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Cheap flights from Salt Lake City to Illinois from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Salt Lake City to Illinois departing on 1/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Salt Lake City to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:35 am - 2:46 pm
SLC
-
STL
5h 11m1 stop
Frontier Logo
3:46 pm - 8:44 am
STL
-
SLC
17h 58m1 stop
$146Frontier
Wed, Jan 21 - Wed, Jan 28
Frontier Logo
3:24 pm - 11:33 pm
SLC
-
STL
31h 09m2 stops
Frontier Logo
3:46 pm - 8:44 am
STL
-
SLC
17h 58m1 stop
$175Frontier
Wed, Jan 21 - Wed, Jan 28
Frontier Logo
11:26 am - 11:39 am
SLC
-
STL
23h 13m1 stop
Frontier Logo
3:43 pm - 11:00 pm
STL
-
SLC
8h 17m1 stop
$179Frontier
Sat, Jan 10 - Wed, Jan 14
Frontier Logo
9:58 pm - 6:51 pm
SLC
-
STL
19h 53m1 stop
Frontier Logo
3:46 pm - 8:40 am
STL
-
SLC
17h 54m1 stop
$182Frontier
Sun, Jan 18 - Sat, Jan 31
Multiple Airlines Logo
9:19 pm - 2:46 pm
SLC
-
STL
16h 27m1 stop
Multiple Airlines Logo
9:45 pm - 2:29 pm
STL
-
SLC
17h 44m2 stops
$190Multiple Airlines
Fri, Jan 23 - Mon, Jan 26
American Airlines Logo
1:20 pm - 10:21 pm
SLC
-
PIA
8h 01m1 stop
American Airlines Logo
5:16 pm - 10:08 pm
PIA
-
SLC
5h 52m1 stop
$279American Airlines
Thu, Jan 15 - Sun, Feb 1
Multiple Airlines Logo
12:15 pm - 8:36 pm
SLC
-
MLI
7h 21m1 stop
Multiple Airlines Logo
9:26 pm - 11:05 am
MLI
-
SLC
14h 39m1 stop
$284Multiple Airlines
Thu, Jan 22 - Thu, Jan 29
American Airlines Logo
7:45 am - 3:24 pm
SLC
-
PIA
6h 39m1 stop
American Airlines Logo
5:16 pm - 10:08 pm
PIA
-
SLC
5h 52m1 stop
$294American Airlines
Thu, Jan 15 - Sun, Feb 1
United Airlines Logo
2:45 pm - 8:34 pm
SLC
-
MLI
4h 49m1 stop
United Airlines Logo
8:46 am - 1:34 pm
MLI
-
SLC
5h 48m1 stop
$351United Airlines
Sat, Jan 17 - Sun, Jan 18
United Airlines Logo
7:35 am - 8:34 pm
SLC
-
MLI
11h 59m2 stops
United Airlines Logo
10:47 am - 6:42 pm
MLI
-
SLC
8h 55m1 stop
$356United Airlines
Sat, Jan 17 - Sun, Jan 18

Alaska Airlines flights from Salt Lake City to Illinois

Our best Alaska Airlines deals on Salt Lake City to Illinois flight tickets
Alaska Airlines
Feb 6
SLC8:20 amSalt Lake City
14h 30m
2 stops
ORD11:50 pmChicago O'Hare Intl
Feb 8
ORD8:00 amChicago O'Hare Intl
16h 43m
1 stop
SLC11:43 pmSalt Lake City
$279
Find similar
Alaska Airlines
Jan 13
SLC9:00 amSalt Lake City
28h 38m
1 stop
ORD2:38 pmChicago O'Hare Intl
Jan 20
ORD8:00 amChicago O'Hare Intl
13h 58m
1 stop
SLC8:58 pmSalt Lake City
$285
Find similar
Alaska Airlines
Jan 24
SLC8:20 amSalt Lake City
14h 30m
2 stops
ORD11:50 pmChicago O'Hare Intl
Jan 31
ORD8:00 amChicago O'Hare Intl
10h 43m
2 stops
SLC5:43 pmSalt Lake City
$293
Find similar

