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Cheap flights from Illinois to Tucson from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Tucson departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Illinois to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:35 am - 9:08 pm
ORD
-
TUS
15h 33m
1 stop
Delta Logo
7:00 am - 11:45 pm
TUS
-
ORD
14h 45m
1 stop
$305Delta
Tue, Sep 22 - Wed, Sep 23
American Airlines Logo
9:48 am - 11:39 am
ORD
-
TUS
3h 51mnonstop
American Airlines Logo
1:49 pm - 12:28 am
TUS
-
ORD
8h 39m
1 stop
$309American Airlines
Thu, Jun 4 - Thu, Jun 4
Delta Logo
7:06 pm - 11:11 am
MDW
-
TUS
18h 05m
2 stops
Delta Logo
12:29 pm - 9:59 am
TUS
-
MDW
19h 30m
2 stops
$315Delta
Tue, Jul 21 - Wed, Aug 5
American Airlines Logo
6:00 am - 11:36 am
MLI
-
TUS
7h 36m
1 stop
American Airlines Logo
3:55 pm - 11:30 pm
TUS
-
MLI
5h 35m
1 stop
$325American Airlines
Thu, May 28 - Wed, Jun 3
American Airlines Logo
6:00 am - 2:28 pm
MLI
-
TUS
10h 28m
2 stops
American Airlines Logo
3:55 pm - 11:30 pm
TUS
-
MLI
5h 35m
1 stop
$330American Airlines
Thu, May 28 - Wed, Jun 3
Delta Logo
6:30 pm - 11:03 am
ORD
-
TUS
18h 33m
1 stop
Delta Logo
7:00 am - 11:45 pm
TUS
-
ORD
14h 45m
1 stop
$331Delta
Mon, Sep 21 - Wed, Sep 23
American Airlines Logo
6:00 am - 2:28 pm
MLI
-
TUS
10h 28m
2 stops
American Airlines Logo
11:35 am - 11:30 pm
TUS
-
MLI
9h 55m
2 stops
$336American Airlines
Thu, May 28 - Wed, Jun 3
Southwest Logo
6:55 pm - 10:30 pm
STL
-
TUS
5h 35m
1 stop
Southwest Logo
4:55 pm - 11:30 pm
TUS
-
STL
4h 35m
1 stop
$363Southwest
Tue, Jun 9 - Tue, Jun 16
Southwest Logo
6:40 pm - 9:50 pm
STL
-
TUS
5h 10m
1 stop
Southwest Logo
5:40 am - 5:45 pm
TUS
-
STL
10h 05m
2 stops
$386Southwest
Wed, Jul 1 - Wed, Jul 8
Southwest Logo
7:20 pm - 11:20 pm
STL
-
TUS
6h 00m
1 stop
Southwest Logo
3:55 pm - 11:50 pm
TUS
-
STL
5h 55m
1 stop
$396Southwest
Fri, May 29 - Mon, Jun 1

Alaska Airlines flights from Illinois to Tucson

Our best Alaska Airlines deals on Illinois to Tucson flight tickets
Alaska Airlines
Aug 7
ORD6:00 amChicago O'Hare Intl
9h 31m
1 stop
TUS1:31 pmTucson
Aug 11
TUS10:31 amTucson
16h 29m
1 stop
ORD5:00 amChicago O'Hare Intl
$421
Alaska Airlines
May 23
ORD3:28 pmChicago O'Hare Intl
9h 09m
1 stop
TUS10:37 pmTucson
Jun 6
TUS1:02 pmTucson
8h 57m
1 stop
ORD11:59 pmChicago O'Hare Intl
$519

Southwest flights from Illinois to Tucson

Our best Southwest deals on Illinois to Tucson flight tickets
Southwest
Jun 9
STL6:55 pmLambert-St Louis
5h 35m
1 stop
TUS10:30 pmTucson
Jun 16
TUS4:55 pmTucson
4h 35m
1 stop
STL11:30 pmLambert-St Louis
$363
Southwest
Jul 1
STL6:40 pmLambert-St Louis
5h 10m
1 stop
TUS9:50 pmTucson
Jul 8
TUS5:40 amTucson
10h 05m
2 stops
STL5:45 pmLambert-St Louis
$386
Southwest
May 29
STL7:20 pmLambert-St Louis
6h 00m
1 stop
TUS11:20 pmTucson
Jun 1
TUS3:55 pmTucson
5h 55m
1 stop
STL11:50 pmLambert-St Louis
$396

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Tucson that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Illinois to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Tue 9/22

