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

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

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

As of April 2026, there are 32 flights per day flying from Illinois to Utah. The most common time of day flights depart is 7:00PM, with 43% of flights taking off in the evening.

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

As of April 2026, 230 flights take off from Illinois and land in Utah each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

How long is the flight from Illinois to Utah?

Average flight duration from Illinois to Utah depends on which airport you fly into and out of. Flying from Chicago to Salt Lake City is 3h 26m on average, while flying from Moline to Salt Lake City is 5h 47m on average. Salt Lake City is the most popular airport in Utah.

What airlines fly to Utah?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Utah from Illinois according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Utah. Keep in mind that there are 5 different airlines that fly to Utah on a routine basis, so you have a few additional options to choose from.

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

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

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

As of April 2026, there are 5 operators available to choose from for flights from Illinois to Utah.

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

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 Utah.

What documentation or ID do you need to fly to Utah?

The travel and health documents you'll need for your trip to Utah 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 Utah. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$62 Cheap Flights from Illinois to Utah in 2026

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Find the cheapest flights from Illinois to Utah

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:18 pm - 9:30 am

STL

SLC

13h 12m

1 stop

1:32 pm - 6:06 pm

SLC

STL

27h 34m

1 stop

$160Frontier

Fri, May 8 - Mon, May 11

9:06 pm - 9:30 am

STL

SLC

13h 24m

1 stop

1:32 pm - 8:11 pm

SLC

STL

5h 39m

1 stop

$164Frontier

Fri, May 22 - Sun, May 24

4:24 pm - 10:35 pm

MLI

SLC

7h 11m

1 stop

5:13 pm - 11:03 pm

SLC

MLI

4h 50m

1 stop

$261American Airlines

Sat, Sep 12 - Sat, Sep 19

11:00 am - 5:24 pm

MLI

SLC

7h 24m

1 stop

7:00 am - 4:22 pm

SLC

MLI

8h 22m

1 stop

$279Delta

Fri, Aug 21 - Sat, Aug 29

5:07 pm - 12:26 am

MLI

SLC

8h 19m

1 stop

1:40 pm - 10:30 pm

SLC

MLI

7h 50m

1 stop

$297Delta

Fri, Aug 7 - Wed, Aug 12

4:45 pm - 12:36 am

MLI

SLC

8h 51m

1 stop

4:56 pm - 11:55 pm

SLC

MLI

5h 59m

1 stop

$304American Airlines

Tue, May 26 - Tue, Jun 2

3:44 pm - 10:49 pm

MLI

SLC

8h 05m

1 stop

8:00 am - 3:09 pm

SLC

MLI

6h 09m

1 stop

$325United Airlines

Thu, Aug 13 - Wed, Aug 19

5:25 am - 10:50 am

MDW

SLC

6h 25m

1 stop

11:40 am - 7:35 pm

SLC

MDW

6h 55m

1 stop

$339Southwest

Mon, May 11 - Wed, May 13

5:33 pm - 10:48 pm

PIA

SLC

6h 15m

1 stop

5:05 am - 1:57 pm

SLC

PIA

7h 52m

2 stops

$344United Airlines

Thu, Jul 9 - Tue, Jul 14

9:05 pm - 11:30 pm

MDW

SLC

3h 25mnonstop

8:30 pm - 5:25 am

SLC

MDW

7h 55m

1 stop

$347Southwest

Tue, Jun 9 - Fri, Jun 12

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American Airlines flights from Illinois to Utah

