 am-1:13 pm

1 stop7h 58m

$133

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Wed 10/1

9:36 am-6:14 pm

1 stop6h 38m

Chicago O'Hare Intl

Wed 10/8

6:35 am-8:29 am

Nonstop3h 54m

$135

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Tue 9/30

12:55 am-10:40 am

1 stop7h 45m

Chicago O'Hare Intl

Thu 10/2

7:09 pm-7:40 am

1 stop14h 31m

$138

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 10/23

12:59 am-12:59 am

1 stop22h 00m

Chicago O'Hare Intl

Mon 10/27

10:51 am-1:13 pm

1 stop28h 22m

$147

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 10/9

12:59 am-12:59 am

1 stop22h 00m

Chicago O'Hare Intl

Tue 10/14

7:15 am-6:55 pm

1 stop13h 40m

$148

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

Fri 11/14

1:45 pm-5:50 pm

Nonstop3h 05m

Chicago Greater Rockford

Wed 11/19

2:05 pm-4:38 pm

Nonstop3h 33m

$152

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Wed 12/10

4:55 pm-10:35 pm

Nonstop3h 40m

Chicago O'Hare Intl

Sun 12/14

7:15 am-9:20 am

Nonstop4h 05m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

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, August is the cheapest month in which you can book a flight from Arizona to Chicago (average of $245). Flying from Arizona to Chicago in March is currently the most expensive (average of $321). 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Arizona to Chicago as you normally would.

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 September 15, 2025.

The most flights from USAZ to CHI are scheduled on a Sunday (66 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (45 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 $74 on Southwest. Other airlines that offer cheap prices include United Airlines from $80 and Allegiant Air from $83 one-way.

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

    While some choose either Phoenix Sky Harbor Intl - Chicago Midway or Las Vegas Harry Reid Intl - Chicago O'Hare Intl, 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: SWISS (89%), Cathay Pacific (89%), Brussels Airlines (87%).

  • What are the cheapest flights from Arizona to Chicago?

    Looking at all options, your cheapest flight can be booked for $88. While the most popular route (Phoenix Sky Harbor Intl - Chicago O'Hare Intl) can be booked for $147 on average, our data indicates $866 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, August is the cheapest month in which you can book a flight from Arizona to Chicago (average of $245). Flying from Arizona to Chicago in March is currently the most expensive (average of $321). 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
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

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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 6 airlines flying from Arizona to Chicago

Discover the top 6 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$208FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$216FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$131Average$247FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$149Average$344FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$468FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$202Average$386FlexibilityNo cancel feeOn-time63%

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