$92+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SLC
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Utah with Cheapflights
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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 June 14, 2026.
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 June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/13![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Fri 7/32:56 pm
STL
- SLC
1 stop19h 39m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/11![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 8/178:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Wed 8/198:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/11![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 8/128:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Wed 8/198:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/11![Frontier logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/277:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Wed 7/298:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/10![Frontier logo]()
$208
This Frontier deal was found by Cheapflights users on 6/9. 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.
Tue 9/13:33 pm
STL
- SLC
1 stop5h 47m
Frontier
Wed 9/28:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/9![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/88:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/12![Frontier logo]()
$214
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 9/912:46 pm
STL
- SLC
1 stop21h 47m
Frontier
Wed 9/162:51 pm
SLC
- STL
1 stop20h 00m
Frontier
Deal found 6/11![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/12![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/18:08 pm
STL
- SLC
1 stop17h 19m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/11![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/67:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/12![Frontier logo]()
$227
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:33 pm
MLI
- SLC
1 stop8h 12m
American Airlines
Sat 9/194:43 pm
SLC
- MLI
1 stop5h 35m
American Airlines
Deal found 6/10![American Airlines logo]()
$261
Best flights from Illinois to UtahDiscover carefully curated flight deals from Illinois to Utah that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from Illinois to Utah that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:42 pm
MLI
- SLC
1 stop5h 39m
United Airlines
Tue 11/312:40 pm
SLC
- MLI
1 stop7h 18m
United Airlines
Deal found 6/11![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/174:43 pm
PIA
- SLC
1 stop7h 16m
American Airlines
Fri 7/244:56 pm
SLC
- PIA
1 stop6h 26m
American Airlines
Deal found 6/9![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:23 pm
BMI
- SLC
1 stop8h 24m
Delta
Wed 9/236:45 am
SLC
- BMI
1 stop7h 54m
Delta
Deal found 6/11![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 6/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:45 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Tue 8/1111:20 am
SLC
- MDW
2 stops8h 20m
Southwest
Deal found 6/11![Southwest logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:20 am
ORD
- SLC
1 stop13h 42m
Alaska Airlines
Fri 8/218:44 am
SLC
- ORD
2 stops14h 15m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:42 pm
MLI
- SLC
1 stop5h 39m
United Airlines
Mon 11/28:00 am
SLC
- MLI
1 stop6h 05m
United Airlines
Deal found 6/10![United Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:30 pm
BMI
- SLC
1 stop7h 29m
American Airlines
Mon 7/134:56 pm
SLC
- BMI
1 stop6h 39m
American Airlines
Deal found 6/11![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:23 pm
BMI
- SLC
1 stop8h 24m
Delta
Wed 9/306:45 am
SLC
- BMI
1 stop7h 54m
Delta
Deal found 6/11![Delta logo]()
$329
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:23 pm
BMI
- SLC
1 stop8h 24m
Delta
Thu 10/11:40 pm
SLC
- BMI
1 stop7h 44m
Delta
Deal found 6/11![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:10 pm
ORD
- SLC
Nonstop3h 38m
United Airlines
Tue 8/44:18 pm
SLC
- ORD
Nonstop3h 22m
United Airlines
Deal found 6/9![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:53 am
MLI
- SLC
2 stops12h 06m
American Airlines
Tue 7/1412:17 pm
SLC
- MLI
2 stops11h 24m
American Airlines
Deal found 6/13![American Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:25 pm
MDW
- SLC
2 stops7h 55m
Southwest
Tue 8/41:10 pm
SLC
- MDW
1 stop9h 00m
Southwest
Deal found 6/10![Southwest logo]()
$388
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:45 pm
MLI
- SLC
1 stop8h 51m
American Airlines
Sun 7/264:56 pm
SLC
- MLI
1 stop6h 45m
American Airlines
Deal found 6/12![American Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/275:00 am
ORD
- SGU
1 stop5h 51m
United Airlines
Sat 7/41:48 pm
SGU
- ORD
1 stop5h 52m
United Airlines
Deal found 6/11![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/277:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Tue 8/45:20 pm
SLC
- ORD
Nonstop3h 10m
Delta
Deal found 6/10![Delta logo]()
$363
This Southwest deal was found by Cheapflights users on 6/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:30 am
MDW
- SLC
1 stop5h 10m
Southwest
Tue 7/147:20 am
SLC
- MDW
Nonstop3h 05m
Southwest
Deal found 6/12![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:42 pm
MLI
- SLC
1 stop5h 39m
United Airlines
Sat 10/318:00 am
SLC
- MLI
1 stop6h 05m
United Airlines
Deal found 6/13![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:23 pm
