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>

$90 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

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

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

Cheapest round-trip

$271

Overall average: $441

American Airlines

Tue 3/3Wed 3/11

MLI - TUS • 1 stop

Cheapest non-stop

$333

Typical prices: $406-$566

American Airlines

Tue 2/24Tue 3/3

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

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

Tue, Mar 3 - Wed, Mar 11

3:33 pm - 11:07 pm

MLI

TUS

8h 34m

1 stop

6:00 am - 3:01 pm

TUS

MLI

7h 01m

1 stop

$271American Airlines

Tue, Mar 3 - Wed, Mar 11

8:49 am - 4:02 pm

MLI

TUS

8h 13m

1 stop

7:11 pm - 10:09 am

TUS

MLI

12h 58m

2 stops

$276United Airlines

Tue, Feb 17 - Sat, Feb 21

2:31 pm - 7:42 pm

STL

TUS

6h 11m

1 stop

4:03 pm - 11:59 pm

TUS

STL

6h 56m

1 stop

$287American Airlines

Thu, Mar 5 - Fri, Mar 13

10:11 pm - 9:14 am

STL

TUS

12h 03m

1 stop

12:04 pm - 11:19 am

TUS

STL

21h 15m

1 stop

$299Frontier

Thu, Mar 5 - Fri, Mar 13

10:11 pm - 9:14 am

STL

TUS

12h 03m

1 stop

12:04 pm - 9:49 am

TUS

STL

19h 45m

2 stops

$304Frontier

Tue, Feb 10 - Tue, Feb 17

5:51 am - 12:32 pm

MLI

TUS

7h 41m

1 stop

7:00 am - 4:16 pm

TUS

MLI

8h 16m

1 stop

$314Delta

Tue, Mar 3 - Tue, Mar 10

6:00 am - 12:24 pm

STL

TUS

7h 24m

1 stop

7:10 am - 5:07 pm

TUS

STL

7h 57m

1 stop

$317Delta

Sat, Mar 7 - Sat, Mar 14

6:20 pm - 11:10 pm

ORD

TUS

5h 50m

1 stop

6:40 am - 3:00 pm

TUS

ORD

6h 20m

1 stop

$334Southwest

Sat, Mar 14 - Fri, Mar 20

7:35 pm - 12:15 am

MDW

TUS

6h 40m

1 stop

6:35 pm - 4:35 am

TUS

MDW

8h 00m

1 stop

$335Southwest

Tue, Feb 24 - Tue, Mar 3

3:54 pm - 11:59 pm

ORD

TUS

9h 05m

1 stop

6:00 am - 4:33 pm

TUS

ORD

9h 33m

1 stop

$335Alaska Airlines

Useful Info

Low season	July
High season	March
Cheapest flight	$90

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 6% 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

$90 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