HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tempe

$59+ Cheap flights from Illinois to Tempe, AZ

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PHX
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Tempe with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Tempe

Cheapest flights from Illinois to Tempe
Explore the most affordable flight options available from Illinois to Tempe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

This American Airlines deal was found by Cheapflights users on 12/30. 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.
Wed 12/312:04 pmSTL - PHX
1 stop7h 30mAmerican Airlines
Thu 1/17:56 pmPHX - STL
Nonstop2h 55mAmerican Airlines
Deal found 12/30$307
This Kiwi.com deal was found by Cheapflights users on 12/29. 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.
Mon 12/298:52 pmSTL - PHX
Nonstop3h 31mFrontier
Fri 1/23:50 pmPHX - STL
Nonstop2h 57mFrontier
Deal found 12/29$336
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:16 amSTL - PHX
1 stop5h 58mAmerican Airlines
Wed 1/79:54 amPHX - STL
Nonstop2h 59mAmerican Airlines
Deal found 12/29$347
This United Airlines deal was found by Cheapflights users on 12/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:02 pmSTL - PHX
1 stop6h 56mUnited Airlines
Wed 1/710:40 amPHX - STL
1 stop5h 15mUnited Airlines
Deal found 12/29$357
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:16 amSTL - PHX
1 stop8h 03mAmerican Airlines
Fri 1/27:56 pmPHX - STL
Nonstop2h 55mAmerican Airlines
Deal found 12/29$372
This United Airlines deal was found by Cheapflights users on 12/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:02 pmSTL - PHX
1 stop6h 56mUnited Airlines
Fri 1/23:30 pmPHX - STL
1 stop6h 13mUnited Airlines
Deal found 12/29$382
This American Airlines deal was found by Cheapflights users on 12/30. 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.
Wed 12/314:53 pmSTL - PHX
1 stop7h 55mAmerican Airlines
Sun 1/47:56 pmPHX - STL
Nonstop2h 55mAmerican Airlines
Deal found 12/30$395
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:53 pmSTL - PHX
1 stop7h 55mAmerican Airlines
Sat 1/35:00 amPHX - STL
1 stop4h 50mAmerican Airlines
Deal found 12/29$397
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:43 pmSTL - PHX
Nonstop3h 22mAmerican Airlines
Mon 1/57:56 pmPHX - STL
Nonstop2h 55mAmerican Airlines
Deal found 12/29$402
This United Airlines deal was found by Cheapflights users on 12/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:05 amSTL - PHX
2 stops13h 23mUnited Airlines
Thu 1/17:15 amPHX - STL
2 stops13h 28mUnited Airlines
Deal found 12/30$407
This American Airlines deal was found by Cheapflights users on 12/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:00 amSTL - PHX
Nonstop3h 30mAmerican Airlines
Sun 1/45:00 amPHX - STL
1 stop4h 50mAmerican Airlines
Deal found 12/29$412
This American Airlines deal was found by Cheapflights users on 12/30. 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.
Wed 12/313:30 pmBMI - PHX
1 stop6h 47mAmerican Airlines
Wed 1/71:15 pmPHX - BMI
1 stop8h 01mAmerican Airlines
Deal found 12/30$435

Find flight deals from Illinois to Tempe

Keep the following information in mind while searching for Illinois to Tempe flight deals. Data was last updated December 31, 2025.

Round-trip from

$101
(Frontier)

One-way from

$59
(Frontier)

Popular in

March

Cheapest in

August

Average price

$333
From Illinois to Tempe
Search Deals
One-way flight from Illinois to Tempe
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Tempe 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 31, 2025.
Use the filters below to find and compare flights from Illinois to Tempe that are best for you.

