Arizona

$64+ Cheap flights from Chicago (CHI) to Arizona

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PHX
Aug 4 — Aug 111
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Cheap flight deals from Chicago to Arizona

Keep the following information in mind while searching for Chicago to Arizona flight deals. Data was last updated July 30, 2025.

Round-trip from

$119
(CheapOair)

One-way from

$64
(Frontier)

Popular in

March

Cheapest in

September

Average price

$257

Good round-trip deal

$149 or less

Good one-way deal

$109 or less
From Chicago (CHI) to Arizona
One-way flight from Chicago (CHI) to Arizona
Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Chicago (CHI) to Arizona.
Price to beat on a one-way flight from Chicago (CHI) to Arizona.

Find flight deals from Chicago to Arizona

Cheapest flights from Chicago to Arizona
Explore the most affordable flight options available from Chicago to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This CheapOair deal was found by Cheapflights users on 7/29. 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.
Wed 8/137:09 pmORD - LAS
1 stop15h 05mSpirit Airlines
Wed 8/2011:10 pmLAS - ORD
Nonstop3h 40mSpirit Airlines
Deal found 7/29$119
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 10/39:54 pmORD - LAS
Nonstop4h 11mFrontier
Sun 10/56:00 amLAS - ORD
Nonstop3h 48mFrontier
Deal found 7/30$120
This Booking.com deal was found by Cheapflights users on 7/29. 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.
Sun 9/288:37 pmRFD - LAS
Nonstop3h 34mAllegiant Air
Sun 10/57:30 amLAS - RFD
Nonstop3h 24mAllegiant Air
Deal found 7/29$134
This CheapOair deal was found by Cheapflights users on 7/29. 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 9/199:54 pmORD - LAS
Nonstop4h 11mMultiple Airlines
Mon 9/226:15 amLAS - ORD
Nonstop3h 36mMultiple Airlines
Deal found 7/29$134
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 9/2011:23 amMDW - LAS
1 stop9h 06mMultiple Airlines
Fri 9/263:22 pmLAS - MDW
Nonstop3h 30mMultiple Airlines
Deal found 7/29$157
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/308:44 pmORD - LAS
Nonstop4h 05mAmerican Airlines
Tue 9/211:55 pmLAS - ORD
Nonstop3h 45mAmerican Airlines
Deal found 7/30$159
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:50 amMDW - LAS
Nonstop3h 45mSouthwest
Sat 9/610:55 amLAS - MDW
Nonstop3h 45mSouthwest
Deal found 7/28$159
This Priceline deal was found by Cheapflights users on 7/29. 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 8/152:15 pmORD - PHX
Nonstop4h 06mFrontier
Mon 8/185:11 pmPHX - ORD
Nonstop3h 44mFrontier
Deal found 7/29$170
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 11/76:40 pmRFD - AZA
Nonstop3h 30mAllegiant Air
Wed 11/123:09 pmAZA - RFD
Nonstop3h 05mAllegiant Air
Deal found 7/29$172
This Frontier deal was found by Cheapflights users on 7/29. 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.
Sun 9/71:53 pmMDW - PHX
Nonstop3h 47mFrontier
Sun 9/144:35 pmPHX - MDW
Nonstop3h 23mFrontier
Deal found 7/29$173
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Fri 9/192:07 pmORD - PHX
Nonstop4h 04mMultiple Airlines
Sun 9/2112:14 pmPHX - ORD
1 stop8h 34mMultiple Airlines
Deal found 7/29$173
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:07 pmRFD - LAS
1 stop11h 36mMultiple Airlines
Thu 10/237:30 amLAS - RFD
Nonstop3h 24mMultiple Airlines
Deal found 7/29$174

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Arizona 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 July 30, 2025.
Use the filters below to find and compare flights from Chicago to Arizona that are best for you.

