What is the cheapest airline that flies from Utah to Illinois?

Delta, United Airlines, and Southwest are the most popular carriers operating from Utah to Illinois

What airlines fly to Illinois?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Illinois from Utah according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How long is the flight from Utah to Illinois?

The flight from Utah to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Salt Lake City (a popular airport in Utah) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 3h 08m on average. If you fly from Saint George (another popular airport in Utah) to Chicago O'Hare Intl Airport, then the average flight time is 3h 43m.

How many flights depart from Utah to Illinois on average per day?

As of June 2026, 35 flights take off from Utah and land in Illinois each day. The most common flight departure time for this route is 5:00PM, with 59% of daily flights taking off in the afternoon.

How many flights depart from Utah to Illinois on average per week?

The number of flights available between Utah and Illinois is 249 per week as of June 2026. The most frequent departure day is Thu, with 18% of weekly flights leaving on this day.

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?

The number of operators available for flights from Utah to Illinois is 5 as of June 2026.

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.

$91 Cheap Flights from Utah to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Utah to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:16 am - 7:23 pm

SLC

STL

10h 07m

1 stop

8:08 pm - 7:31 am

STL

SLC

12h 23m

1 stop

$179Frontier

Tue, Jul 21 - Tue, Jul 28

6:05 am - 7:23 pm

SLC

STL

12h 18m

1 stop

8:08 pm - 7:31 am

STL

SLC

12h 23m

1 stop

$184Frontier

Tue, Jul 21 - Tue, Jul 28

4:56 pm - 12:41 am

SLC

MLI

6h 45m

1 stop

4:32 pm - 11:41 pm

MLI

SLC

8h 09m

1 stop

$289American Airlines

Thu, Jul 30 - Sat, Aug 8

4:56 pm - 12:41 am

SLC

MLI

6h 45m

1 stop

11:28 am - 4:03 pm

MLI

SLC

5h 35m

1 stop

$290American Airlines

Sat, Jul 4 - Sat, Jul 18

5:41 pm - 12:44 am

SGU

ORD

6h 03m

1 stop

6:00 am - 1:13 pm

ORD

SGU

8h 13m

1 stop

$348United Airlines

Fri, Jul 24 - Sun, Jul 26

7:45 am - 11:45 am

SLC

MDW

3h 00mnonstop

2:45 pm - 5:10 pm

MDW

SLC

3h 25mnonstop

$361Southwest

Wed, Sep 30 - Sat, Oct 3

12:36 pm - 5:19 pm

SGU

ORD

3h 43mnonstop

5:00 am - 10:20 am

ORD

SGU

6h 20m

1 stop

$363United Airlines

Sat, Aug 29 - Wed, Sep 2

7:00 am - 1:35 pm

SLC

MDW

5h 35m

1 stop

2:45 pm - 5:10 pm

MDW

SLC

3h 25mnonstop

$367Southwest

Wed, Sep 30 - Sat, Oct 3

6:00 am - 12:38 pm

SLC

MDW

5h 38m

1 stop

9:54 am - 4:20 pm

MDW

SLC

7h 26m

1 stop

$381Delta

Tue, Jul 14 - Sat, Jul 18

5:50 am - 4:50 pm

SGU

MDW

10h 00m

2 stops

9:55 am - 4:50 pm

MDW

SGU

7h 55m

2 stops

$904Delta

Sat, Oct 17 - Fri, Oct 30

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United Airlines flights from Utah to Illinois