BMI
- SLC
1 stop8h 24m
Delta
Sun 10/46:45 am
SLC
- BMI
1 stop7h 54m
Delta
Deal found 6/11![Delta logo]()
$364
This Southwest deal was found by Cheapflights users on 6/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:55 pm
STL
- SLC
1 stop6h 15m
Southwest
Tue 7/1410:20 am
SLC
- STL
2 stops7h 05m
Southwest
Deal found 6/9![Southwest logo]()
$408
This Southwest deal was found by Cheapflights users on 6/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:35 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Wed 8/121:00 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 6/12![Southwest logo]()
$410
This American Airlines deal was found by Cheapflights users on 6/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:00 am
BMI
- SLC
1 stop5h 50m
American Airlines
Sun 8/308:03 am
SLC
- BMI
1 stop7h 16m
American Airlines
Deal found 6/13![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:48 pm
STL
- SLC
1 stop5h 08m
United Airlines
Tue 7/1410:39 am
SLC
- STL
1 stop4h 54m
United Airlines
Deal found 6/9![United Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:48 am
ORD
- SLC
Nonstop3h 27m
Delta
Thu 8/202:05 pm
SLC
- ORD
Nonstop3h 14m
Delta
Deal found 6/13![Delta logo]()
$410
This Southwest deal was found by Cheapflights users on 6/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:35 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Wed 8/191:00 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 6/13![Southwest logo]()
$410
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:30 pm
BMI
- SLC
1 stop7h 29m
American Airlines
Sun 7/194:56 pm
SLC
- BMI
1 stop6h 39m
American Airlines
Deal found 6/11![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:00 am
ORD
- SGU
1 stop5h 39m
United Airlines
Sat 10/315:10 am
SGU
- ORD
1 stop5h 32m
United Airlines
Deal found 6/13![United Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 6/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:40 am
STL
- SLC
1 stop8h 25m
Southwest
Sun 12/65:25 pm
SLC
- STL
1 stop6h 25m
Southwest
Deal found 6/12![Southwest logo]()
$411
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:40 pm
ORD
- SLC
Nonstop3h 31m
Delta
Wed 7/152:40 pm
SLC
- ORD
Nonstop3h 17m
Delta
Deal found 6/10![Delta logo]()
$413
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:00 am
ORD
- SGU
1 stop6h 19m
United Airlines
Tue 7/211:48 pm
SGU
- ORD
1 stop8h 01m
United Airlines
Deal found 6/13![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Sat 8/17:50 am
SLC
- ORD
Nonstop3h 10m
Delta
Deal found 6/12![Delta logo]()
$415
Last-minute flights from Illinois to UtahDiscover last-minute flight deals from Illinois to Utah. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Utah. Data last updated June 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/18:08 pm
STL
- SLC
1 stop17h 19m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/11![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Fri 7/32:56 pm
STL
- SLC
1 stop19h 39m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/11![Frontier logo]()
$193
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:43 am
MLI
- SLC
2 stops12h 20m
American Airlines
Wed 7/84:42 pm
SLC
- MLI
1 stop5h 48m
American Airlines
Deal found 6/11![American Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/67:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/12![Frontier logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/13![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Wed 7/81:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/12![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Wed 7/151:47 pm
SLC
- STL
1 stop27h 28m
Frontier
Deal found 6/10![Frontier logo]()
$229
This Booking.com deal was found by Cheapflights users on 6/12. 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.
Tue 7/78:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Tue 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/12![Frontier logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/88:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Tue 7/146:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/12![Frontier logo]()
$214
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/84:46 pm
MLI
- SLC
1 stop8h 50m
American Airlines
Tue 7/144:42 pm
SLC
- MLI
1 stop5h 48m
American Airlines
Deal found 6/12![American Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Fri 7/247:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Mon 7/273:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Deal found 6/10![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/277:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Wed 7/298:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/10![Frontier logo]()
$208
One-way flights from Illinois to UtahSearch for one-way flight options from Illinois to Utah. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from Illinois to Utah. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Trip.com deal was found by Cheapflights users on 6/13. 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.
Tue 7/148:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/13![Frontier logo]()
$92
This Trip.com deal was found by Cheapflights users on 6/9. 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.
Mon 7/137:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/9![Frontier logo]()
$93
This Trip.com deal was found by Cheapflights users on 6/13. 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.
