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>

$126 CHEAP FLIGHTS from Illinois to Tucson

TUS

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

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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

Wed, Apr 15 - Wed, Apr 29

5:30 am - 9:55 am

STL

TUS

6h 25m

1 stop

6:35 am - 1:50 pm

TUS

STL

5h 15m

1 stop

$251Southwest

Wed, Apr 15 - Wed, Apr 29

5:30 am - 1:40 pm

STL

TUS

10h 10m

2 stops

4:20 pm - 11:15 pm

TUS

STL

4h 55m

1 stop

$256Southwest

Mon, Apr 20 - Wed, Apr 22

5:20 am - 8:59 am

STL

TUS

5h 39m

1 stop

3:47 pm - 10:59 pm

TUS

STL

5h 12m

1 stop

$277American Airlines

Wed, Apr 15 - Wed, Apr 29

5:20 am - 8:59 am

STL

TUS

5h 39m

1 stop

3:06 pm - 11:59 pm

TUS

STL

6h 53m

1 stop

$293American Airlines

Wed, Apr 15 - Wed, Apr 29

5:30 am - 1:40 pm

STL

TUS

10h 10m

2 stops

6:35 am - 1:50 pm

TUS

STL

5h 15m

1 stop

$299Southwest

Wed, Apr 29 - Fri, May 1

5:20 am - 8:59 am

STL

TUS

5h 39m

1 stop

3:53 pm - 10:59 pm

TUS

STL

5h 06m

1 stop

$302American Airlines

Thu, Apr 23 - Sat, May 2

2:20 pm - 9:31 pm

STL

TUS

9h 11m

1 stop

7:10 am - 3:01 pm

TUS

STL

5h 51m

1 stop

$303Delta

Thu, May 7 - Mon, May 11

12:30 pm - 8:47 pm

ORD

TUS

10h 17m

2 stops

6:00 am - 4:55 pm

TUS

ORD

8h 55m

1 stop

$336Delta

Tue, Apr 21 - Tue, Apr 28

5:35 pm - 10:02 pm

PIA

TUS

6h 27m

1 stop

1:29 pm - 9:19 pm

TUS

PIA

5h 50m

1 stop

$349United Airlines

Tue, Apr 21 - Tue, Apr 28

10:40 am - 8:18 pm

PIA

TUS

11h 38m

2 stops

1:29 pm - 9:19 pm

TUS

PIA

5h 50m

1 stop

$354United Airlines

Useful Info

Low season	July
High season	March
Cheapest flight	$126

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

Most popular time to fly with an average 13% increase in price.

Flight from St. Louis 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

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Cabin class

Complete your trip

Direct Flights

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Origins

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Return flight deals

Information on the airport you'll fly into in Tucson

Tucson (TUS)

TUS

$128 Find Cheap Flights from Illinois to Tucson

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

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