$52+ Cheap flights from Illinois to Utah
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 3 — Jan 101
1 adult, Economy
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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 Utah
Cheapest flights from Illinois to UtahExplore the most affordable flight options available from Illinois to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.
Explore the most affordable flight options available from Illinois to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.
This Mytrip deal was found by Cheapflights users on 12/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:43 pmSTL - SLC
1 stop16h 54mFrontier
Tue 12/166:23 pmSLC - STL
1 stop14h 51mFrontier
Deal found 12/1![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Tue 12/304:27 pmSTL - SLC
2 stops32h 40mFrontier
Tue 1/63:32 pmSLC - STL
1 stop17h 30mFrontier
Deal found 12/2![Frontier logo]()
$199
This Mytrip deal was found by Cheapflights users on 12/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:43 pmSTL - SLC
1 stop13h 29mFrontier
Sun 1/45:33 pmSLC - STL
1 stop15h 29mFrontier
Deal found 12/3![Frontier logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/2210:25 amSLC - ORD
1 stop10h 01mFrontier
Deal found 12/2![Frontier logo]()
$227
This CheapOair deal was found by Cheapflights users on 12/3. 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 12/2110:50 pmMDW - SLC
1 stop10h 22mFrontier
Sat 12/278:58 pmSLC - MDW
1 stop23h 52mFrontier
Deal found 12/3![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/317:43 pmSTL - SLC
1 stop13h 29mFrontier
Tue 1/63:32 pmSLC - STL
1 stop17h 30mFrontier
Deal found 12/2![Frontier logo]()
$233
This CheapOair deal was found by Cheapflights users on 12/2. 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.
Thu 12/117:00 amORD - SLC
1 stop5h 37mFrontier
Sun 12/147:20 amSLC - ORD
1 stop15h 52mFrontier
Deal found 12/2![Frontier logo]()
$233
This CheapOair deal was found by Cheapflights users on 12/3. 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.
Fri 12/128:05 amMDW - SLC
1 stop9h 41mFrontier
Sun 12/147:20 amSLC - MDW
1 stop26h 48mFrontier
Deal found 12/3![Frontier logo]()
$233
This Priceline deal was found by Cheapflights users on 12/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:33 pmORD - SLC
1 stop11h 08mFrontier
Sun 12/215:33 pmSLC - ORD
1 stop5h 39mFrontier
Deal found 12/3![Frontier logo]()
$234
This Frontier deal was found by Cheapflights users on 12/2. 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.
Sun 12/2110:50 pmMDW - SLC
1 stop10h 22mFrontier
Tue 12/307:20 amSLC - MDW
1 stop11h 35mFrontier
Deal found 12/2![Frontier logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/316:12 amMDW - SLC
2 stops51h 00mFrontier
Mon 1/58:41 pmSLC - MDW
1 stop15h 12mFrontier
Deal found 12/3![Frontier logo]()
$236
This Gotogate deal was found by Cheapflights users on 12/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:31 pmORD - SLC
1 stop11h 45mFrontier
Sun 12/217:20 amSLC - ORD
1 stop15h 52mFrontier
Deal found 12/2![Frontier logo]()
$238
Find flight deals from Illinois to Utah
Keep the following information in mind while searching for Illinois to Utah flight deals. Data was last updated December 4, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $110 (Kiwi.com) |
One-way from | $52 (Trip.com) |
Popular in | December |
Cheapest in | October |
Average price | $471 |
Good round-trip deal | $389 or less |
Good one-way deal | $159 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Utah 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 4, 2025.
Use the filters below to find and compare flights from Illinois to Utah that are best for you.
Fly from
Illinois
Fly to
Utah
Route
Depart
Return
Price
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Sat 2/14
2:10 pm-10:15 pm
2 stops9h 05m
Salt Lake City
Tue 2/17
4:15 pm-11:45 pm
1 stop6h 30m
$216
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 2/4
9:00 am-8:44 pm
1 stop12h 44m
Salt Lake City
Mon 2/9
7:00 am-11:50 pm
1 stop15h 50m
$217
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 3/4
8:20 am-11:45 pm
1 stop16h 25m
Salt Lake City
Fri 3/13
7:08 am-11:59 pm
1 stop15h 51m
$220
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Mon 1/12
7:30 am-9:10 pm
1 stop14h 40m
Salt Lake City
Thu 1/29
8:20 am-12:41 pm
Nonstop3h 21m
$229
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 3/4
3:07 pm-11:45 pm
1 stop9h 38m
Salt Lake City
Mon 3/9
6:20 am-11:56 pm
1 stop16h 36m
$229
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Wed 2/25
8:10 am-4:15 pm
2 stops9h 05m
Salt Lake City
Mon 3/2
4:45 pm-10:25 pm
1 stop4h 40m
$234
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Sat 1/10
9:05 am-6:55 pm
1 stop10h 50m
Salt Lake City
Sat 1/17
7:35 am-11:55 am
Nonstop3h 20m
$240
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Sun 1/11
7:30 am-9:10 pm
1 stop14h 40m
Salt Lake City
Thu 1/29
1:35 pm-5:44 pm
Nonstop3h 09m
$241
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 2/25
6:15 am-12:59 pm
1 stop7h 44m
Salt Lake City
Sun 3/1
5:45 pm-9:52 pm
Nonstop3h 07m
$242
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 1/7
8:00 am-2:42 pm
1 stop7h 42m
Salt Lake City
Sun 1/11
11:56 am-1:10 pm
1 stop24h 14m
$246
Showing 1-10 of 60 results
Best time to book a flight from Illinois to Utah
Have a flexible travel schedule? Discover the best time to fly to Utah 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 Utah
What is the cheapest month to book a flight from Illinois to Utah?
Currently, April is the cheapest month in which you can book a flight from Illinois to Utah (average of $89). Flying from Illinois to Utah 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 UT?
Find hourly flight availability from Illinois to Utah. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.
When flying from Illinois to Utah, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 41% versus a flight in the morning.
What is the cheapest day to fly from Illinois to Utah?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Utah. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Illinois to Utah flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Illinois to Utah
Explore weekly flight availability from Illinois to Utah. 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 4, 2025.
The most flights from USIL to USUT are scheduled on a Thursday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).
Reviews of airlines servicing Utah
Get insights into the airlines that provide service to Utah. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Utah. Reviews last updated December 4, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Illinois to Utah to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Illinois to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to Utah
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Illinois to Utah
Discover the top 6 airlines that operate flights from Illinois to Utah. 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 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$224 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$265 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$187 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$201 | Average$505 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$498 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$300 | Average$471 | FlexibilityNo cancel fee | On-time63% |