7:35 am-9:08 pm

1 stop15h 33m

Tucson

Wed 9/23

7:00 am-11:45 pm

1 stop14h 45m

$305

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Thu 6/4

9:48 am-11:39 am

Nonstop3h 51m

Tucson

Thu 6/4

1:49 pm-12:28 am

1 stop8h 39m

$309

ChicagoTucson

MDW - TUS

MDWTUS

Chicago Midway

Tue 7/21

7:06 pm-11:11 am

2 stops18h 05m

Tucson

Wed 8/5

12:29 pm-9:59 am

2 stops19h 30m

$315

MolineTucson

MLI - TUS

MLITUS

Moline Quad-City

Thu 5/28

6:00 am-11:36 am

1 stop7h 36m

Tucson

Wed 6/3

3:55 pm-11:30 pm

1 stop5h 35m

$325

MolineTucson

MLI - TUS

MLITUS

Moline Quad-City

Thu 5/28

6:00 am-2:28 pm

2 stops10h 28m

Tucson

Wed 6/3

3:55 pm-11:30 pm

1 stop5h 35m

$330

ChicagoTucson

ORD - TUS

ORDTUS

Chicago O'Hare Intl

Mon 9/21

6:30 pm-11:03 am

1 stop18h 33m

Tucson

Wed 9/23

7:00 am-11:45 pm

1 stop14h 45m

$331

MolineTucson

MLI - TUS

MLITUS

Moline Quad-City

Thu 5/28

6:00 am-2:28 pm

2 stops10h 28m

Tucson

Wed 6/3

11:35 am-11:30 pm

2 stops9h 55m

$336
Quickest round-trip

St. LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Tue 6/9

6:55 pm-10:30 pm

1 stop5h 35m

Tucson

Tue 6/16

4:55 pm-11:30 pm

1 stop4h 35m

$363

St. LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Wed 7/1

6:40 pm-9:50 pm

1 stop5h 10m

Tucson

Wed 7/8

5:40 am-5:45 pm

2 stops10h 05m

$386

St. LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Fri 5/29

7:20 pm-11:20 pm

1 stop6h 00m

Tucson

Mon 6/1

3:55 pm-11:50 pm

1 stop5h 55m

$396

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tucson from

How to get the cheapest flight ticket from Illinois to Tucson

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Tucson?

In general, April is the cheapest month to fly from Illinois to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $89. If you don’t want to visit Tucson in April, then you should wait until September to fly from Illinois, when ticket prices are also cheap, with an average price of $119.

What is the cheapest day to depart on your flight to Tucson?

According to our data, Saturday is the cheapest day to fly to Tucson from Illinois. The lowest ticket price found for a Saturday departure recently was $414. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Tucson for around $532.

What is the cheapest time of day to depart on your flight to Tucson?

In the afternoon is the cheapest time of day to fly from Illinois to Tucson when you can find flight prices for as low as $415. Flying to Tucson in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $469.

What is the cheapest Illinois to Tucson flight route?

Fly from Chicago O'Hare Intl to Tucson for the best Illinois - Tucson flight prices

How far in advance should I book a flight from Illinois to Tucson?

You are more likely to see cheaper flights to Tucson from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $442 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tucson from Illinois for as low as $386 on momondo.

Can stopping save me money on Illinois to Tucson flights?

You could potentially save up to 28% on your flight if you consider stops on a Illinois to Tucson flight.

Cheap Illinois to Tucson flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Tucson

Best Price Found

$232

Fastest flight time

3h 35m

Direct flights

Every day

Airports in Tucson

1 airport
The best one-way flight to Tucson from Illinois in the past 72 hours is $232. The best round-trip flight deal from Illinois to Tucson found on momondo in the last 72 hours is $429.
The fastest flight from Illinois to Tucson takes 3h 35m
Direct flights go from Illinois to Tucson every day.
There is 1 airport in Tucson. From Illinois there are direct flights to Tucson (TUS).
Search flight deals

Frequently asked questions about flying from Illinois to Tucson

  • When did momondo last update prices for flights from Illinois to Tucson Airport?

    Prices for flights from Illinois to Tucson Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Tucson Airport?

  • How old do you have to be to fly from Illinois to Tucson Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Tucson Airport.

  • What documentation or ID do you need to fly to Tucson Airport?

    The required travel and health documents for your Tucson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tucson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to Tucson?

Best airlines flying from Illinois to Tucson

Compare and see reviews for airlines that fly from Illinois to Tucson with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $198Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights
SouthwestPriceFrom $265Free CancellationRating
7.9
4,296 reviews
Search Southwest flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,706 reviews
Search United Airlines flights

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Tombstone
Bisbee
Sierra Vista
Oro Valley
Green Valley
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Tucson?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tucson from Illinois.

Can I find flights from Illinois to Tucson with flexible booking policies on momondo?

All flight searches from Illinois to Tucson on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Illinois to Tucson?

Once you have performed a search for Illinois to Tucson flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Tucson right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Tucson now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Tucson and let you know when they change.

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Fri 6/12
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