$62+ Cheap flights from Utah to Illinois
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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ORD
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Utah to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Utah to IllinoisExplore the most affordable flight options available from Utah to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
Explore the most affordable flight options available from Utah to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 10/1711:40 am -
1 stop6h 17m
Mon 10/198:00 pm -
1 stop20h 21m
Deal found 8/23![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/711:40 am -
1 stop6h 37m
Wed 10/144:19 pm -
1 stop8h 55m
Deal found 8/21![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 11/118:00 am -
1 stop6h 23m
Mon 11/167:59 pm -
1 stop20h 22m
Deal found 8/22![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 10/218:00 am -
1 stop6h 24m
Mon 10/268:00 pm -
1 stop20h 21m
Deal found 8/23![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 11/611:46 am -
1 stop6h 28m
Mon 11/97:59 pm -
1 stop15h 52m
Deal found 8/24![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/78:00 am -
1 stop10h 17m
Mon 10/128:00 pm -
1 stop20h 21m
Deal found 8/21![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/1611:40 am -
1 stop6h 37m
Fri 9/188:10 pm -
1 stop15h 31m
Deal found 8/25![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Fri 10/94:16 pm -
1 stop25h 41m
Fri 10/168:00 pm -
1 stop20h 21m
Deal found 8/25![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/294:16 pm -
1 stop26h 01m
Tue 10/612:17 pm -
2 stops12h 42m
Deal found 8/24![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/238:00 am -
1 stop10h 17m
Wed 9/308:10 pm -
1 stop15h 31m
Deal found 8/25![Frontier logo]()
$185
This Frontier deal was found by Cheapflights users on 8/21. 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 9/1511:40 am -
1 stop11h 43m
Mon 9/216:00 am -
1 stop12h 57m
Deal found 8/21![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 8/25. 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.
Sat 9/191:38 pm -
1 stop15h 00m
Mon 9/218:55 pm -
1 stop16h 48m
Deal found 8/25![Frontier logo]()
$279
Best flights from Utah to IllinoisDiscover carefully curated flight deals from Utah to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Utah to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. 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 11/45:26 pm -
1 stop5h 41m
Sun 11/85:03 pm -
1 stop7h 50m
Deal found 8/24![American Airlines logo]()
$300
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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.
Sat 9/267:08 am -
1 stop11h 13m
Wed 9/307:20 am -
1 stop12h 36m
Deal found 8/24![Alaska Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 8/21. 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 9/151:50 pm -
Nonstop3h 14m
Tue 9/227:40 pm -
Nonstop3h 35m
Deal found 8/21![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 8/23. 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 10/124:30 pm -
1 stop6h 15m
Wed 10/146:30 am -
1 stop7h 40m
Deal found 8/23![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Sat 10/312:36 pm -
1 stop5h 36m
Tue 11/36:30 am -
1 stop6h 07m
Deal found 8/25![United Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Fri 9/111:50 pm -
1 stop7h 10m
Tue 9/1512:58 pm -
1 stop7h 12m
Deal found 8/25![United Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/237:08 am -
1 stop11h 13m
Tue 9/298:00 am -
2 stops11h 56m
Deal found 8/22![Alaska Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 8/20. 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 10/105:55 pm -
Nonstop3h 10m
Tue 10/137:35 am -
Nonstop3h 40m
Deal found 8/20![Delta logo]()
$377
This American Airlines deal was found by Cheapflights users on 8/22. 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 10/177:00 am -
1 stop6h 07m
Sat 10/244:05 pm -
1 stop8h 54m
Deal found 8/22![American Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 8/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:30 am -
2 stops6h 35m
Sat 10/2410:35 am -
1 stop7h 10m
Deal found 8/25![Southwest logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:08 am -
1 stop11h 13m
Tue 9/296:00 am -
2 stops13h 56m
Deal found 8/25![Alaska Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 8/25. 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.
