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$39+ Cheap flights from Arizona to Illinois

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ORD
nov. 5 — nov. 121
1 adult
mar. 11/5
mar. 11/12
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Find flight deals from Arizona to Illinois

Cheapest flights from Arizona to Illinois
Explore the most affordable flight options available from Arizona to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 31, 2024.

This Frontier deal was found by Cheapflights users on 10/29. 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.
jue. 12/52:20 pmLAS - STL
Nonstop3h 14mFrontier
dom. 12/88:34 pmSTL - LAS
Nonstop3h 55mFrontier
Deal found 10/29$78
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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.
jue. 11/76:27 amLAS - ORD
Nonstop3h 37mSpirit Airlines
lun. 11/1110:13 pmORD - LAS
Nonstop4h 08mSpirit Airlines
Deal found 10/30$82
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/511:37 amLAS - ORD
Nonstop3h 51mFrontier
dom. 12/86:36 pmORD - LAS
Nonstop4h 24mFrontier
Deal found 10/29$85
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/56:11 amLAS - MDW
Nonstop3h 37mFrontier
dom. 12/812:43 pmMDW - LAS
Nonstop4h 24mFrontier
Deal found 10/29$85
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/226:38 pmLAS - ORD
Nonstop3h 41mMultiple Airlines
lun. 11/2512:57 pmORD - LAS
Nonstop4h 05mMultiple Airlines
Deal found 10/30$95
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
jue. 11/710:43 pmPHX - ORD
1 stop12h 21mMultiple Airlines
mié. 11/1312:21 pmORD - PHX
1 stop10h 39mMultiple Airlines
Deal found 10/29$118
This CheapOair deal was found by Cheapflights users on 10/31. 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.
vie. 12/133:55 pmPHX - MDW
Nonstop3h 19mFrontier
lun. 12/167:15 amMDW - PHX
1 stop25h 21mFrontier
Deal found 10/31$118
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/126:00 amPHX - ORD
1 stop7h 00mFrontier
lun. 1/64:41 pmORD - PHX
1 stop8h 54mFrontier
Deal found 10/30$120
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/63:41 pmAZA - RFD
Nonstop3h 07mAllegiant Air
vie. 12/138:38 pmRFD - AZA
Nonstop3h 38mAllegiant Air
Deal found 10/30$123
This FareScan deal was found by Cheapflights users on 10/31. 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 FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/710:43 pmPHX - ORD
1 stop12h 21mSpirit Airlines
mar. 11/1210:45 amORD - PHX
1 stop22h 18mSpirit Airlines
Deal found 10/31$158
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/117:25 pmPHX - STL
1 stop23h 09mFrontier
dom. 1/128:31 pmSTL - PHX
1 stop12h 46mFrontier
Deal found 10/30$158
This FlightHub deal was found by Cheapflights users on 10/31. 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.
lun. 11/1812:59 amLAS - STL
1 stop20h 14mMultiple Airlines
jue. 11/215:21 pmSTL - LAS
1 stop10h 16mMultiple Airlines
Deal found 10/31$158

Find flights from Arizona to Illinois within your budget

Customize your flight search to find flights from Arizona to Illinois 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 2,570,725 searches. Data last updated octubre 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

