$80+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SLC
Apr 29 — May 61
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 March 30, 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 March 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Sat 5/98:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 3/26![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Sat 5/98:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 3/26![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/208:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Mon 5/111:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 3/26![Frontier logo]()
$160
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:16 pm
STL
- SLC
1 stop22h 14m
Frontier
Sat 5/1612:14 am
SLC
- STL
1 stop23h 07m
Frontier
Deal found 3/27![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/178:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Wed 5/610:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Sat 4/188:17 pm
STL
- SLC
1 stop12h 44m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Sat 4/188:00 am
SLC
- STL
1 stop10h 32m
Frontier
Deal found 3/25![Frontier logo]()
$170
This CheapOair deal was found by Cheapflights users on 3/27. 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 5/1412:16 pm
STL
- SLC
1 stop22h 14m
Frontier
Sat 5/234:29 pm
SLC
- STL
1 stop25h 54m
Frontier
Deal found 3/27![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Fri 4/1710:13 pm
SLC
- STL
1 stop20h 19m
Frontier
Deal found 3/25![Frontier logo]()
$172
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 March 30, 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 March 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/279:05 pm
BMI
- SLC
1 stop14h 40m
Multiple Airlines
Thu 5/79:29 pm
SLC
- BMI
1 stop21h 46m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$204
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 7/74:45 pm
MLI
- SLC
1 stop8h 51m
American Airlines
Tue 7/214:56 pm
SLC
- MLI
1 stop5h 55m
American Airlines
Deal found 3/30![American Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 3/25. 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 4/297:35 am
ORD
- SLC
Nonstop3h 37m
Delta
Wed 4/295:10 pm
SLC
- ORD
Nonstop3h 08m
Delta
Deal found 3/25![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 3/26. 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 5/59:00 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Tue 5/121:10 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 3/26![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 3/30. 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 5/110:05 am
ORD
- SGU
1 stop7h 00m
United Airlines
Sat 5/95:15 am
SGU
- ORD
1 stop5h 38m
United Airlines
Deal found 3/30![United Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 3/28. 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 9/153:24 pm
STL
- SLC
1 stop8h 56m
Alaska Airlines
Sun 9/209:18 am
SLC
- STL
1 stop8h 19m
Alaska Airlines
Deal found 3/28![Alaska Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 3/26. 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 5/129:00 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Tue 5/196:35 am
SLC
- MDW
1 stop7h 50m
Southwest
Deal found 3/26![Southwest logo]()
$333
This United Airlines deal was found by Cheapflights users on 3/27. 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 7/105:33 pm
PIA
- SLC
1 stop6h 15m
United Airlines
Thu 7/164:25 pm
SLC
- PIA
1 stop7h 10m
United Airlines
Deal found 3/27![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Tue 4/2811:16 am
BMI
- SLC
1 stop5h 59m
American Airlines
Thu 5/75:05 pm
SLC
- BMI
1 stop5h 47m
American Airlines
Deal found 3/25![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/25. 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 4/295:21 pm
MDW
- SLC
1 stop7h 27m
Delta
Wed 5/66:00 am
SLC
- MDW
1 stop5h 43m
Delta
Deal found 3/25![Delta logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 3/29. 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 4/277:46 pm
EVV
- SLC
1 stop25h 48m
Multiple Airlines
Mon 5/410:48 pm
SLC
- EVV
2 stops40h 01m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$353
This United Airlines deal was found by Cheapflights users on 3/27. 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 8/219:44 am
BMI
- SLC
1 stop6h 25m
United Airlines
Fri 8/284:12 pm
SLC
- BMI
1 stop7h 00m
United Airlines
Deal found 3/27![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/1111:16 am
BMI
- SLC
1 stop5h 59m
American Airlines
Wed 4/156:02 am
SLC
- BMI
1 stop7h 14m
American Airlines
Deal found 3/27![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 3/26. 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 5/201:22 pm
MDW
- SLC
1 stop5h 50m
Delta
Sat 5/2311:16 am
SLC
- MDW
1 stop5h 40m
Delta
Deal found 3/26![Delta logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Thu 4/234:13 pm
EVV
- SLC
2 stops32h 55m
Multiple Airlines
Thu 4/309:59 pm
SLC
- EVV
1 stop20h 07m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 3/28. 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 7/123:52 pm
MLI
- SLC
1 stop7h 56m
United Airlines
Sun 7/264:25 pm
SLC
- MLI
1 stop6h 59m
United Airlines
Deal found 3/28![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 3/26. 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 5/286:15 am
ORD
- SLC
2 stops10h 25m
Southwest
Tue 6/21:20 pm
SLC
- ORD
2 stops9h 35m
Southwest
Deal found 3/26![Southwest logo]()
$400
This American Airlines deal was found by Cheapflights users on 3/30. 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 7/811:30 am
MLI
- SLC
1 stop5h 36m
American Airlines
Wed 7/224:56 pm
SLC
- MLI
1 stop5h 55m
American Airlines
Deal found 3/30![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 3/25. 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 4/96:30 am
MLI
- SLC
1 stop6h 13m
United Airlines
Mon 4/137:20 am
SLC
- MLI
1 stop5h 49m
United Airlines
Deal found 3/25![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 3/25. 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 4/294:20 pm
BMI
- SLC
1 stop8h 28m
Delta
Thu 5/77:00 am
SLC
- BMI
1 stop7h 29m
Delta
Deal found 3/25![Delta logo]()
$409
This American Airlines deal was found by Cheapflights users on 3/29. 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.
