TUS

$174 Find Cheap Flights from Illinois to Tucson - Compare and Save

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 8/11. 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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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, Aug 22 - Tue, Aug 25
American Airlines Logo
6:00 am - 11:29 am
MLI
-
TUS
7h 29m
1 stop
American Airlines Logo
1:17 pm - 10:11 pm
TUS
-
MLI
6h 54m
1 stop
$311American Airlines
Sat, Aug 22 - Tue, Aug 25
American Airlines Logo
11:32 am - 3:07 pm
MLI
-
TUS
5h 35m
1 stop
American Airlines Logo
1:38 pm - 12:08 am
TUS
-
MLI
8h 30m
2 stops
$316American Airlines
Tue, Aug 18 - Mon, Aug 24
American Airlines Logo
6:45 pm - 10:57 pm
MLI
-
TUS
6h 12m
1 stop
American Airlines Logo
1:17 pm - 10:11 pm
TUS
-
MLI
6h 54m
1 stop
$320American Airlines
Wed, Sep 9 - Wed, Sep 16
Southwest Logo
3:45 pm - 10:00 pm
STL
-
TUS
8h 15m
2 stops
Southwest Logo
4:00 pm - 10:40 pm
TUS
-
STL
4h 40m
1 stop
$352Southwest
Tue, Sep 1 - Sun, Sep 6
United Airlines Logo
4:40 pm - 8:30 pm
STL
-
TUS
5h 50m
1 stop
United Airlines Logo
5:30 am - 3:38 pm
TUS
-
STL
8h 08m
2 stops
$357United Airlines
Tue, Sep 1 - Sun, Sep 6
Delta Logo
5:00 pm - 9:46 pm
STL
-
TUS
6h 46m
1 stop
Delta Logo
6:00 am - 2:33 pm
TUS
-
STL
6h 33m
1 stop
$361Delta
Tue, Sep 1 - Sun, Sep 6
United Airlines Logo
10:53 am - 5:03 pm
STL
-
TUS
8h 10m
2 stops
United Airlines Logo
5:30 am - 3:38 pm
TUS
-
STL
8h 08m
2 stops
$362United Airlines
Thu, Aug 20 - Wed, Aug 26
Southwest Logo
6:25 am - 11:15 am
STL
-
TUS
6h 50m
1 stop
Southwest Logo
7:25 am - 5:50 pm
TUS
-
STL
8h 25m
2 stops
$380Southwest
Mon, Nov 2 - Sun, Nov 8
Multiple Airlines Logo
6:33 pm - 1:08 pm
ORD
-
TUS
19h 35m
1 stop
Multiple Airlines Logo
12:45 pm - 10:01 am
TUS
-
ORD
20h 16m
1 stop
$391Multiple Airlines
Fri, Aug 14 - Mon, Aug 17
Delta Logo
6:00 am - 12:18 pm
BMI
-
TUS
8h 18m
1 stop
Delta Logo
1:28 pm - 11:16 pm
TUS
-
BMI
7h 48m
1 stop
$394Delta
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Good to know

Low season

June

Cheapest flight

$174
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly and prices are also 9% lower on average.
Flight from St. Louis 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.

Everything you need to know for your flight to Tucson

Information on the airport you'll fly into in Tucson

Tucson (TUS)