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Cheap flights from Utah to Illinois from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Utah to Illinois departing on 6/9. 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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0 bags

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Find the cheapest flights from Utah to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:32 pm - 8:11 pm
SLC
-
STL
5h 39m
1 stop
Frontier Logo
8:08 pm - 9:59 pm
STL
-
SLC
26h 51m
1 stop
$200Frontier
Fri, May 29 - Mon, Jun 1
Frontier Logo
1:50 pm - 6:51 pm
SLC
-
STL
28h 01m
1 stop
Frontier Logo
7:46 pm - 9:35 am
STL
-
SLC
14h 49m
1 stop
$210Frontier
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
4:18 pm - 11:14 pm
SLC
-
MLI
5h 56m
1 stop
United Airlines Logo
3:47 pm - 10:48 pm
MLI
-
SLC
8h 01m
1 stop
$289United Airlines
Tue, Jun 9 - Fri, Jun 19
American Airlines Logo
4:56 pm - 11:55 pm
SLC
-
MLI
5h 59m
1 stop
American Airlines Logo
6:00 am - 12:42 pm
MLI
-
SLC
7h 42m
1 stop
$300American Airlines
Fri, May 29 - Sat, Jun 6
United Airlines Logo
12:31 pm - 5:05 pm
SGU
-
ORD
3h 34mnonstop
United Airlines Logo
5:00 am - 9:51 am
ORD
-
SGU
5h 51m
1 stop
$308United Airlines
Sat, Jun 6 - Sat, Jun 13
American Airlines Logo
5:30 pm - 12:51 am
SGU
-
ORD
6h 21m
1 stop
American Airlines Logo
5:00 am - 11:21 am
ORD
-
SGU
7h 21m
1 stop
$318American Airlines
Sat, Jul 11 - Thu, Jul 16
Multiple Airlines Logo
10:41 pm - 7:34 pm
SLC
-
PIA
19h 53m
1 stop
Multiple Airlines Logo
11:07 am - 7:31 am
PIA
-
SLC
21h 24m
1 stop
$329Multiple Airlines
Wed, Jul 22 - Sun, Jul 26
Multiple Airlines Logo
10:41 pm - 7:34 pm
SLC
-
PIA
19h 53m
1 stop
Multiple Airlines Logo
12:49 pm - 9:26 am
PIA
-
SLC
21h 37m
1 stop
$333Multiple Airlines
Wed, Jul 22 - Mon, Jul 27
Delta Logo
1:35 pm - 10:31 pm
SLC
-
MLI
7h 56m
1 stop
Delta Logo
5:07 pm - 12:26 am
MLI
-
SLC
8h 19m
1 stop
$364Delta
Tue, Jul 14 - Wed, Jul 22
Delta Logo
1:10 pm - 9:50 pm
SGU
-
ORD
7h 40m
1 stop
Delta Logo
7:45 am - 2:43 pm
ORD
-
SGU
7h 58m
1 stop
$388Delta
Sat, Jun 6 - Sat, Jun 13

Delta flights from Utah to Illinois

Our best Delta deals on Utah to Illinois flight tickets
Delta
May 15
SLC1:37 pmSalt Lake City
7h 44m
1 stop
MLI10:21 pmMoline Quad-City
May 18
MLI5:17 pmMoline Quad-City
7h 27m
1 stop
SLC11:44 pmSalt Lake City
$384
Delta
Jun 6
SGU1:10 pmSaint George
7h 40m
1 stop
ORD9:50 pmChicago O'Hare Intl
Jun 13
ORD7:45 amChicago O'Hare Intl
7h 58m
1 stop
SGU2:43 pmSaint George
$388
Delta
Jul 14
SLC1:35 pmSalt Lake City
7h 40m
1 stop
MDW10:15 pmChicago Midway
Jul 22
MDW9:49 amChicago Midway
5h 30m
1 stop
SLC2:19 pmSalt Lake City
$415

Frontier flights from Utah to Illinois

Our best Frontier deals on Utah to Illinois flight tickets
Frontier
May 28
SLC10:54 pmSalt Lake City
19h 29m
1 stop
STL7:23 pmLambert-St Louis
May 31
STL9:06 pmLambert-St Louis
13h 24m
1 stop
SLC9:30 amSalt Lake City
$200
Frontier
Jun 23
SLC1:50 pmSalt Lake City
28h 01m
1 stop
STL6:51 pmLambert-St Louis
Jun 30
STL7:46 pmLambert-St Louis
14h 49m
1 stop
SLC9:35 amSalt Lake City
$210
Frontier
Jun 2
SLC4:29 pmSalt Lake City
25h 54m
1 stop
STL7:23 pmLambert-St Louis
Jun 4
STL9:06 pmLambert-St Louis
13h 24m
1 stop
SLC9:30 amSalt Lake City
$214

momondo Fare Finder

 
Customize your flight search to find flights from Utah to Illinois 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 6, 2026.
Use the filters below to find and compare flights from Utah to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Fri 5/29

