TUS

$85 Find Cheap Flights from Illinois to Tucson

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Tucson departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$267
Overall average: $366
American Airlines
Tue 2/17Sat 2/21
STL - TUS • 1 stop
Cheapest non-stop
$359
Typical prices: $410-$505
American Airlines
Sat 2/14Wed 2/18
ORD - TUS • Non-stop
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We hope you love your trip to Tucson!
Flight Deals
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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.

Recent round-trip flight deals from Illinois to Tucson

Tue, Feb 17 - Sat, Feb 21
American Airlines Logo
7:00 am - 11:45 amSTL-TUS
5h 45m1 stop
American Airlines Logo
10:34 am - 5:05 pmTUS-STL
5h 31m1 stop
$267American Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
6:00 am - 12:04 pmMLI-TUS
7h 04m1 stop
American Airlines Logo
12:54 pm - 9:58 pmTUS-MLI
8h 04m1 stop
$269American Airlines
Find Deal
Tue, Dec 9 - Tue, Dec 16
Southwest Logo
5:00 pm - 9:50 pmSTL-TUS
5h 50m1 stop
Southwest Logo
9:00 am - 4:25 pmTUS-STL
6h 25m1 stop
$287Southwest
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Tue, Dec 9 - Tue, Dec 16
Southwest Logo
1:05 pm - 8:10 pmSTL-TUS
8h 05m2 stops
Southwest Logo
9:00 am - 4:25 pmTUS-STL
6h 25m1 stop
$292Southwest
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Sun, Jan 11 - Thu, Jan 15
Multiple Airlines Logo
12:37 pm - 9:14 pmSTL-TUS
9h 37m1 stop
Multiple Airlines Logo
3:03 pm - 10:46 pmTUS-STL
30h 43m2 stops
$330Multiple Airlines
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Sun, Jan 11 - Thu, Jan 15
Multiple Airlines Logo
12:37 pm - 9:14 pmSTL-TUS
9h 37m1 stop
Multiple Airlines Logo
4:29 pm - 1:54 pmTUS-STL
20h 25m1 stop
$333Multiple Airlines
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Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
5:15 pm - 11:13 pmPIA-TUS
6h 58m1 stop
United Airlines Logo
12:24 pm - 9:31 pmTUS-PIA
8h 07m1 stop
$339United Airlines
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Sat, Jan 24 - Sat, Jan 31
Alaska Airlines Logo
3:35 pm - 3:30 pmORD-TUS
24h 55m1 stop
Alaska Airlines Logo
6:00 am - 11:50 pmTUS-ORD
16h 50m1 stop
$340Alaska Airlines
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Thu, Feb 19 - Sat, Feb 28
Alaska Airlines Logo
5:29 pm - 11:59 pmORD-TUS
31h 30m1 stop
Alaska Airlines Logo
6:00 am - 4:33 pmTUS-ORD
9h 33m1 stop
$342Alaska Airlines
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Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
8:40 am - 1:31 pmPIA-TUS
5h 51m1 stop
United Airlines Logo
8:02 pm - 10:09 amTUS-PIA
13h 07m2 stops
$344United Airlines
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Useful Info

Good to know

Low seasonJuly
Cheapest flight$85
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 Midway Airport to Tucson

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.

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Tucson (TUS)