Frontier flights from Salt Lake City to Illinois

Our best Frontier deals on Salt Lake City to Illinois flight tickets
Frontier
Jan 21
SLC8:35 amSalt Lake City
5h 11m
1 stop
STL2:46 pmLambert-St Louis
Jan 28
STL3:46 pmLambert-St Louis
17h 58m
1 stop
SLC8:44 amSalt Lake City
$146
Find similar
Frontier
Jan 21
SLC3:24 pmSalt Lake City
31h 09m
2 stops
STL11:33 pmLambert-St Louis
Jan 28
STL3:46 pmLambert-St Louis
17h 58m
1 stop
SLC8:44 amSalt Lake City
$175
Find similar
Frontier
Jan 10
SLC11:26 amSalt Lake City
23h 13m
1 stop
STL11:39 amLambert-St Louis
Jan 14
STL3:43 pmLambert-St Louis
8h 17m
1 stop
SLC11:00 pmSalt Lake City
$179
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Salt Lake City 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 December 27, 2025.
Use the filters below to find and compare flights from Salt Lake City to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Wed 1/21

8:35 am-2:46 pm

1 stop5h 11m

Lambert-St Louis

Wed 1/28

3:46 pm-8:44 am

1 stop17h 58m

$146

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Wed 1/21

3:24 pm-11:33 pm

2 stops31h 09m

Lambert-St Louis

Wed 1/28

3:46 pm-8:44 am

1 stop17h 58m

$175

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Sat 1/10

11:26 am-11:39 am

1 stop23h 13m

Lambert-St Louis

Wed 1/14

3:43 pm-11:00 pm

1 stop8h 17m

$179

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Sun 1/18

9:58 pm-6:51 pm

1 stop19h 53m

Lambert-St Louis

Sat 1/31

3:46 pm-8:40 am

1 stop17h 54m

$182

Salt Lake CitySt. Louis

SLC - STL

SLCSTL

Salt Lake City

Fri 1/23

9:19 pm-2:46 pm

1 stop16h 27m

Lambert-St Louis

Mon 1/26

9:45 pm-2:29 pm

2 stops17h 44m

$190

Salt Lake CityPeoria

SLC - PIA

SLCPIA

Salt Lake City

Thu 1/15

1:20 pm-10:21 pm

1 stop8h 01m

Greater Peoria

Sun 2/1

5:16 pm-10:08 pm

1 stop5h 52m

$279

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Thu 1/22

12:15 pm-8:36 pm

1 stop7h 21m

Moline Quad-City

Thu 1/29

9:26 pm-11:05 am

1 stop14h 39m

$284

Salt Lake CityPeoria

SLC - PIA

SLCPIA

Salt Lake City

Thu 1/15

7:45 am-3:24 pm

1 stop6h 39m

Greater Peoria

Sun 2/1

5:16 pm-10:08 pm

1 stop5h 52m

$294

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Sat 1/17

2:45 pm-8:34 pm

1 stop4h 49m

Moline Quad-City

Sun 1/18

8:46 am-1:34 pm

1 stop5h 48m

$351

Salt Lake CityMoline

SLC - MLI

SLCMLI

Salt Lake City

Sat 1/17

7:35 am-8:34 pm

2 stops11h 59m

Moline Quad-City

Sun 1/18

10:47 am-6:42 pm

1 stop8h 55m

$356

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 Salt Lake City 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 Salt Lake City is in September. Flight prices, which tend to average around $284, 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 September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $288.

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

The cheapest day to depart from Salt Lake City to Illinois is on a Friday when prices can be found for as low as $493. Flights from Salt Lake City to Illinois on a Sunday will generally be more expensive and average around $649. 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 evening. Flights from Salt Lake City to Illinois during this time can be as low as $190. Flights in the morning are often more expensive with an average ticket price of $542.

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

Fly from Salt Lake City to Chicago Midway for the best Salt Lake City - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Salt Lake City for as low as $306 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Salt Lake City to Illinois.

Cheap Salt Lake City to Illinois flight deals and tips

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

Best Price Found

$249

Fastest flight time

2h 47m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Salt Lake City in the past 72 hours is $249. The best round-trip flight deal from Salt Lake City to Illinois found on momondo in the last 72 hours is $431.
The fastest flight from Salt Lake City to Illinois takes 2h 47m
Direct flights go from Salt Lake City to Illinois every day.
There are 98 airports in Illinois. From Salt Lake City there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL).
Search flight deals

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

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

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

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

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

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Salt Lake City to Illinois

Compare and see reviews for airlines that fly from Salt Lake City to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $88Free CancellationRating
5.8
3,071 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $93Free CancellationRating
6.3
8,210 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $181Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
American AirlinesPriceFrom $213Free CancellationRating
7.2
11,066 reviews
Search American Airlines flights
DeltaPriceFrom $224Free CancellationRating
7.9
8,019 reviews
Search Delta flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,257 reviews
Search Southwest flights

Why use momondo?

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

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 Illinois from Salt Lake City.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Salt Lake City to Illinois.

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

Yes momondo offers price alerts on flights to Illinois from Salt Lake City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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.
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