Our best American Airlines deals on Illinois to Utah flight tickets

American Airlines

Sep 12

MLI4:24 pmMoline Quad-City

7h 11m

1 stop

SLC10:35 pmSalt Lake City

Sep 19

SLC5:13 pmSalt Lake City

4h 50m

1 stop

MLI11:03 pmMoline Quad-City

$261

American Airlines

May 26

MLI4:45 pmMoline Quad-City

8h 51m

1 stop

SLC12:36 amSalt Lake City

Jun 2

SLC4:56 pmSalt Lake City

5h 59m

1 stop

MLI11:55 pmMoline Quad-City

$304

American Airlines

Sep 19

MLI11:29 amMoline Quad-City

11h 06m

2 stops

SLC9:35 pmSalt Lake City

Sep 22

SLC5:13 pmSalt Lake City

4h 50m

1 stop

MLI11:03 pmMoline Quad-City

$309

Frontier flights from Illinois to Utah

Our best Frontier deals on Illinois to Utah flight tickets

Frontier

May 8

STL9:18 pmLambert-St Louis

13h 12m

1 stop

SLC9:30 amSalt Lake City

May 11

SLC1:32 pmSalt Lake City

27h 34m

1 stop

STL6:06 pmLambert-St Louis

$160

Frontier

May 22

STL9:06 pmLambert-St Louis

13h 24m

1 stop

SLC9:30 amSalt Lake City

May 24

SLC1:32 pmSalt Lake City

5h 39m

1 stop

STL8:11 pmLambert-St Louis

$164

Frontier

May 14

STL8:08 pmLambert-St Louis

24h 21m

1 stop

SLC7:29 pmSalt Lake City

May 23

SLC10:54 pmSalt Lake City

19h 29m

1 stop

STL7:23 pmLambert-St Louis

$171

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Fri 5/8

9:18 pm-9:30 am

1 stop13h 12m

Salt Lake City

Mon 5/11

1:32 pm-6:06 pm

1 stop27h 34m

$160

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Fri 5/22

9:06 pm-9:30 am

1 stop13h 24m

Salt Lake City

Sun 5/24

1:32 pm-8:11 pm

1 stop5h 39m

$164

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Sat 9/12

4:24 pm-10:35 pm

1 stop7h 11m

Salt Lake City

Sat 9/19

5:13 pm-11:03 pm

1 stop4h 50m

$261

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Fri 8/21

11:00 am-5:24 pm

1 stop7h 24m

Salt Lake City

Sat 8/29

7:00 am-4:22 pm

1 stop8h 22m

$279

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Fri 8/7

5:07 pm-12:26 am

1 stop8h 19m

Salt Lake City

Wed 8/12

1:40 pm-10:30 pm

1 stop7h 50m

$297

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Tue 5/26

4:45 pm-12:36 am

1 stop8h 51m

Salt Lake City

Tue 6/2

4:56 pm-11:55 pm

1 stop5h 59m

$304

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Thu 8/13

3:44 pm-10:49 pm

1 stop8h 05m

Salt Lake City

Wed 8/19

8:00 am-3:09 pm

1 stop6h 09m

$325

ChicagoSalt Lake City

MDW - SLC

MDWSLC

Chicago Midway

Mon 5/11

5:25 am-10:50 am

1 stop6h 25m

Salt Lake City

Wed 5/13

11:40 am-7:35 pm

1 stop6h 55m

$339

PeoriaSalt Lake City

PIA - SLC

PIASLC

Greater Peoria

Thu 7/9

5:33 pm-10:48 pm

1 stop6h 15m

Salt Lake City

Tue 7/14

5:05 am-1:57 pm

2 stops7h 52m

$344

Quickest round-trip

ChicagoSalt Lake City

MDW - SLC

MDWSLC

Chicago Midway

Tue 6/9

9:05 pm-11:30 pm

Nonstop3h 25m

Salt Lake City

Fri 6/12

8:30 pm-5:25 am

1 stop7h 55m

$347

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 Illinois to Utah

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 Utah?

The cheapest month to fly to Utah from Illinois is in August. Flight prices, which tend to average around $342, are often lower during this time because this is during the off-season. If you aren’t able to travel to Utah 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 $347.

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

The cheapest day to depart on your flight to Utah is on a Saturday when prices can be found for as low as $382. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Utah is Sunday, with ticket prices averaging around $488.