Our best United Airlines deals on Utah to Illinois flight tickets

United Airlines

Jul 24

SGU5:41 pmSaint George

6h 03m

1 stop

ORD12:44 amChicago O'Hare Intl

Jul 26

ORD6:00 amChicago O'Hare Intl

8h 13m

1 stop

SGU1:13 pmSaint George

$348

United Airlines

Aug 25

SLC12:42 pmSalt Lake City

5h 49m

1 stop

MLI7:31 pmMoline Quad-City

Aug 29

MLI10:30 amMoline Quad-City

5h 53m

1 stop

SLC3:23 pmSalt Lake City

$351

United Airlines

Aug 25

SLC8:10 amSalt Lake City

5h 59m

1 stop

MLI3:09 pmMoline Quad-City

Aug 29

MLI10:30 amMoline Quad-City

11h 32m

2 stops

SLC9:02 pmSalt Lake City

$356

Delta flights from Utah to Illinois

Our best Delta deals on Utah to Illinois flight tickets

Delta

Jul 1

SLC8:10 amSalt Lake City

7h 27m

1 stop

MLI4:37 pmMoline Quad-City

Jul 4

MLI6:30 amMoline Quad-City

8h 20m

1 stop

SLC1:50 pmSalt Lake City

$347

Delta

Jul 14

SLC6:00 amSalt Lake City

5h 38m

1 stop

MDW12:38 pmChicago Midway

Jul 18

MDW9:54 amChicago Midway

7h 26m

1 stop

SLC4:20 pmSalt Lake City

$381

Delta

Sep 21

SLC11:35 pmSalt Lake City

9h 15m

1 stop

MDW9:50 amChicago Midway

Sep 29

MDW9:59 amChicago Midway

5h 19m

1 stop

SLC2:18 pmSalt Lake City

$393

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Tue 7/21

8:16 am-7:23 pm

1 stop10h 07m

Lambert-St Louis

Tue 7/28

8:08 pm-7:31 am

1 stop12h 23m

$179

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Tue 7/21

6:05 am-7:23 pm

1 stop12h 18m

Lambert-St Louis

Tue 7/28

8:08 pm-7:31 am

1 stop12h 23m

$184

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Thu 7/30

4:56 pm-12:41 am

1 stop6h 45m

Moline Quad-City

Sat 8/8

4:32 pm-11:41 pm

1 stop8h 09m

$289

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Sat 7/4

4:56 pm-12:41 am

1 stop6h 45m

Moline Quad-City

Sat 7/18

11:28 am-4:03 pm

1 stop5h 35m

$290

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Fri 7/24

5:41 pm-12:44 am

1 stop6h 03m

Chicago O'Hare Intl

Sun 7/26

6:00 am-1:13 pm

1 stop8h 13m

$348

Quickest round-trip

Salt Lake CityChicago

SLC - MDW

SLCMDW

Salt Lake City

Wed 9/30

7:45 am-11:45 am

Nonstop3h 00m

Chicago Midway

Sat 10/3

2:45 pm-5:10 pm

Nonstop3h 25m

$361

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Sat 8/29

12:36 pm-5:19 pm

Nonstop3h 43m

Chicago O'Hare Intl

Wed 9/2

5:00 am-10:20 am

1 stop6h 20m

$363

Salt Lake CityChicago

SLC - MDW

SLCMDW

Salt Lake City

Wed 9/30

7:00 am-1:35 pm

1 stop5h 35m

Chicago Midway

Sat 10/3

2:45 pm-5:10 pm

Nonstop3h 25m

$367

Salt Lake CityChicago

SLC - MDW

SLCMDW

Salt Lake City

Tue 7/14

6:00 am-12:38 pm

1 stop5h 38m

Chicago Midway

Sat 7/18

9:54 am-4:20 pm

1 stop7h 26m

$381

Saint GeorgeChicago

SGU - MDW

SGUMDW

Saint George

Sat 10/17

5:50 am-4:50 pm

2 stops10h 00m

Chicago Midway

Fri 10/30

9:55 am-4:50 pm

2 stops7h 55m

$904

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 September is also cheap. Prices for this month can be found on momondo for an average of $41.

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 $486. Flights from Utah to Illinois on a Sunday will generally be more expensive and average around $619. 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 $513. 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 $422 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.

What cabin class options are available on Utah to Illinois flights?

There are 4 cabin classes available to choose from on Utah to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Utah to Illinois flights?

You could potentially save up to 6% on your flight if you consider stops on a Utah to Illinois flight.

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	$254
Fastest flight time	2h 50m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Utah in the past 72 hours is $254. The best round-trip flight deal from Utah to Illinois found on momondo in the last 72 hours is $206.

The fastest flight from Utah to Illinois takes 2h 50m

Direct flights go from Utah to Illinois every day.

There are 98 airports in Illinois. From Utah there are direct flights to 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?
The number of operators available for flights from Utah to Illinois is 5 as of June 2026.
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?
Based on momondo bookings for flights between Utah and Illinois, the leading plane model is Boeing 737-800, making up 26.30% of the total bookings. Other popular models include Airbus A320-100/200 with 7.35%, Boeing 737 MAX 8 with 7.23%, and Airbus A319 with 7.11%.

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
Frontier	PriceFrom $127	Free Cancellation	Rating 5.6 2,866 reviews	Search Frontier flights
United Airlines	PriceFrom $181	Free Cancellation	Rating 7.4 9,887 reviews	Search United Airlines flights
Delta	PriceFrom $220	Free Cancellation	Rating 7.8 8,440 reviews	Search Delta flights
American Airlines	PriceFrom $257	Free Cancellation	Rating 7.1 11,756 reviews	Search American Airlines flights
Southwest	PriceFrom $307	Free Cancellation	Rating 7.9 4,243 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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Popular cities

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Popular cities in Illinois

Flights to New Yorkfrom $75

Flights to Los Angelesfrom $56

Flights to Orlandofrom $63

Flights to Miamifrom $78

Flights to Chicagofrom $63

Flights to San Franciscofrom $50

Flights to Las Vegasfrom $56

Flights to Washington, D.C.from $57

Flights to Bostonfrom $72

Flights to Atlantafrom $58

Flights to Fort Lauderdalefrom $50

Flights to Dallasfrom $59

Cheap flights from Utah to Illinois from $91

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 7/28. 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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United Airlines flights from Utah to Illinois

Our best United Airlines deals on Utah to Illinois flight tickets

Delta flights from Utah to Illinois

Our best Delta deals on Utah to Illinois flight tickets

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See travel insights to Illinois from

How to get the cheapest flight ticket from Utah to Illinois

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Utah to Illinois flight route?

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

What cabin class options are available on Utah to Illinois flights?

Can stopping save me money on Utah to Illinois flights?

What is the cheapest airline that flies from Utah to Illinois?

What airlines fly to Illinois?

How many flights depart from Utah to Illinois on average per day?

How many flights depart from Utah to Illinois on average per week?

How long is the flight from Utah to Illinois?

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

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

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

Utah flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year