Mon 7/277:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/13![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/178:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/9![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/287:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/13![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/108:08 pm
STL
- SLC
1 stop17h 19m
Frontier
Deal found 6/10![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/67:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/11![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/256:58 pm
STL
- SLC
1 stop15h 37m
Frontier
Deal found 6/9![Frontier logo]()
$104
This Priceline deal was found by Cheapflights users on 6/9. 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.
Wed 8/193:33 pm
STL
- SLC
1 stop5h 47m
Frontier
Deal found 6/9![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 8/128:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/12![Frontier logo]()
$106
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:09 pm
MLI
- SLC
1 stop6h 50m
United Airlines
Deal found 6/10![United Airlines logo]()
$131
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
MLI
- SLC
2 stops10h 42m
American Airlines
Deal found 6/9![American Airlines logo]()
$136
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 June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $185 (Kiwi.com) |
One-way from | $92 (Trip.com) |
Popular in | June |
Cheapest in | October |
Average price | $493 |
Good round-trip deal | $127 or less |
Good one-way deal | $211 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 June 14, 2026.
Use the filters below to find and compare flights from Illinois to Utah that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Fri 10/30
5:42 pm-10:21 pm
1 stop5h 39m
Salt Lake City
Tue 11/3
12:40 pm-8:58 pm
1 stop7h 18m
$289
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Thu 10/29
5:42 pm-10:21 pm
1 stop5h 39m
Salt Lake City
Mon 11/2
8:00 am-3:05 pm
1 stop6h 05m
$317
PeoriaSalt Lake City
PIA - SLC
PIASLC
Greater Peoria
Fri 7/17
4:43 pm-10:59 pm
1 stop7h 16m
Salt Lake City
Fri 7/24
4:56 pm-12:22 am
1 stop6h 26m
$329
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Thu 9/17
4:23 pm-11:47 pm
1 stop8h 24m
Salt Lake City
Wed 9/23
6:45 am-3:39 pm
1 stop7h 54m
$329
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Fri 7/10
4:30 pm-10:59 pm
1 stop7h 29m
Salt Lake City
Mon 7/13
4:56 pm-12:35 am
1 stop6h 39m
$329
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Wed 9/23
4:23 pm-11:47 pm
1 stop8h 24m
Salt Lake City
Wed 9/30
6:45 am-3:39 pm
1 stop7h 54m
$329
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Wed 9/23
4:23 pm-11:47 pm
1 stop8h 24m
Salt Lake City
Thu 10/1
1:40 pm-10:24 pm
1 stop7h 44m
$329
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Tue 7/28
8:10 pm-10:48 pm
Nonstop3h 38m
Salt Lake City
Tue 8/4
4:18 pm-8:40 pm
Nonstop3h 22m
$337
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Fri 7/10
11:53 am-10:59 pm
2 stops12h 06m
Salt Lake City
Tue 7/14
12:17 pm-12:41 am
2 stops11h 24m
$343
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Thu 7/23
4:45 pm-12:36 am
1 stop8h 51m
Salt Lake City
Sun 7/26
4:56 pm-12:41 am
1 stop6h 45m
$343
Showing 1-10 of 60 resultsSorted by cheapest first
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.
STL-SLC
MLI-SLC
PIA-SLC
BMI-SLC
MDW-SLC
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
USIL-USUT
STL-SLC
MLI-SLC
PIA-SLC
BMI-SLC
What is the cheapest month to book a flight from Illinois to Utah?
Currently, October is the cheapest month in which you can book a flight from Illinois to Utah (average of $78). Flying from Illinois to Utah in March is currently the most expensive (average of $208). 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 June 14, 2026.
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 31% versus a flight at noon.
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 June 14, 2026.
The most flights from USIL to USUT are scheduled on a Saturday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (31 on average).
How much does it cost to fly round-trip from Illinois to Utah?
How far ahead should I book a flight from Illinois to Utah?
To ensure you get the cheapest price possible for a flight from Illinois to Utah, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 January 24, 2026.
Travelers seeking maximum savings on their Illinois to Utah flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 June 14, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Comfort
8.0
Overall
7.9
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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
Toggle through the tabs below to find thousands of 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.
Complete your trip
Complete your trip to Utah by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Utah by cabin class
Find flights from Illinois to Utah, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Utah flights
Browse other Illinois and Utah flight options. Last updated on June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Utah
Find the right flight back to Illinois after your stay in Utah
Illinois to Utah flights
Consider these flights traveling from Illinois to Utah.
Top 5 airlines flying from Illinois to Utah
Discover the top 5 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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$237 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$180 | Average$411 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$231 | Average$445 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$433 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$321 | Average$481 | FlexibilityNo cancel fee | On-time63% |