1:32 pm-8:11 pm

1 stop5h 39m

Lambert-St Louis

Mon 6/1

8:08 pm-9:59 pm

1 stop26h 51m

$200

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Tue 6/23

1:50 pm-6:51 pm

1 stop28h 01m

Lambert-St Louis

Tue 6/30

7:46 pm-9:35 am

1 stop14h 49m

$210

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Tue 6/9

4:18 pm-11:14 pm

1 stop5h 56m

Moline Quad-City

Fri 6/19

3:47 pm-10:48 pm

1 stop8h 01m

$289

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Fri 5/29

4:56 pm-11:55 pm

1 stop5h 59m

Moline Quad-City

Sat 6/6

6:00 am-12:42 pm

1 stop7h 42m

$300
Quickest round-trip

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Sat 6/6

12:31 pm-5:05 pm

Nonstop3h 34m

Chicago O'Hare Intl

Sat 6/13

5:00 am-9:51 am

1 stop5h 51m

$308

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Sat 7/11

5:30 pm-12:51 am

1 stop6h 21m

Chicago O'Hare Intl

Thu 7/16

5:00 am-11:21 am

1 stop7h 21m

$318

Salt Lake CityPeoria

SLC - PIA

SLCPIA

Salt Lake City

Wed 7/22

10:41 pm-7:34 pm

1 stop19h 53m

Greater Peoria

Sun 7/26

11:07 am-7:31 am

1 stop21h 24m

$329

Salt Lake CityPeoria

SLC - PIA

SLCPIA

Salt Lake City

Wed 7/22

10:41 pm-7:34 pm

1 stop19h 53m

Greater Peoria

Mon 7/27

12:49 pm-9:26 am

1 stop21h 37m

$333

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Tue 7/14

1:35 pm-10:31 pm

1 stop7h 56m

Moline Quad-City

Wed 7/22

5:07 pm-12:26 am

1 stop8h 19m

$364

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Sat 6/6

1:10 pm-9:50 pm

1 stop7h 40m

Chicago O'Hare Intl

Sat 6/13

7:45 am-2:43 pm

1 stop7h 58m

$388

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 Illinois from

How to get the cheapest flight ticket from Utah to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Utah is in August. Flight prices, which tend to average around $40, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $65.

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

The cheapest day to depart from Utah to Illinois is on a Thursday when prices can be found for as low as $481. Flights from Utah to Illinois on a Sunday will generally be more expensive and average around $616. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Utah to Illinois during this time can be as low as $508. Flights in the evening are often more expensive with an average ticket price of $626.

What is the cheapest Utah to Illinois flight route?

Fly from Provo to Chicago Midway for the best Utah - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Utah when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Utah for as low as $330 on momondo.

Cheap Utah to Illinois flight deals and tips

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

Best Price Found

$237

Fastest flight time

2h 51m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Utah in the past 72 hours is $237. The best round-trip flight deal from Utah to Illinois found on momondo in the last 72 hours is $424.
The fastest flight from Utah to Illinois takes 2h 51m
Direct flights go from Utah to Illinois every day.
There are 98 airports in Illinois. From Utah there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Utah to Illinois

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

    Prices for flights from Utah to Illinois were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Utah to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Utah to Illinois

Compare and see reviews for airlines that fly from Utah to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $75Free CancellationRating
6.3
8,638 reviews
Search Spirit Airlines flights
FrontierPriceFrom $127Free CancellationRating
5.6
2,964 reviews
Search Frontier flights
United AirlinesPriceFrom $170Free CancellationRating
7.4
9,690 reviews
Search United Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,460 reviews
Search Delta flights
American AirlinesPriceFrom $227Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights
SouthwestPriceFrom $282Free CancellationRating
7.9
4,303 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find Utah to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

Yes. momondo allows you to filter the results for Utah to Illinois flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Utah and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Illinois trip

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Find better results for your trip to Illinois

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Popular flights according to clicks in the last 7 days on momondo
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