What is the cheapest airline that flies from Illinois to Salt Lake City?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Salt Lake City

How many flights depart from Illinois to Salt Lake City on average per day?

As of September 2025, there are 19 flights per day flying from Illinois to Salt Lake City. The most common time of day flights depart is 8:00PM, with 38% of flights taking off in the evening.

What airlines fly to Salt Lake City?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Salt Lake City from Illinois according to our data. Delta is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Salt Lake City. Keep in mind that there are 7 different airlines that fly to Salt Lake City on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Salt Lake City on average per week?

As of September 2025, there are 135 flights per week flying from Illinois to Salt Lake City. The most common day of the week flights depart is Tue, with 24% of flights taking off on this day.

How long does it take to fly to Salt Lake City?

If you’re flying from a popular airport in Illinois, such as Chicago or Peoria, and flying into Salt Lake City, then you can expect flight times to average 3h 22m and 5h 22m, respectively.

When did momondo last update prices for flights from Illinois to Salt Lake City Airport?

Prices for flights from Illinois to Salt Lake City Airport refresh daily.

How many operators does momondo search for flights from Illinois to Salt Lake City Airport?

As of September 2025, there are 6 operators available to choose from for flights from Illinois to Salt Lake City Airport.

How old do you have to be to fly from Illinois to Salt Lake City 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 Salt Lake City Airport.

What documentation or ID do you need to fly to Salt Lake City Airport?

The required travel and health documents for your Salt Lake City 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 Salt Lake City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$71 Cheap Flights from Illinois to Salt Lake City in 2025

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Find the cheapest flights from Illinois to Salt Lake City