Thu 10/225:55 pm -
Nonstop3h 10m
Mon 10/267:15 pm -
Nonstop3h 43m
Deal found 8/25![Delta logo]()
$377
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Thu 9/105:36 pm -
1 stop5h 54m
Mon 9/145:00 am -
1 stop6h 40m
Deal found 8/25![American Airlines logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/254:10 pm -
Nonstop3h 25m
Mon 9/288:10 pm -
Nonstop3h 38m
Deal found 8/22![United Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 10/73:02 pm -
1 stop7h 57m
Tue 10/137:02 am -
1 stop8h 04m
Deal found 8/23![Alaska Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 8/20. 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.
Fri 9/2511:25 am -
1 stop7h 40m
Sun 9/277:10 am -
1 stop7h 40m
Deal found 8/20![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 8/22. 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.
Fri 9/185:45 pm -
Nonstop3h 10m
Mon 9/217:40 pm -
Nonstop3h 35m
Deal found 8/22![Delta logo]()
$383
This American Airlines deal was found by Cheapflights users on 8/25. 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.
Fri 10/2311:43 am -
1 stop5h 22m
Wed 10/287:11 am -
1 stop6h 49m
Deal found 8/25![American Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 8/21. 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 10/77:35 am -
2 stops8h 35m
Sun 10/119:35 pm -
Nonstop3h 30m
Deal found 8/21![Southwest logo]()
$419
This Delta deal was found by Cheapflights users on 8/22. 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 10/217:45 am -
Nonstop3h 10m
Wed 10/288:29 am -
1 stop6h 37m
Deal found 8/22![Delta logo]()
$387
This American Airlines deal was found by Cheapflights users on 8/23. 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 9/157:00 am -
1 stop6h 11m
Tue 9/221:23 pm -
2 stops11h 22m
Deal found 8/23![American Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 8/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
2 stops7h 35m
Fri 10/29:55 am -
Nonstop3h 30m
Deal found 8/25![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/52:45 pm -
1 stop5h 05m
Wed 9/93:35 pm -
1 stop8h 33m
Deal found 8/21![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 8/22. 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 10/216:00 am -
1 stop5h 47m
Wed 10/2810:59 am -
1 stop7h 19m
Deal found 8/22![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/167:00 am -
1 stop10h 38m
Wed 9/306:08 pm -
2 stops25h 48m
Deal found 8/22![Alaska Airlines logo]()
$450
This Southwest deal was found by Cheapflights users on 8/23. 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.
Fri 10/3010:20 am -
1 stop6h 35m
Mon 11/25:20 am -
1 stop5h 50m
Deal found 8/23![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 8/23. 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 8/295:00 am -
1 stop5h 28m
Sat 8/292:25 pm -
2 stops20h 55m
Deal found 8/23![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 8/23. 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.
Sun 10/411:35 pm -
1 stop8h 01m
Wed 10/77:35 am -
Nonstop3h 40m
Deal found 8/23![Delta logo]()
$404
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/285:36 pm -
1 stop5h 54m
Fri 10/25:00 am -
1 stop7h 00m
Deal found 8/22![American Airlines logo]()
$466
This Southwest deal was found by Cheapflights users on 8/21. 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.
Fri 9/251:20 pm -
Nonstop3h 00m
Mon 9/287:25 am -
1 stop8h 30m
Deal found 8/21![Southwest logo]()
$425
Last-minute flights from Utah to IllinoisDiscover last-minute flight deals from Utah to Illinois. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Utah to Illinois. Data last updated August 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/114:16 pm -
1 stop26h 01m
Tue 9/1512:17 pm -
2 stops23h 24m
Deal found 8/22![Frontier logo]()
$215
This Frontier deal was found by Cheapflights users on 8/21. 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 9/1511:40 am -
1 stop11h 43m
Mon 9/216:00 am -
1 stop12h 57m
Deal found 8/21![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/1611:40 am -
1 stop6h 37m
Fri 9/188:10 pm -
1 stop15h 31m
Deal found 8/25![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/1611:40 am -
1 stop6h 37m
Sun 9/2012:27 pm -
1 stop8h 02m
Deal found 8/25![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/1711:40 am -
1 stop11h 43m
Tue 9/221:21 pm -
2 stops22h 20m
Deal found 8/24![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Fri 9/184:16 pm -
1 stop7h 07m
Tue 9/226:30 am -
1 stop18h 29m
Deal found 8/25![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 8/25. 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.
