How does KAYAK find such low prices on flights from Illinois to Tucson?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tucson. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tucson?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tucson from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Tucson?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tucson with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tucson?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tucson from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$62 CHEAP FLIGHTS from Illinois to Tucson

TUS

KAYAK searches hundreds of travel sites at once for deals on flights to Tucson

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$267

Overall average: $362

Delta

Wed 1/14Sun 1/18

STL - TUS • 1 stop

Cheapest non-stop

$395

Typical prices: $392-$493

United Airlines

Sat 2/14Wed 2/18

ORD - TUS • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Tucson!

Flight Deals

Cheap Flights from Illinois to Tucson

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Tucson that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Tucson

Wed, Jan 14 - Sun, Jan 18

9:59 am - 4:44 pmSTL-TUS

7h 45m1 stop

2:38 pm - 11:25 pmTUS-STL

7h 47m1 stop

$267Delta

Find Deal

Sat, Apr 4 - Wed, Apr 8

5:00 pm - 10:07 pmMLI-TUS

7h 07m1 stop

12:40 pm - 10:34 pmTUS-MLI

7h 54m1 stop

$269Delta

Find Deal

Fri, Dec 5 - Mon, Dec 8

4:19 pm - 10:47 pmPIA-TUS

7h 28m1 stop

4:54 pm - 10:59 pmTUS-PIA

5h 05m1 stop

$269American Airlines

Find Deal

Tue, Feb 17 - Sat, Feb 21

5:55 pm - 11:06 pmSTL-TUS

6h 11m1 stop

2:47 pm - 11:21 pmTUS-STL

7h 34m2 stops

$272American Airlines

Find Deal

Thu, Apr 9 - Sat, Apr 11

5:37 pm - 10:00 pmMLI-TUS

6h 23m1 stop

7:25 am - 7:04 pmTUS-MLI

9h 39m2 stops

$274United Airlines

Find Deal

Sat, Dec 20 - Tue, Dec 23

10:10 pm - 6:58 pmSTL-TUS

21h 48m1 stop

7:20 pm - 4:24 pmTUS-STL

20h 04m1 stop

$276Frontier

Find Deal

Fri, Dec 5 - Mon, Dec 8

7:00 am - 11:45 amORD-TUS

5h 45m1 stop

6:00 am - 11:50 pmTUS-ORD

16h 50m2 stops

$291Multiple Airlines

Find Deal

Mon, Jan 5 - Mon, Jan 19

7:00 am - 11:55 amORD-TUS

5h 55m1 stop

11:36 am - 10:09 pmTUS-ORD

9h 33m1 stop

$297Frontier

Find Deal

Tue, Feb 24 - Thu, Feb 26

7:00 am - 3:45 pmORD-TUS

9h 45m1 stop

11:29 am - 9:58 pmTUS-ORD

9h 29m1 stop

$317Multiple Airlines

Find Deal

Sat, Apr 4 - Wed, Apr 8

5:37 pm - 10:00 pmMLI-TUS

6h 23m1 stop

6:00 am - 7:04 pmTUS-MLI

11h 04m2 stops

$354United Airlines

Find Deal

Useful Info

Low season	July
High season	March
Cheapest flight	$62

Best time to beat the crowds with an average 5% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Chicago O'Hare Airport to Tucson

How does KAYAK find such low prices on flights from Illinois to Tucson?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tucson.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tucson?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tucson from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Tucson?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tucson with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tucson?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tucson from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Douglas

Everything you need to know for your flight to Tucson

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Tucson

Tucson (TUS)

TUS

$62 Find Cheap Flights from Illinois to Tucson

KAYAK searches hundreds of travel sites at once for deals on flights to Tucson

Everything you should know

Cheap Flights from Illinois to Tucson

Recent round-trip flight deals from Illinois to Tucson

Recent one-way flight deals from Illinois to Tucson

Recent last minute flight deals from Illinois to Tucson

Recent direct flight deals from Illinois to Tucson

Good to know

FAQs for booking flights from Illinois to Tucson

How does KAYAK find such low prices on flights from Illinois to Tucson?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tucson.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tucson?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Tucson from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Tucson?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Tucson with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tucson?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Tucson from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Tucson?

Everything you need to know for your flight to Tucson

Information on the airport you'll fly into in Tucson

Cabin class types available on flights to Illinois

Complete your trip to Tucson with a hotel stay or car rental

Find direct flights for Tucson

Flights to other popular destinations

Flights from domestic origins to Tucson

Choose which airport to fly into in Tucson

Find deals for your return flight