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:55 pm - 12:14 amSTL-SLC

5h 19m1 stop

9:58 pm - 9:06 amSLC-STL

10h 08m1 stop

$144Frontier

Find Deal

Thu, Oct 2 - Sat, Oct 4

7:55 pm - 12:46 pmSTL-SLC

17h 51m1 stop

1:42 pm - 9:06 amSLC-STL

18h 24m1 stop

$154Frontier

Find Deal

Tue, Sep 23 - Wed, Oct 1

7:09 pm - 1:32 pmORD-SLC

19h 23m2 stops

6:30 am - 11:53 pmSLC-ORD

16h 23m1 stop

$178

Find Deal

Wed, Oct 1 - Sat, Oct 11

7:09 pm - 3:20 pmORD-SLC

21h 11m2 stops

4:02 pm - 11:59 pmSLC-ORD

6h 57m1 stop

$179

Find Deal

Wed, Oct 1 - Mon, Oct 6

6:20 am - 11:27 amMLI-SLC

6h 07m1 stop

4:36 pm - 11:50 pmSLC-MLI

6h 14m1 stop

$259American Airlines

Find Deal

Tue, Oct 7 - Tue, Oct 14

3:30 pm - 10:30 pmPIA-SLC

8h 00m1 stop

12:46 pm - 9:31 pmSLC-PIA

7h 45m1 stop

$259United Airlines

Find Deal

Wed, Nov 26 - Tue, Dec 2

10:47 am - 5:08 pmMLI-SLC

7h 21m2 stops

8:20 am - 3:09 pmSLC-MLI

5h 49m1 stop

$264United Airlines

Find Deal

Sat, Jan 17 - Wed, Jan 21

5:40 pm - 10:56 pmMLI-SLC

6h 16m1 stop

11:53 am - 9:32 pmSLC-MLI

8h 39m1 stop

$274American Airlines

Find Deal

Sat, Sep 27 - Fri, Oct 3

10:20 am - 5:22 pmEVV-SLC

8h 02m1 stop

12:45 am - 9:40 amSLC-EVV

7h 55m1 stop

$629Delta

Find Deal

Sat, Oct 11 - Fri, Oct 17

10:20 am - 7:58 pmEVV-SLC

10h 38m2 stops

12:45 am - 9:40 amSLC-EVV

7h 55m1 stop

$937Delta

Find Deal

Sat, Oct 11 - Fri, Oct 17

American Airlines flights from Illinois to Salt Lake City

Our best American Airlines deals on Illinois to Salt Lake City flight tickets

American Airlines

Oct 7

MLI6:20 amMoline Quad-City

6h 07m

1 stop

SLC11:27 amSalt Lake City

Oct 14

SLC4:36 pmSalt Lake City

6h 14m

1 stop

MLI11:50 pmMoline Quad-City

$259

Find similar

American Airlines

Sep 27

MLI5:40 pmMoline Quad-City

6h 16m

1 stop

SLC10:56 pmSalt Lake City

Oct 3

SLC11:53 amSalt Lake City

8h 39m

1 stop

MLI9:32 pmMoline Quad-City

$274

Find similar

American Airlines

Sep 27

MLI6:30 amMoline Quad-City

11h 28m

2 stops

SLC4:58 pmSalt Lake City

Oct 3

SLC11:53 amSalt Lake City

8h 39m

1 stop

MLI9:32 pmMoline Quad-City

$279

Find similar

Frontier flights from Illinois to Salt Lake City

Our best Frontier deals on Illinois to Salt Lake City flight tickets

Frontier

Sep 22

STL7:55 pmLambert-St Louis

5h 19m

1 stop

SLC12:14 amSalt Lake City

Oct 6

SLC9:45 pmSalt Lake City

10h 22m

1 stop

STL9:07 amLambert-St Louis

$144

Find similar

Frontier

Sep 23

STL7:55 pmLambert-St Louis

17h 51m

1 stop

SLC12:46 pmSalt Lake City

Oct 1

SLC1:42 pmSalt Lake City

18h 24m

1 stop

STL9:06 amLambert-St Louis

$154

Find similar

Frontier

Oct 22

STL7:52 pmLambert-St Louis

12h 40m

1 stop

SLC7:32 amSalt Lake City

Nov 12

SLC12:35 pmSalt Lake City

19h 32m

1 stop

STL9:07 amLambert-St Louis

$155

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Thu 10/2

7:55 pm-12:14 am

1 stop5h 19m

Salt Lake City

Sat 10/4

9:58 pm-9:06 am

1 stop10h 08m

$144

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Tue 9/23

7:55 pm-12:46 pm

1 stop17h 51m

Salt Lake City

Wed 10/1

1:42 pm-9:06 am

1 stop18h 24m

$154

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Wed 10/1

7:09 pm-1:32 pm

2 stops19h 23m

Salt Lake City

Sat 10/11

6:30 am-11:53 pm

1 stop16h 23m

$178

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Wed 10/1

7:09 pm-3:20 pm

2 stops21h 11m

Salt Lake City

Mon 10/6

4:02 pm-11:59 pm

1 stop6h 57m

$179

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Tue 10/7

6:20 am-11:27 am

1 stop6h 07m

Salt Lake City

Tue 10/14

4:36 pm-11:50 pm

1 stop6h 14m

$259

PeoriaSalt Lake City

PIA - SLC

PIASLC

Greater Peoria

Wed 11/26

3:30 pm-10:30 pm

1 stop8h 00m

Salt Lake City

Tue 12/2

12:46 pm-9:31 pm

1 stop7h 45m

$259

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Sat 1/17

10:47 am-5:08 pm

2 stops7h 21m

Salt Lake City

Wed 1/21

8:20 am-3:09 pm

1 stop5h 49m

$264

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Sat 9/27

5:40 pm-10:56 pm

1 stop6h 16m

Salt Lake City

Fri 10/3

11:53 am-9:32 pm

1 stop8h 39m

$274

EvansvilleSalt Lake City

EVV - SLC

EVVSLC

Evansville Dress Regional

Sat 10/11

10:20 am-5:22 pm

1 stop8h 02m

Salt Lake City

Fri 10/17

12:45 am-9:40 am

1 stop7h 55m

$629

EvansvilleSalt Lake City

EVV - SLC

EVVSLC

Evansville Dress Regional

Sat 10/11

10:20 am-7:58 pm

2 stops10h 38m

Salt Lake City

Fri 10/17

12:45 am-9:40 am

1 stop7h 55m

$937

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 Salt Lake City

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 Salt Lake City?

In general, October is the cheapest month to fly from Illinois to Salt Lake City. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $247. If you are unable to visit Salt Lake City during the month of October, then departing from Illinois during the month November is also very affordable. Most momondo users find prices during this month for around $257.

What is the cheapest day to depart on your flight to Salt Lake City?

On average, the least expensive day to fly to Salt Lake City from Illinois is on a Friday. momondo users have found tickets for Friday departures for as low as $373. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Salt Lake City on Sunday is $472.

What is the cheapest time of day to depart on your flight to Salt Lake City?

Our most recent data shows that the best time of day to fly to Salt Lake City is in the afternoon. Flights from Illinois to Salt Lake City during this time can be as low as $285. In the morning is when there is more demand to fly to Salt Lake City, so prices are often more expensive at around $436 per ticket.

What is the cheapest Illinois to Salt Lake City flight route?

Fly from Chicago O'Hare Intl to Salt Lake City for the best Illinois - Salt Lake City flight prices

How far in advance should I book a flight to Salt Lake City?

You are more likely to see cheaper flights to Salt Lake City from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Salt Lake City for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Salt Lake City from Illinois for as low as $303 on momondo.

What cabin class options are available on Illinois to Salt Lake City flights?

There are 4 cabin classes available to choose from on Illinois to Salt Lake City 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 Salt Lake City flights?

You could potentially save up to 13% on your flight if you consider stops on a Illinois to Salt Lake City flight.

Cheap Illinois to Salt Lake City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Salt Lake City

Best Price Found	$169
Fastest flight time	3h 06m
Direct flights	Every day
Airports in Salt Lake City	1 airport

The best one-way flight to Salt Lake City from Illinois in the past 72 hours is $169. The best round-trip flight deal from Illinois to Salt Lake City found on momondo in the last 72 hours is $291.

The fastest flight from Illinois to Salt Lake City takes 3h 06m

Direct flights go from Illinois to Salt Lake City every day.