Sat 9/191:38 pm -
1 stop15h 00m
Mon 9/218:55 pm -
1 stop16h 48m
Deal found 8/25![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/214:16 pm -
2 stops43h 54m
Mon 9/288:10 pm -
1 stop15h 31m
Deal found 8/21![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Tue 9/224:16 pm -
1 stop26h 01m
Tue 9/2912:17 pm -
2 stops12h 42m
Deal found 8/25![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/238:00 am -
1 stop10h 17m
Wed 9/308:10 pm -
1 stop15h 31m
Deal found 8/25![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/2411:40 am -
1 stop11h 43m
Sun 9/276:30 am -
1 stop18h 29m
Deal found 8/24![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/294:16 pm -
1 stop26h 01m
Tue 10/612:17 pm -
2 stops12h 42m
Deal found 8/24![Frontier logo]()
$178
One-way flights from Utah to IllinoisSearch for one-way flight options from Utah to Illinois. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Utah to Illinois. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/294:16 pm -
1 stop26h 01m
Deal found 8/21![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/3011:40 am -
1 stop6h 37m
Deal found 8/21![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/58:00 am -
1 stop10h 17m
Deal found 8/22![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/311:40 am -
1 stop6h 37m
Deal found 8/24![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/24:16 pm -
1 stop26h 01m
Deal found 8/22![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/1711:40 am -
1 stop6h 17m
Deal found 8/24![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Wed 9/1611:40 am -
1 stop6h 37m
Deal found 8/25![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/3111:46 am -
1 stop6h 28m
Deal found 8/22![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/711:40 am -
1 stop6h 37m
Deal found 8/22![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 12/11:53 pm -
1 stop20h 53m
Deal found 8/21![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/1810:29 pm -
2 stops24h 54m
Deal found 8/22![Frontier logo]()
$165
This Delta deal was found by Cheapflights users on 8/21. 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 9/215:45 pm -
Nonstop3h 10m
Deal found 8/21![Delta logo]()
$167
Find flight deals from Utah to Illinois
Keep the following information in mind while searching for Utah to Illinois flight deals. Data was last updated August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (Kiwi.com) |
One-way from | $62 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $395 |
Good round-trip deal | $373 or less |
Good one-way deal | $247 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Utah to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 26, 2026.
Use the filters below to find and compare flights from Utah to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CityMoline
SLC Salt Lake City - MLI Moline Quad-City
SLCMLI
Salt Lake City
Wed 11/4
5:26 pm-12:07 am
1 stop5h 41m
Moline Quad-City
Sun 11/8
5:03 pm-11:53 pm
1 stop7h 50m
$300
Salt Lake CityChicago
SLC Salt Lake City - ORD Chicago O'Hare Intl
SLCORD
Salt Lake City
Sat 9/26
7:08 am-7:21 pm
1 stop11h 13m
Chicago O'Hare Intl
Wed 9/30
7:20 am-6:56 pm
1 stop12h 36m
$323
Salt Lake CityChicago
SLC Salt Lake City - ORD Chicago O'Hare Intl
SLCORD
Salt Lake City
Tue 9/15
1:50 pm-6:04 pm
Nonstop3h 14m
Chicago O'Hare Intl
Tue 9/22
7:40 pm-10:15 pm
Nonstop3h 35m
$355
Salt Lake CitySt. Louis
SLC Salt Lake City - STL Lambert-St Louis
SLCSTL
Salt Lake City
Mon 10/12
4:30 pm-11:45 pm
1 stop6h 15m
Lambert-St Louis
Wed 10/14
6:30 am-1:10 pm
1 stop7h 40m
$357
Salt Lake CityMoline
SLC Salt Lake City - MLI Moline Quad-City
SLCMLI
Salt Lake City
Sat 10/31
2:36 pm-9:12 pm
1 stop5h 36m
Moline Quad-City
Tue 11/3
6:30 am-11:37 am
1 stop6h 07m
$361
Saint GeorgeChicago
SGU Saint George - ORD Chicago O'Hare Intl
SGUORD
Saint George
Fri 9/11
1:50 pm-10:00 pm
1 stop7h 10m
Chicago O'Hare Intl
Tue 9/15
12:58 pm-7:10 pm
