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$70+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — CHI
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
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 August 17, 2025.

Round-trip from

$111
(Cheapflightsfares)

One-way from

$70
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$240

Good round-trip deal

$197 or less

Good one-way deal

$133 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. 3% potential increase in price ($8 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 August 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 August 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/16. 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.
Wed 9/311:10 pmLAS - ORD
Nonstop3h 40mSpirit Airlines
Sat 9/612:46 pmORD - LAS
Nonstop3h 59mSpirit Airlines
Deal found 8/16$111
This Kiwi.com deal was found by Cheapflights users on 8/15. 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.
Fri 8/292:44 pmLAS - ORD
Nonstop4h 06mMultiple Airlines
Tue 9/97:09 pmORD - LAS
1 stop14h 31mMultiple Airlines
Deal found 8/15$112
This Booking.com deal was found by Cheapflights users on 8/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:45 amLAS - RFD
Nonstop3h 23mAllegiant Air
Sun 8/3112:58 pmRFD - LAS
Nonstop3h 44mAllegiant Air
Deal found 8/15$112
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 9/45:36 pmLAS - ORD
1 stop16h 23mMultiple Airlines
Sun 9/71:03 pmORD - LAS
Nonstop4h 19mMultiple Airlines
Deal found 8/15$113
This Cheapflightsfares deal was found by Cheapflights users on 8/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:15 amLAS - ORD
Nonstop3h 36mSpirit Airlines
Sat 9/2011:37 amORD - LAS
1 stop13h 08mSpirit Airlines
Deal found 8/15$114
This Booking.com deal was found by Cheapflights users on 8/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/263:22 pmLAS - MDW
Nonstop3h 30mMultiple Airlines
Mon 9/294:48 pmMDW - LAS
1 stop5h 33mMultiple Airlines
Deal found 8/15$114
This FlightHub deal was found by Cheapflights users on 8/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/76:00 amLAS - ORD
Nonstop3h 48mMultiple Airlines
Tue 9/97:09 pmORD - LAS
1 stop14h 31mMultiple Airlines
Deal found 8/16$116
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/282:44 pmLAS - ORD
Nonstop4h 06mFrontier
Sun 8/319:45 pmORD - LAS
Nonstop4h 09mFrontier
Deal found 8/15$117
This Priceline deal was found by Cheapflights users on 8/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/43:10 pmLAS - ORD
1 stop6h 49mMultiple Airlines
Tue 9/99:00 amORD - LAS
Nonstop4h 05mMultiple Airlines
Deal found 8/15$118
This CheapOair deal was found by Cheapflights users on 8/17. 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.
Fri 9/129:08 amLAS - ORD
1 stop12h 51mFrontier
Mon 9/159:54 pmORD - LAS
Nonstop4h 11mFrontier
Deal found 8/17$119
This Priceline deal was found by Cheapflights users on 8/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/282:44 pmLAS - ORD
Nonstop4h 06mMultiple Airlines
Sun 8/316:00 amORD - LAS
Nonstop3h 45mMultiple Airlines
Deal found 8/15$121
This Justfly.com deal was found by Cheapflights users on 8/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:38 amLAS - ORD
Nonstop3h 49mMultiple Airlines
Sun 10/199:54 pmORD - LAS
Nonstop4h 05mMultiple Airlines
Deal found 8/16$122

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 August 17, 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

Wed 9/3

11:10 pm-4:50 am

Nonstop3h 40m

Chicago O'Hare Intl

Wed 9/10

9:00 am-11:05 am

Nonstop4h 05m

$111

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Wed 9/3

11:10 pm-4:50 am

Nonstop3h 40m

Chicago O'Hare Intl

Sat 9/6

12:46 pm-2:45 pm

Nonstop3h 59m

$111

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Wed 9/3

11:10 pm-4:50 am

Nonstop3h 40m

Chicago O'Hare Intl

Sat 9/20

12:46 pm-2:45 pm

Nonstop3h 59m

$111

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Fri 8/29

2:44 pm-8:50 pm

Nonstop4h 06m

Chicago O'Hare Intl

Tue 9/9

7:09 pm-7:40 am

1 stop14h 31m

$112

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 9/11

6:00 am-11:48 am

Nonstop3h 48m

Chicago O'Hare Intl

Sun 9/14

1:03 pm-3:22 pm

Nonstop4h 19m

$112

Las VegasChicago

LAS - RFD

LASRFD

Las Vegas Harry Reid Intl

Thu 8/28

6:45 am-12:08 pm

Nonstop3h 23m

Chicago Greater Rockford

Sun 8/31

12:58 pm-2:42 pm

Nonstop3h 44m

$112

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Sat 9/6

5:36 pm-11:59 am

1 stop16h 23m

Chicago O'Hare Intl

Sun 9/14

1:03 pm-3:22 pm

Nonstop4h 19m

$113

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Thu 9/4

5:36 pm-11:59 am

1 stop16h 23m

Chicago O'Hare Intl

Sun 9/7

1:03 pm-3:22 pm

Nonstop4h 19m

$113

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

Fri 9/26

3:22 pm-8:52 pm

Nonstop3h 30m

Chicago Midway

Mon 9/29

4:48 pm-8:21 pm

1 stop5h 33m

$114

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

Sat 9/13

6:15 am-11:51 am

Nonstop3h 36m

Chicago O'Hare Intl

Sat 9/20

7:09 pm-7:40 am

1 stop14h 31m

$115

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

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 August 17, 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 August 17, 2025.

The most flights from USAZ to CHI are scheduled on a Friday (60 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (32 on average).

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.

  • 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 $70 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $71 and Allegiant Air from $72 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: Cathay Pacific (87%), SWISS (86%), Brussels Airlines (84%).

  • What are the cheapest flights from Arizona to Chicago?

    Looking at all options, your cheapest flight can be booked for $98. While the most popular route (Phoenix Sky Harbor Intl - Chicago O'Hare Intl) can be booked for $128 on average our data indicates $993 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 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 August 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$197FlexibilityNo cancel feeOn-time65%
FrontierCheapest$87Average$220FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$135Average$242FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$149Average$344FlexibilityNo cancel feeOn-time69%
DeltaCheapest$162Average$293FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$182Average$460FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$199Average$390FlexibilityNo cancel feeOn-time63%

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