There is 1 airport near Salt Lake City: Salt Lake City (SLC)

Search flight deals

When did momondo last update prices for flights from Illinois to Salt Lake City Airport?
Prices for flights from Illinois to Salt Lake City Airport refresh daily.
How many operators does momondo search for flights from Illinois to Salt Lake City Airport?
As of September 2025, there are 6 operators available to choose from for flights from Illinois to Salt Lake City Airport.
How old do you have to be to fly from Illinois to Salt Lake City 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 Salt Lake City Airport.
What documentation or ID do you need to fly to Salt Lake City Airport?
The required travel and health documents for your Salt Lake City 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 Salt Lake City 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 Salt Lake City?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Salt Lake City is Boeing 737-800, representing 29.32% of all bookings. The subsequent popular models are Airbus A319 at 22.96%, Airbus A320-100/200 at 7.55%, and Boeing 737-700 at 7.13%.

Best airlines flying from Illinois to Salt Lake City

Compare and see reviews for airlines that fly from Illinois to Salt Lake City with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $87	Free Cancellation	Rating 5.8 3,185 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $136	Free Cancellation	Rating 6.3 8,025 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $148	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights
Delta	PriceFrom $166	Free Cancellation	Rating 7.9 7,965 reviews	Search Delta flights
American Airlines	PriceFrom $192	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 8,943 reviews	Search United Airlines flights

Park City

Logan

West Valley City

Heber City

Midvale

Layton

Lehi

West Jordan

Sandy

Midway

Evanston

Draper

Clearfield

South Jordan

Farmington

Bountiful

Alta

Brighton

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Salt Lake City?

It is quick and easy to find Illinois to Salt Lake City 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 Salt Lake City that suits you.

Can I find flights from Illinois to Salt Lake City with flexible booking policies on momondo?

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

How can momondo help me find flights from Illinois to Salt Lake City?

momondo provides multiple filters to help you find the best flight to Salt Lake City 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 Salt Lake City right now. Can momondo alert me if prices change?

Price alerts on flights to Salt Lake City from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Salt Lake City 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.

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Cheap flights from Illinois to Salt Lake City from $71

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 Salt Lake City departing on 11/13. 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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Filter for what you want

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Find the cheapest flights from Illinois to Salt Lake City

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American Airlines flights from Illinois to Salt Lake City

Our best American Airlines deals on Illinois to Salt Lake City flight tickets

Frontier flights from Illinois to Salt Lake City

Our best Frontier deals on Illinois to Salt Lake City flight tickets

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Use the filters below to find and compare flights from Illinois to Salt Lake City that are best for you.

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How to get the cheapest flight ticket from Illinois to Salt Lake City

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 Salt Lake City?

What is the cheapest day to depart on your flight to Salt Lake City?

What is the cheapest time of day to depart on your flight to Salt Lake City?

What is the cheapest Illinois to Salt Lake City flight route?

Fly from Chicago O'Hare Intl to Salt Lake City for the best Illinois - Salt Lake City flight prices

How far in advance should I book a flight to Salt Lake City?

What cabin class options are available on Illinois to Salt Lake City flights?

There are 4 cabin classes available to choose from on Illinois to Salt Lake City 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 Salt Lake City flights?

You could potentially save up to 13% on your flight if you consider stops on a Illinois to Salt Lake City flight.

What is the cheapest airline that flies from Illinois to Salt Lake City?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Salt Lake City

What airlines fly to Salt Lake City?

How many flights depart from Illinois to Salt Lake City on average per day?

As of September 2025, there are 19 flights per day flying from Illinois to Salt Lake City. The most common time of day flights depart is 8:00PM, with 38% of flights taking off in the evening.

How many flights depart from Illinois to Salt Lake City on average per week?

As of September 2025, there are 135 flights per week flying from Illinois to Salt Lake City. The most common day of the week flights depart is Tue, with 24% of flights taking off on this day.

How long does it take to fly to Salt Lake City?

If you’re flying from a popular airport in Illinois, such as Chicago or Peoria, and flying into Salt Lake City, then you can expect flight times to average 3h 22m and 5h 22m, respectively.

Cheap Illinois to Salt Lake City flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Salt Lake City

Best Price Found

Fastest flight time

Direct flights

Airports in Salt Lake City

When did momondo last update prices for flights from Illinois to Salt Lake City Airport?

How many operators does momondo search for flights from Illinois to Salt Lake City Airport?

How old do you have to be to fly from Illinois to Salt Lake City Airport?

What documentation or ID do you need to fly to Salt Lake City Airport?

What is the most popular plane model from Illinois to Salt Lake City?

Best airlines flying from Illinois to Salt Lake City

Compare and see reviews for airlines that fly from Illinois to Salt Lake City with momondo

Traveling to a place near Salt Lake City?

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Salt Lake City?

Can I find flights from Illinois to Salt Lake City with flexible booking policies on momondo?

How can momondo help me find flights from Illinois to Salt Lake City?

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

An easier way to manage your Salt Lake City 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 the United States

Airports servicing Utah