TUS

$68 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 1/18. 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
$184
Overall average: $366
Frontier
Sat 12/20Sun 12/28
STL - TUS • 1 stop
Cheapest non-stop
$365
Typical prices: $404-$511
American Airlines
Sun 1/18Tue 1/20
ORD - TUS • Non-stop
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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

Sat, Dec 20 - Sun, Dec 28
Frontier Logo
10:10 pm - 6:58 pmSTL-TUS
21h 48m1 stop
Frontier Logo
7:43 pm - 9:25 pmTUS-STL
24h 42m1 stop
$184Frontier
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Thu, Jan 22 - Sat, Jan 31
Delta Logo
7:10 am - 3:02 pmSTL-TUS
8h 52m1 stop
Delta Logo
2:38 pm - 11:25 pmTUS-STL
7h 47m1 stop
$263Delta
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Wed, Jan 14 - Sun, Jan 18
American Airlines Logo
2:38 pm - 9:47 pmSTL-TUS
8h 09m1 stop
American Airlines Logo
6:10 am - 1:03 pmTUS-STL
5h 53m1 stop
$265American Airlines
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Tue, Feb 17 - Sat, Feb 21
American Airlines Logo
5:14 am - 9:53 amSTL-TUS
5h 39m1 stop
American Airlines Logo
2:47 pm - 11:21 pmTUS-STL
7h 34m2 stops
$268American Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
8:46 am - 1:30 pmMLI-TUS
5h 44m1 stop
United Airlines Logo
2:32 pm - 8:34 pmTUS-MLI
5h 02m1 stop
$269United Airlines
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Fri, Jan 16 - Tue, Jan 20
American Airlines Logo
11:15 am - 6:13 pmPIA-TUS
7h 58m1 stop
American Airlines Logo
8:00 am - 3:24 pmTUS-PIA
6h 24m1 stop
$269American Airlines
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Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
10:47 am - 9:55 pmMLI-TUS
12h 08m2 stops
United Airlines Logo
2:32 pm - 8:34 pmTUS-MLI
5h 02m1 stop
$274United Airlines
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Tue, Feb 10 - Sat, Feb 14
Southwest Logo
3:40 pm - 8:50 pmMDW-TUS
6h 10m1 stop
Southwest Logo
12:55 pm - 5:10 pmTUS-MDW
3h 15mnonstop
$341Southwest
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Fri, Dec 19 - Sun, Dec 21
Sun Country Air Logo
9:39 am - 6:52 pmORD-TUS
10h 13m1 stop
Sun Country Air Logo
7:40 pm - 9:50 amTUS-ORD
13h 10m1 stop
$342Sun Country Air
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Wed, Dec 10 - Sat, Dec 13
Southwest Logo
8:30 am - 11:20 amMDW-TUS
3h 50mnonstop
Southwest Logo
12:00 pm - 6:50 pmTUS-MDW
5h 50m1 stop
$345Southwest
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Good to know

Low seasonJuly
Cheapest flight$68
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

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)