Fly from

Chicago

Fly to

Arizona

Route

Depart

Return

Price

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Wed 8/13

7:09 pm-8:14 am

1 stop15h 05m

Las Vegas Harry Reid Intl

Wed 8/20

11:10 pm-4:50 am

Nonstop3h 40m

$119

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 10/3

9:54 pm-12:05 am

Nonstop4h 11m

Las Vegas Harry Reid Intl

Sun 10/5

6:00 am-11:48 am

Nonstop3h 48m

$120

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Fri 9/19

9:54 pm-12:05 am

Nonstop4h 11m

Las Vegas Harry Reid Intl

Mon 9/22

6:15 am-11:51 am

Nonstop3h 36m

$134

ChicagoLas Vegas

RFD - LAS

RFDLAS

Chicago Greater Rockford

Sun 9/28

8:37 pm-10:11 pm

Nonstop3h 34m

Las Vegas Harry Reid Intl

Sun 10/5

7:30 am-12:54 pm

Nonstop3h 24m

$134

ChicagoLas Vegas

MDW - LAS

MDWLAS

Chicago Midway

Sat 9/20

11:23 am-6:29 pm

1 stop9h 06m

Las Vegas Harry Reid Intl

Fri 9/26

3:22 pm-8:52 pm

Nonstop3h 30m

$157

ChicagoLas Vegas

ORD - LAS

ORDLAS

Chicago O'Hare Intl

Sat 8/30

8:44 pm-10:49 pm

Nonstop4h 05m

Las Vegas Harry Reid Intl

Tue 9/2

11:55 pm-5:40 am

Nonstop3h 45m

$159

ChicagoLas Vegas

MDW - LAS

MDWLAS

Chicago Midway

Wed 9/3

7:50 am-9:35 am

Nonstop3h 45m

Las Vegas Harry Reid Intl

Sat 9/6

10:55 am-4:40 pm

Nonstop3h 45m

$159

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 8/15

2:15 pm-4:21 pm

Nonstop4h 06m

Phoenix Sky Harbor Intl

Mon 8/18

5:11 pm-10:55 pm

Nonstop3h 44m

$170

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Sun 9/7

1:53 pm-3:40 pm

Nonstop3h 47m

Phoenix Sky Harbor Intl

Sun 9/14

4:35 pm-9:58 pm

Nonstop3h 23m

$173

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Fri 9/19

2:07 pm-4:11 pm

Nonstop4h 04m

Phoenix Sky Harbor Intl

Sun 9/21

12:14 pm-10:48 pm

1 stop8h 34m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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

Have a flexible travel schedule? Discover the best time to fly to Arizona from Chicago 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 Chicago to Arizona

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Arizona (average of $258). Flying from Chicago to Arizona in March is currently the most expensive (average of $337). 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 CHI to AZ?

Find hourly flight availability from Chicago to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Chicago to Arizona, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago to Arizona

Explore weekly flight availability from Chicago to Arizona. 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 July 30, 2025.

The most flights from CHI to USAZ are scheduled on a Monday (61 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (31 on average).

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

Reviews of airlines servicing Arizona

Get insights into the airlines that provide service to Arizona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Arizona. Reviews last updated July 30, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Chicago to Arizona have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
8.0
Very good

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

    Airports that serve Chicago to Arizona are slightly limited when it comes to Chicago. Chicago O’Hare International Airport does serve flights as well as Chicago Midway International Airport but those two would be the only airports in Chicago that would serve flights out to Arizona. Arizona has many airports available to receive flights from either O’Hare or Midway, though Arizona’s most popular airport is Phoenix Sky Harbor International Airport which is also Arizona’s busiest airport and one of the largest commercial airports in the US. Another airport in Arizona that accept flights from Chicago is Tucson International Airport, which is Arizona’s second busiest airport.

  • Which airlines fly directly from Chicago to Arizona?

    Airlines that fly directly from Chicago to Arizona vary on the airports chosen to arrive in and fly out from. If you choose to fly from O’Hare International Airport to Phoenix Sky Harbor International Airport, American Airlines will have a majority of flights available, with United Airlines and Frontier Airlines also offering a few flights. When flying from Chicago Midway International Airport to Tucson International Airport, Delta Airlines will have a majority of the flight choices available.

  • What are the stopover options between Chicago to Arizona?