1 stop7h 12m
$363
Salt Lake CityChicago
SLC Salt Lake City - ORD Chicago O'Hare Intl
SLCORD
Salt Lake City
Wed 9/23
7:08 am-7:21 pm
1 stop11h 13m
Chicago O'Hare Intl
Tue 9/29
8:00 am-6:56 pm
2 stops11h 56m
$368
Salt Lake CityChicago
SLC Salt Lake City - ORD Chicago O'Hare Intl
SLCORD
Salt Lake City
Tue 9/22
7:08 am-7:21 pm
1 stop11h 13m
Chicago O'Hare Intl
Tue 9/29
6:00 am-6:56 pm
2 stops13h 56m
$368
Salt Lake CitySt. Louis
SLC Salt Lake City - STL Lambert-St Louis
SLCSTL
Salt Lake City
Wed 10/7
3:02 pm-11:59 pm
1 stop7h 57m
Lambert-St Louis
Tue 10/13
7:02 am-2:06 pm
1 stop8h 04m
$370
Salt Lake CityChicago
SLC Salt Lake City - ORD Chicago O'Hare Intl
SLCORD
Salt Lake City
Sat 10/10
5:55 pm-10:05 pm
Nonstop3h 10m
Chicago O'Hare Intl
Tue 10/13
7:35 am-10:15 am
Nonstop3h 40m
$377
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Utah to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Utah with our price prediction graph.
SLC-STL
SLC-ORD
SLC-MDW
SGU-ORD
SLC-PIA
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 Utah to Illinois
USUT-USIL
SLC-STL
SLC-ORD
SLC-MDW
SGU-ORD
What is the cheapest month to book a flight from Utah to Illinois?
Currently, September is the cheapest month in which you can book a flight from Utah to Illinois (average of $375). Flying from Utah to Illinois in July is currently the most expensive (average of $506). 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 UT to IL?
Find hourly flight availability from Utah to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2026.
One of the essential ways to save on airfare from Utah to Illinois is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 38% on airfare.
Weekly flight availability from Utah to Illinois
Explore weekly flight availability from Utah to Illinois. 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 August 26, 2026.
The most flights from USUT to USIL are scheduled on a Monday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).
How much does it cost to fly round-trip from Utah to Illinois?
Airfare is below average for this route at the moment.
Utah to Illinois flights typically cost between $366 and $522 in September.The cheapest round-trip price found within the last 5 days was $278 on Frontier (Sep 15-Sep 21).
How far ahead should I book a flight from Utah to Illinois?
The price you pay for your flight from Utah to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Utah to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Utah to Illinois. Price data was last updated on April 11, 2026.
Travelers seeking maximum savings on their Utah to Illinois flight should consider departing on Friday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated August 26, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Utah to Illinois 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
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Utah to Illinois. 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 Utah to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Utah to Illinois by cabin class
Find flights from Utah to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Utah and Illinois flights
Browse other Utah and Illinois flight options. Last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Utah after your stay in Illinois
Utah to Illinois flights
Consider these flights traveling from Utah to Illinois.
Top 5 airlines flying from Utah to Illinois
Discover the top 5 airlines that operate flights from Utah to Illinois. 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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$231 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$246 | Average$472 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$254 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$444 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$469 | FlexibilityNo cancel fee | On-time63% |