HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Salt Lake City

$54+ Cheap flights from Illinois to Salt Lake City (SLC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SLC
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Salt Lake City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to Salt Lake City

Cheapest flights from Illinois to Salt Lake City
Explore the most affordable flight options available from Illinois to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Super.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:43 pmSTL - SLC
1 stop5h 24mFrontier
Tue 12/309:07 pmSLC - STL
1 stop11h 55mFrontier
Deal found 12/8$176
This Booking.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:43 pmSTL - SLC
1 stop13h 29mFrontier
Sun 12/218:58 pmSLC - STL
1 stop12h 04mFrontier
Deal found 12/7$185
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:01 amORD - SLC
1 stop7h 00mFrontier
Mon 1/129:40 pmSLC - ORD
2 stops37h 28mFrontier
Deal found 12/8$211
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:49 pmORD - SLC
1 stop23h 44mFrontier
Tue 12/305:33 pmSLC - ORD
1 stop5h 39mFrontier
Deal found 12/8$214
This Booking.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:52 pmSTL - SLC
1 stop11h 49mFrontier
Thu 12/257:20 amSLC - STL
1 stop25h 42mFrontier
Deal found 12/8$216
This Booking.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:43 pmSTL - SLC
1 stop5h 24mFrontier
Sun 1/48:58 pmSLC - STL
1 stop12h 04mFrontier
Deal found 12/8$220
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:59 pmORD - SLC
1 stop23h 42mFrontier
Tue 12/309:07 pmSLC - ORD
1 stop26h 05mFrontier
Deal found 12/7$220
This Trip.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:10 pmSTL - SLC
1 stop24h 23mFrontier
Tue 12/2310:25 pmSLC - STL
1 stop16h 59mFrontier
Deal found 12/8$221
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:59 pmORD - SLC
1 stop23h 42mFrontier
Wed 12/312:30 pmSLC - ORD
1 stop8h 42mFrontier
Deal found 12/7$221
This Frontier deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:00 amORD - SLC
1 stop6h 28mFrontier
Sun 12/215:33 pmSLC - ORD
1 stop5h 39mFrontier
Deal found 12/7$228
This CheapOair deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 amORD - SLC
1 stop26h 12mFrontier
Mon 12/298:58 pmSLC - ORD
1 stop26h 14mFrontier
Deal found 12/7$229
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amORD - SLC
1 stop18h 07mFrontier
Sun 1/48:58 pmSLC - ORD
1 stop26h 14mFrontier
Deal found 12/7$230

Find flight deals from Illinois to Salt Lake City

Keep the following information in mind while searching for Illinois to Salt Lake City flight deals. Data was last updated December 9, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$119
(Kiwi.com)

One-way from

$54
(WAYA)

Popular in

December

Cheapest in

October

Average price

$486

Good round-trip deal

$405 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Chicago (CHI)-Salt Lake City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Salt Lake City flights.
Search Deals
From Illinois to Salt Lake City
Search Deals
One-way flight from Illinois to Salt Lake City
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Salt Lake City.
Search Deals
Price to beat on a one-way flight from Illinois to Salt Lake City.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Salt Lake City 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, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Illinois to Salt Lake City that are best for you.

Fly from

Illinois

Fly to

Salt Lake City

Route

Depart

Return

Price

St. LouisSalt Lake City

STL - SLC

STLSLC

Lambert-St Louis

Wed 12/24

7:43 pm-8:12 am

1 stop13h 29m

Salt Lake City

Mon 12/29

10:25 pm-9:25 pm

1 stop22h 00m

$233

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Wed 2/18

2:02 pm-9:17 pm

1 stop8h 15m

Salt Lake City

Sat 2/21

6:20 am-1:29 pm

1 stop6h 09m

$259

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Fri 2/27

1:59 pm-9:32 pm

1 stop8h 33m

Salt Lake City

Wed 3/4

7:00 am-3:04 pm

1 stop7h 04m

$259

MolineSalt Lake City

MLI - SLC

MLISLC

Moline Quad-City

Wed 3/18

2:02 pm-9:40 pm

1 stop8h 38m

Salt Lake City

Wed 3/25

5:14 pm-11:38 pm

1 stop5h 24m

$259

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Fri 2/20

5:29 pm-10:20 am

2 stops17h 51m

Salt Lake City

Wed 2/25

7:08 am-11:59 pm

1 stop15h 51m

$288

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Fri 2/27

3:07 pm-11:45 pm

1 stop9h 38m

Salt Lake City

Tue 3/3

10:15 am-11:59 pm

1 stop12h 44m

$292

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Fri 2/20

3:07 pm-11:45 pm

1 stop9h 38m

Salt Lake City

Tue 2/24

10:15 am-11:59 pm

1 stop12h 44m

$292

PeoriaSalt Lake City

PIA - SLC

PIASLC

Greater Peoria

Tue 1/6

3:00 pm-10:45 pm

2 stops8h 45m

Salt Lake City

Tue 1/13

12:34 pm-9:39 pm

1 stop8h 05m

$297

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Sat 2/21

8:20 am-8:38 pm

1 stop13h 18m

Salt Lake City

Wed 2/25

6:20 am-11:59 pm

2 stops16h 39m

$298

ChicagoSalt Lake City

ORD - SLC

ORDSLC

Chicago O'Hare Intl

Mon 2/23

3:07 pm-11:45 pm

1 stop9h 38m

Salt Lake City

Fri 2/27

10:15 am-11:59 pm

1 stop12h 44m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Illinois to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Salt Lake City

What is the cheapest month to book a flight from Illinois to Salt Lake City?