Fly from

Illinois

Fly to

Tempe

Route

Depart

Return

Price

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Tue 2/3

5:05 am-8:15 am

Nonstop4h 10m

Phoenix Sky Harbor Intl

Tue 2/17

7:30 pm-11:45 pm

Nonstop3h 15m

$187

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 2/21

8:20 am-3:45 pm

1 stop8h 25m

Phoenix Sky Harbor Intl

Tue 2/24

4:27 pm-11:59 pm

1 stop6h 32m

$197

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Fri 2/20

6:35 pm-9:30 pm

Nonstop3h 55m

Phoenix Sky Harbor Intl

Tue 2/24

6:35 pm-10:50 pm

Nonstop3h 15m

$197

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 3/3

8:20 am-3:45 pm

1 stop8h 25m

Phoenix Sky Harbor Intl

Wed 3/4

12:28 pm-11:59 pm

1 stop10h 31m

$197

ChicagoPhoenix

MDW - PHX

MDWPHX

Chicago Midway

Mon 2/2

4:10 pm-7:05 pm

Nonstop3h 55m

Phoenix Sky Harbor Intl

Tue 2/10

5:05 pm-9:15 pm

Nonstop3h 10m

$197

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 2/28

8:20 am-3:45 pm

1 stop8h 25m

Phoenix Sky Harbor Intl

Tue 3/3

4:27 pm-11:59 pm

1 stop6h 32m

$197

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Mon 2/2

3:44 pm-11:22 pm

1 stop8h 38m

Phoenix Sky Harbor Intl

Thu 2/5

8:07 pm-2:29 pm

1 stop17h 22m

$197

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Sat 2/28

3:07 pm-11:42 pm

1 stop9h 35m

Phoenix Sky Harbor Intl

Wed 3/4

4:27 pm-11:59 pm

1 stop6h 32m

$197

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 2/10

9:00 am-7:25 pm

1 stop11h 25m

Phoenix Sky Harbor Intl

Fri 2/13

8:20 am-11:59 pm

1 stop14h 39m

$206

ChicagoPhoenix

ORD - PHX

ORDPHX

Chicago O'Hare Intl

Tue 3/3

3:07 pm-11:42 pm

1 stop9h 35m

Phoenix Sky Harbor Intl

Wed 3/11

3:27 pm-11:59 pm

1 stop6h 32m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Tempe

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

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

Currently, April is the cheapest month in which you can book a flight from Illinois to Tempe (average of $59). Flying from Illinois to Tempe in March is currently the most expensive (average of $131). 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 IL to TM9?

Find hourly flight availability from Illinois to Tempe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 31, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Tempe in the afternoon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Illinois to Tempe?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Tempe. Price data was last updated on December 27, 2025.

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

Weekly flight availability from Illinois to Tempe

Explore weekly flight availability from Illinois to Tempe. 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 31, 2025.

The most flights from USIL to TM9 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 (24 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Tempe. 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 Illinois to Tempe?

    A quick flight from Illinois to Tempe can take about 4h 10m. Southwest provides one of the quickest options available for as low as $187. Airlines will cover a distance of 1440 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $41. Allegiant Air flights start at $54 while deals on Spirit Airlines start at $66 one-way.

  • What are the most popular routes from Illinois to Tempe?

    Most travelers choose Chicago O'Hare Intl - Phoenix Sky Harbor Intl, Chicago Midway - Phoenix Sky Harbor Intl or Lambert-St Louis - Phoenix Sky Harbor Intl when deciding on the best route from Illinois to Tempe.

  • What are the most reliable airlines from Illinois to Tempe?

    No one likes to see their flight delayed. When booking a flight from Illinois to Tempe consider choosing American Airlines (81%), Aer Lingus (79%) or Japan Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Illinois to Tempe?

    While on average a flight from Illinois to Tempe is generally $794, our data shows the cheapest flight currently is $36. When looking at the most popular route, (Chicago O'Hare Intl - Phoenix Sky Harbor Intl), you can expect to pay $58 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Tempe 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 Illinois to Tempe?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Tempe (average of $59). Flying from Illinois to Tempe in March is currently the most expensive (average of $131). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Tempe

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
O'Hare Intl to Las Vegas flights
Minneapolis to Sky Harbor Intl flights
Dallas/Fort Worth to Las Vegas flights
Seattle to Las Vegas flights
San Francisco to Las Vegas flights
John F Kennedy Intl to Sky Harbor Intl flights
O'Hare Intl to Sky Harbor Intl flights
Dulles Intl to Las Vegas flights
Atlanta to Las Vegas flights
LaGuardia to Las Vegas flights
Seattle to Sky Harbor Intl flights
Los Angeles to Las Vegas flights
Newark to Sky Harbor Intl flights
Santa Ana to Las Vegas flights
Burbank to Las Vegas flights
Denver to Las Vegas flights
Boston to Las Vegas flights
Hobby to Las Vegas flights
Minneapolis to Las Vegas flights
Baltimore to Las Vegas flights
Detroit to Sky Harbor Intl flights
Orlando to Las Vegas flights
Reagan-National to Las Vegas flights
Dallas/Fort Worth to Sky Harbor Intl flights
Philadelphia to Las Vegas flights
Boston to Sky Harbor Intl flights
George Bush Intcntl to Las Vegas flights
Fort Lauderdale to Las Vegas flights
Detroit to Las Vegas flights
Denver to Sky Harbor Intl flights
Dulles Intl to Sky Harbor Intl flights
Raleigh to Las Vegas flights
Portland to Las Vegas flights
Austin to Las Vegas flights
San Jose to Las Vegas flights
LaGuardia to Sky Harbor Intl flights
Love Field to Las Vegas flights
Cleveland to Las Vegas flights
Midway to Sky Harbor Intl flights
Atlanta to Sky Harbor Intl flights
Sacramento to Las Vegas flights
Charlotte to Las Vegas flights
Baltimore to Sky Harbor Intl flights
Los Angeles to Sky Harbor Intl flights
Midway to Las Vegas flights
Columbus to Las Vegas flights
Cleveland to Sky Harbor Intl flights
Tampa to Las Vegas flights

Top 9 airlines flying from Illinois to Tempe

Discover the top 9 airlines that operate flights from Illinois to Tempe. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$215FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$99Average$221FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$119Average$245FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$154Average$231FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$183Average$384FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$184Average$336FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$194Average$429FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$361FlexibilityNo cancel feeOn-time63%
DeltaCheapest$213Average$387FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.