    Stopovers from Chicago Midway International Airport to Tucson International Airport vary between one and two stopovers. The locations of the stopovers can also vary from Atlanta, Minneapolis, and Salt Lake City. Flight times for these flights can also vary from 3h 35m-9h 19m. When flying from O’Hare International Airport to Phoenix Sky Harbor International, typically the flights are nonstop and vary in times from 3h 31m-5h 46m.

  • Do I need a passport or visa to fly from Chicago to Arizona?

    Due to Chicago and Arizona being both located within the US, any flights from Chicago to Arizona would be considered domestic flights and US Citizens will not be required to have a visa in order to fly to either state. What will be required is a form of photo identification such as a passport or a driver’s license in order to be able to board the aircraft.

  • How does Phoenix Sky Harbor (PHX) contribute to sustainability practices?

    The Airport Carbon Accreditation Program of the Airport Council International recently acknowledged Phoenix Sky Harbor International Airport's dedication to being future-friendly and a pioneer in sustainability. PHX has given a "Transformation" Level 4 certification for the assessment year 2021. It is the only airport in the United States to have the Transformation certification at the moment and also one of just three airports in the country to have attained the Level 4/4+ grading tier. Additionally, PHX airport is implementing new approaches to reducing heat, conserving water, and reducing carbon emissions.

  • Are there sustainable airlines flying on this route?

    The current fleet of Frontier Airlines is 43% more fuel efficient, and the company is dedicated to upholding its title as America's Greenest Airline. The largest A320neo fleet in the US is operated by Frontier! With the usage of these aircraft, seating arrangements, weight-saving techniques, and baggage handling procedures have all helped the airline save an average of 43 percent more fuel than other American airlines, making it the most fuel-efficient airline. In 2020, Delta replaced many of its fleets with 25% fuel-efficient airlines. It aims at replacing 10% of jet fuel with sustainable aviation fuel.

  • Which means of transport is sustainable at Chicago O'Hare International Airport (ORD)?

    Passengers can travel sustainably in various ways to and from ORD. The O'Hare Blue Line station to Forest Park via downtown Chicago is served by the CTA Blue Line, or "L" train, which operates 24h. If you are in the Chicago metropolitan area, you can opt for Metra which provides commuter trains. The O'Hare Transfer Station is connected to Union Station in Chicago city center via the North Central Service. The Airport Transit System is a continuously running every 3-5 minutes automated train service that passengers can use to navigate the airport.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $64. Allegiant Air flights start at $64 while deals on Spirit Airlines start at $66 one-way.

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

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Arizona consider choosing Brussels Airlines (89%), United Airlines (86%) or Air Canada (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Arizona?

    On average you can expect to pay $825 for a flight from Chicago to Arizona. The cheapest flight overall is $95 while the most popular route, (Chicago O'Hare Intl - Las Vegas Harry Reid Intl) is currently priced at $86.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Arizona 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 Chicago to Arizona?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Arizona (average of $258). Flying from Chicago to Arizona in March is currently the most expensive (average of $337). 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

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Alternative routes for Chicago to Arizona

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Chicago to Arizona

Discover the top 8 airlines that operate flights from Chicago to Arizona. 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$220FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$98Average$219FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$140Average$256FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$154Average$212FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$178Average$499FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$437FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$206Average$396FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$379FlexibilityNo cancel feeOn-timeN/A

Helpful tips for your next trip to Arizona

Get useful tips and recommendations to enhance your travel experience on your next trip to Arizona. Learn about must-visit attractions, local customs, transportation options, weather conditions, and other valuable tips to make your trip more enjoyable and hassle-free.
  • Recently, Allegiant Air, which flies on this route invested in a number of ESG-related areas, including agreeing to buy 50 Boeing 737 aircraft, which use up to 20% less fuel than the firm's existing fleet.
  • The Chicago Department of Aviation's (CDA) Green Concessions Policy produces guidelines and merits for vendors at O'Hare and Midway Airports to reduce waste, increase recycling, and generate demand for eco-friendly items.
  • Passengers flying along this route can also help in making their flights sustainable by going paperless and using digital passes. Also, you can proactively offset your flight's greenhouse gas emissions.

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