mar. 12/10

5:32 am-5:40 pm

1 stop10h 08m

$51

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

mar. 11/19

8:18 am-3:50 pm

1 stop5h 32m

$53

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

lun. 12/9

11:59 pm-5:36 am

Nonstop3h 37m

$67

Las VegasChicago

LAS - MDW

LASMDW

Las Vegas Harry Reid Intl

mar. 1/7

5:55 pm-11:20 pm

Nonstop3h 25m

$70

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

vie. 1/10

12:45 am-5:11 am

Nonstop3h 26m

$81

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

mié. 2/19

6:20 am-4:58 pm

1 stop8h 38m

$82

PhoenixChicago

AZA - RFD

AZARFD

Phoenix-Mesa Gateway

vie. 12/20

3:11 pm-7:18 pm

Nonstop3h 07m

$88

PhoenixChicago

PHX - ORD

PHXORD

Phoenix Sky Harbor Intl

mar. 1/7

12:05 pm-11:44 pm

1 stop10h 39m

$112

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

dom. 12/15

11:59 pm-10:38 am

1 stop8h 39m

$114

Las VegasChicago

LAS - ORD

LASORD

Las Vegas Harry Reid Intl

lun. 11/18

6:00 am-9:26 pm

1 stop13h 26m

$59

Flights are sorted by cheapest first

Deals found on 10/31

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

Have a flexible travel schedule? Discover the best time to fly to Illinois 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.

Travel insights for flights from Arizona to Illinois

Get recent, data-driven insights about flights from Arizona to Illinois including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Arizona to Illinois (average of $232). Flying from Arizona to Illinois in June is currently the most expensive (average of $308). 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 IL?

Find hourly flight availability from Arizona to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 31, 2024.

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated octubre 31, 2024.
To help decide which airline to fly from Arizona to Illinois, see what other customers have to say about American Airlines, Frontier and Delta. 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.
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,116 reviews
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,420 reviews
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,835 reviews
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Porter Airlines
7.8
Good
294 reviews
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,240 reviews
Southwest
8.1
Very good
5,116 reviews

Boarding

8.3

Crew

8.7

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

  • Can I find flights from Arizona to Illinois for under $100 on Cheapflights?

    Yes, there are multiple flights from Arizona to Illinois for under $100. The cheapest flight booked recently is on Frontier for just $77, but on average you can expect to pay $144.

  • Are there nonstop flights from Arizona to Illinois for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Arizona to Illinois under $100. A good price for a nonstop flight from Arizona to Illinois is less than $212.

  • Are there last-minute flights available from Arizona to Illinois for under $100?

    There are currently 20+ open flights from Arizona to Illinois within the next 7 days for less than $100.

  • What days are nonstop flights available from Arizona to Illinois?

    Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

  • How many flights depart from Arizona to Illinois on average per day?

    Travelers can expect 107 flights from Arizona to Illinois on average per day.
    Early Morning (Midnight to 6am) - 8% of flight departures
    Morning (6am - Noon) - 55% of flight departures
    Afternoon (Noon - 6pm) - 21% of flight departures
    Evening (6pm - Midnight) - 16% of flight departures

  • How long is the flight from Arizona to Illinois?

    For as low as $77, Frontier can have you in Illinois from Arizona in 3h 07m. The distance from Arizona to Illinois is about 1445 mi. All flights are typically nonstop.

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

    The cheapest airlines for a one-way flight from Arizona to Illinois are Spirit Airlines ($39), Frontier ($52), and United Airlines ($67).

  • What does PHX to ORD mean?

    PHX and ORD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PHX to ORD refers to a flight route from Phoenix Sky Harbor Intl Airport to Chicago O'Hare Intl Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI).

  • Can I find deals for flights from Arizona to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Arizona to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Arizona to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Arizona to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Arizona to Illinois that allow pets onboard?

    Many airlines flying from Arizona to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Arizona to Illinois?

    Yes, you can often find last-minute deals on Arizona to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Arizona to Illinois flight deals updated?

    The Arizona to Illinois flight deals you see on this page were last updated on 10/31.

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

    Currently, September is the cheapest month in which you can book a flight from Arizona to Illinois (average of $232). Flying from Arizona to Illinois in June is currently the most expensive (average of $308). 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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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 Illinois

Discover the top 7 airlines that operate flights from Arizona to Illinois. 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 2,570,725 searches. Data last updated octubre 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$172FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$69Average$165FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$78Average$250FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$149Average$472FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$160Average$327FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$166Average$498FlexibilityNo cancel feeOn-time71%
DeltaCheapest$215Average$439FlexibilityNo cancel feeOn-timeN/A
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