Tue 4/147:00 am
PIA
- SLC
2 stops12h 31m
American Airlines
Sat 4/186:20 am
SLC
- PIA
1 stop5h 32m
American Airlines
Deal found 3/29![American Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 3/29. 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.
Sat 5/910:15 am
MDW
- SLC
Nonstop3h 30m
Southwest
Mon 5/117:15 am
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 3/29![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 3/29. 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 4/303:47 pm
MLI
- SLC
1 stop8h 03m
United Airlines
Mon 5/44:26 pm
SLC
- MLI
1 stop6h 41m
United Airlines
Deal found 3/29![United Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 3/25. 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.
Sat 5/91:22 pm
MDW
- SLC
1 stop5h 50m
Delta
Sat 5/1611:16 am
SLC
- MDW
1 stop5h 40m
Delta
Deal found 3/25![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 3/25. 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 4/225:00 am
ORD
- SGU
1 stop7h 29m
American Airlines
Wed 4/295:00 am
SGU
- ORD
1 stop16h 00m
American Airlines
Deal found 3/25![American Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 3/29. 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 5/189:45 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Wed 5/2011:10 am
SLC
- MDW
2 stops8h 50m
Southwest
Deal found 3/29![Southwest logo]()
$432
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/116:30 am
PIA
- SLC
2 stops7h 49m
United Airlines
Wed 4/154:33 pm
SLC
- PIA
1 stop5h 24m
United Airlines
Deal found 3/27![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 3/27. 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.
Sat 5/25:04 pm
ORD
- SLC
1 stop6h 09m
Delta
Wed 5/67:45 am
SLC
- ORD
Nonstop3h 06m
Delta
Deal found 3/27![Delta logo]()
$427
This Southwest deal was found by Cheapflights users on 3/29. 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 4/2711:40 am
MDW
- SLC
1 stop4h 55m
Southwest
Wed 4/2911:10 am
SLC
- MDW
2 stops7h 45m
Southwest
Deal found 3/29![Southwest logo]()
$438
This American Airlines deal was found by Cheapflights users on 3/27. 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 7/1611:27 am
BMI
- SLC
1 stop5h 39m
American Airlines
Tue 7/214:56 pm
SLC
- BMI
1 stop6h 03m
American Airlines
Deal found 3/27![American Airlines logo]()
$419
Last-minute flights from Illinois to UtahDiscover last-minute flight deals from Illinois to Utah. Data last updated March 30, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Utah. Data last updated March 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Sat 5/98:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 3/26![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Sat 4/188:00 am
SLC
- STL
1 stop10h 32m
Frontier
Deal found 3/25![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Fri 4/1710:13 pm
SLC
- STL
1 stop20h 19m
Frontier
Deal found 3/25![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/138:19 pm
STL
- SLC
1 stop15h 55m
Frontier
Thu 4/167:35 am
SLC
- STL
1 stop10h 46m
Frontier
Deal found 3/25![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Sat 5/98:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 3/26![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Thu 4/168:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Wed 5/610:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/178:06 pm
STL
- SLC
1 stop12h 55m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Sat 4/188:17 pm
STL
- SLC
1 stop12h 44m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/208:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Fri 5/810:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 3/26![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/208:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Mon 5/111:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 3/26![Frontier logo]()
$160
This CheapOair deal was found by Cheapflights users on 3/27. 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.
Wed 4/294:59 pm
STL
- SLC
1 stop28h 35m
Frontier
Sat 5/912:14 am
SLC
- STL
1 stop23h 07m
Frontier
Deal found 3/27![Frontier logo]()
$171
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 March 30, 2026.
Search for one-way flight options from Illinois to Utah. Find affordable one-way fares based on user searches. Data last updated March 30, 2026.
This Frontier deal was found by Cheapflights users on 3/25. 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 5/263:33 pm
STL
- SLC
1 stop6h 18m
Frontier
Deal found 3/25![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 5/278:08 pm
STL
- SLC
1 stop20h 36m
Frontier
Deal found 3/27![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 3/28. 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 4/278:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Deal found 3/28![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 4/208:17 pm
STL
- SLC
1 stop15h 57m
Frontier
Deal found 3/30![Frontier logo]()
$84
This Expedia deal was found by Cheapflights users on 3/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:55 pm
STL
- SLC
1 stop11h 57m
Frontier
Deal found 3/28![Frontier logo]()
$86
This CheapOair deal was found by Cheapflights users on 3/28. 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.