Currently, April is the cheapest month in which you can book a flight from Illinois to Salt Lake City (average of $89). Flying from Illinois to Salt Lake City in June is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to SLC?

Find hourly flight availability from Illinois to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Illinois to Salt Lake City by exploring options for tickets in the evening.

What is the cheapest day to fly from Illinois to Salt Lake City?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Salt Lake City. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Salt Lake City flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Salt Lake City

Explore weekly flight availability from Illinois to Salt Lake City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 9, 2025.

The most flights from USIL to SLC are scheduled on a Monday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Salt Lake City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Salt Lake City from Illinois?

    Salt Lake City (SLC), located 5.7 mi from the city center, is the airport you fly into when you book flights from Illinois to Salt Lake City.

  • How long is the flight from Illinois to Salt Lake City?

    Departing from Illinois to Salt Lake City will take you 8h 15m. There are 1115 mi between Illinois and Salt Lake City. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to Salt Lake City one-way?

    The cheapest airlines for a one-way flight from Illinois to Salt Lake City are Frontier ($46), Spirit Airlines ($67), and American Airlines ($99).

  • What are the most popular routes from Illinois to Salt Lake City?

    The most popular flight routes from Illinois to Salt Lake City are Chicago O'Hare Intl - Salt Lake City, Chicago Midway - Salt Lake City and Lambert-St Louis - Salt Lake City.

  • What are the most reliable airlines from Illinois to Salt Lake City?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Salt Lake City on time: Cathay Pacific (100%), KLM (88%), WestJet (87%).

  • What are the cheapest flights from Illinois to Salt Lake City?

    While on average a flight from Illinois to Salt Lake City is generally $716, our data shows the cheapest flight currently is $149. When looking at the most popular route, (Chicago O'Hare Intl - Salt Lake City), you can expect to pay $176 for that flight.

  • Can I find deals for flights from Illinois to Salt Lake City that include hotel bookings?

    Yes. In addition to deals on Illinois to Salt Lake City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Salt Lake City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Salt Lake City.

  • Can I find deals for business class flights from Illinois to Salt Lake City?

    Yes. Cheapflights offers flight deals from Illinois to Salt Lake City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Salt Lake City?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Salt Lake City (average of $89). Flying from Illinois to Salt Lake City in June is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
Bountiful
Lehi
Farmington
Midvale
Logan
West Valley City
Draper
Evanston
West Jordan
South Jordan
Layton
Alta
Sandy

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Salt Lake City

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Salt Lake City flights
Newark to Salt Lake City flights
Los Angeles to Salt Lake City flights
Dallas/Fort Worth to Salt Lake City flights
Dulles Intl to Salt Lake City flights
Boston to Salt Lake City flights
Reagan-National to Salt Lake City flights
O'Hare Intl to Salt Lake City flights
LaGuardia to Salt Lake City flights
Seattle to Salt Lake City flights
Baltimore to Salt Lake City flights
San Francisco to Salt Lake City flights
Philadelphia to Salt Lake City flights
Miami to Salt Lake City flights
Orlando to Salt Lake City flights
Austin to Salt Lake City flights
Ontario to Salt Lake City flights
Hobby to Salt Lake City flights
Minneapolis to Salt Lake City flights
Sky Harbor Intl to Salt Lake City flights
Atlanta to Salt Lake City flights
Charlotte to Salt Lake City flights
Tampa to Salt Lake City flights
George Bush Intcntl to Salt Lake City flights
San Diego to Salt Lake City flights
Santa Ana to Salt Lake City flights
Burbank to Salt Lake City flights
Detroit to Salt Lake City flights
Raleigh to Salt Lake City flights
San Jose to Salt Lake City flights
Fort Lauderdale to Salt Lake City flights
Denver to Salt Lake City flights
Cleveland to Salt Lake City flights
Cincinnati to Salt Lake City flights
Nashville to Salt Lake City flights
Love Field to Salt Lake City flights
Portland to Salt Lake City flights
Midway to Salt Lake City flights
Columbus to Salt Lake City flights
Oakland to Salt Lake City flights
Long Beach to Salt Lake City flights
Las Vegas to Salt Lake City flights
Indianapolis to Salt Lake City flights
Honolulu to Salt Lake City flights
San Antonio to Salt Lake City flights
St. Louis to Salt Lake City flights
Pittsburgh to Salt Lake City flights
West Palm Beach to Salt Lake City flights
New Orleans to Salt Lake City flights
Kansas City to Salt Lake City flights

Top 6 airlines flying from Illinois to Salt Lake City

Discover the top 6 airlines that operate flights from Illinois to Salt Lake City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$221FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$136Average$265FlexibilityNo cancel feeOn-time65%
DeltaCheapest$188Average$443FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$503FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$281Average$511FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$300Average$470FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.