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

Our data shows that the cheapest Illinois to Utah flights are usually those with departure times in the afternoon. Our users have found flights to Utah in the afternoon for as low as $404. Flights to Utah are more costly in the morning, with an average ticket price of $441. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Illinois to Utah flight route?

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

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

You are more likely to see cheaper flights to Utah from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Utah for around $425 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Utah from Illinois for as low as $352 on momondo.

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

There are 4 cabin classes available to choose from on Illinois to Utah 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 Illinois to Utah flights?

No. A direct flight is the cheapest option for a flight between Illinois to Utah.

Cheap Illinois to Utah flight deals and tips

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

Best Price Found	$224
Fastest flight time	2h 28m
Direct flights	Every day
Airports in Utah	51 airports

The best one-way flight to Utah from Illinois in the past 72 hours is $224. The best round-trip flight deal from Illinois to Utah found on momondo in the last 72 hours is $398.

The fastest flight from Illinois to Utah takes 2h 28m

Direct flights go from Illinois to Utah every day.

There are 51 airports in Utah. From Illinois there are direct flights to Saint George (SGU), Salt Lake City (SLC).

Search flight deals

Frequently asked questions about flying from Illinois to Utah

When did momondo last update prices for flights from Illinois to Utah?
Prices for flights from Illinois to Utah were last updated today.
How many operators does momondo search for flights from Illinois to Utah?
As of April 2026, there are 5 operators available to choose from for flights from Illinois to Utah.
How old do you have to be to fly from Illinois to Utah?
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 Utah.
What documentation or ID do you need to fly to Utah?
The travel and health documents you'll need for your trip to Utah 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 Utah. 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 Illinois to Utah?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Utah is Boeing 737-800 (29.23% of total bookings). The next most popular plane models are Airbus A319 (19.49%), Boeing 737-700 (11.10%), and Boeing 737-900 (10.87%).

Best airlines flying from Illinois to Utah

Compare and see reviews for airlines that fly from Illinois to Utah with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $130	Free Cancellation	Rating 5.6 2,981 reviews	Search Frontier flights
Delta	PriceFrom $168	Free Cancellation	Rating 7.9 8,434 reviews	Search Delta flights
American Airlines	PriceFrom $202	Free Cancellation	Rating 7.1 11,645 reviews	Search American Airlines flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 9,613 reviews	Search United Airlines flights
Southwest	PriceFrom $321	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights

Why use momondo?

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

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 Utah from Illinois.

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

Flights from Illinois to Utah with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Utah from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to Utah flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in Utah

Flights to New Yorkfrom $56

Flights to Los Angelesfrom $31

Flights to Orlandofrom $53

Flights to Miamifrom $48

Flights to Chicagofrom $69

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $37

Flights to Washington, D.C.from $56

Flights to Bostonfrom $73

Flights to Atlantafrom $56

Flights to Dallasfrom $60

Flights to Fort Lauderdalefrom $56

Cheap flights from Illinois to Utah from $62

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 Utah departing on 5/12. 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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American Airlines flights from Illinois to Utah

Our best American Airlines deals on Illinois to Utah flight tickets

Frontier flights from Illinois to Utah

Our best Frontier deals on Illinois to Utah flight tickets

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See travel insights to Utah from

How to get the cheapest flight ticket from Illinois to Utah

What is the cheapest month to fly to Utah?

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

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

What is the cheapest Illinois to Utah flight route?

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

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

Can stopping save me money on Illinois to Utah flights?

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

What airlines fly to Utah?

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

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

How long is the flight from Illinois to Utah?

Cheap Illinois to Utah flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Utah

Frequently asked questions about flying from Illinois to Utah

Best airlines flying from Illinois to Utah

Compare and see reviews for airlines that fly from Illinois to Utah with momondo

Why use momondo?

An easier way to manage your Utah 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 Utah

Popular cities in Utah

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

Illinois flight routes

According to popular flight searches on momondo this year

Utah flight routes

According to popular flight searches on momondo this year

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