Sat 4/258:17 pm
STL
- SLC
1 stop12h 44m
Frontier
Deal found 3/28![Frontier logo]()
$92
This Frontier deal was found by Cheapflights users on 3/25. 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.
Thu 4/91:14 pm
STL
- SLC
1 stop7h 31m
Frontier
Deal found 3/25![Frontier logo]()
$100
This Trip.com deal was found by Cheapflights users on 3/28. 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 5/56:51 pm
STL
- SLC
2 stops13h 47m
Frontier
Deal found 3/28![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 3/26. 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 5/2212:04 pm
MDW
- SLC
2 stops28h 40m
Frontier
Deal found 3/26![Frontier logo]()
$160
This Frontier deal was found by Cheapflights users on 3/28. 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.
Wed 4/158:58 pm
ORD
- SLC
1 stop13h 04m
Frontier
Deal found 3/28![Frontier logo]()
$161
This Booking.com deal was found by Cheapflights users on 3/27. 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.
Sun 4/55:05 am
MDW
- SLC
1 stop8h 47m
Frontier
Deal found 3/27![Frontier logo]()
$161
This American Airlines deal was found by Cheapflights users on 3/26. 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 4/2910:35 pm
ORD
- SLC
Nonstop3h 38m
American Airlines
Deal found 3/26![American Airlines logo]()
$162
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 March 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (Kiwi.com) |
One-way from | $80 (Frontier) |
Popular in | December |
Cheapest in | August |
Average price | $448 |
Good round-trip deal | $365 or less |
Good one-way deal | $210 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 March 30, 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
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Mon 4/27
9:05 pm-10:45 am
1 stop14h 40m
Salt Lake City
Thu 5/7
9:29 pm-8:15 pm
1 stop21h 46m
$204
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Tue 7/7
4:45 pm-12:36 am
1 stop8h 51m
Salt Lake City
Tue 7/21
4:56 pm-11:51 pm
1 stop5h 55m
$304
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 4/29
7:35 am-10:12 am
Nonstop3h 37m
Salt Lake City
Wed 4/29
5:10 pm-9:18 pm
Nonstop3h 08m
$323
Quickest round-trip
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Tue 5/5
9:00 pm-11:25 pm
Nonstop3h 25m
Salt Lake City
Tue 5/12
1:10 pm-5:10 pm
Nonstop3h 00m
$323
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Tue 5/12
9:00 pm-11:25 pm
Nonstop3h 25m
Salt Lake City
Tue 5/19
6:35 am-3:25 pm
1 stop7h 50m
$333
ChicagoSaint George
ORD - SGU
ORDSGU
Chicago O'Hare Intl
Fri 5/1
10:05 am-4:05 pm
1 stop7h 00m
Saint George
Sat 5/9
5:15 am-11:53 am
1 stop5h 38m
$337
PeoriaSalt Lake City
PIA - SLC
PIASLC
Greater Peoria
Fri 7/10
5:33 pm-10:48 pm
1 stop6h 15m
Salt Lake City
Thu 7/16
4:25 pm-12:35 am
1 stop7h 10m
$339
BloomingtonSalt Lake City
BMI - SLC
BMISLC
Bloomington-Normal
Tue 4/28
11:16 am-4:15 pm
1 stop5h 59m
Salt Lake City
Thu 5/7
5:05 pm-11:52 pm
1 stop5h 47m
$339
ChicagoSalt Lake City
MDW - SLC
MDWSLC
Chicago Midway
Wed 4/29
5:21 pm-11:48 pm
1 stop7h 27m
Salt Lake City
Wed 5/6
6:00 am-12:43 pm
1 stop5h 43m
$343
EvansvilleSalt Lake City
EVV - SLC
EVVSLC
Evansville Dress Regional
Mon 4/27
7:46 pm-8:34 pm
1 stop25h 48m
Salt Lake City
Mon 5/4
10:48 pm-3:49 pm
2 stops40h 01m
$353
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
MDW-SLC
ORD-SLC
MLI-SLC
ORD-SGU
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
MDW-SLC
ORD-SLC
MLI-SLC
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 February is currently the most expensive (average of $259). 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 March 30, 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 morning, which can drop the price by up to 35% versus a flight at noon.
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 afternoons 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.
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 March 30, 2026.
The most flights from USIL to USUT are scheduled on a Sunday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).
How much does it cost to fly round-trip from Illinois to Utah?
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 March 30, 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.
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
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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 March 30, 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 March 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$220 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$208 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$321 | Average$481 | FlexibilityNo cancel fee | On-time63% |