$65+ 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
May 29 — Jun 51
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 April 29, 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 April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Tue 5/268:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Tue 6/28:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 stop12h 30m
Frontier
Wed 6/38:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$166
This Expedia deal was found by Cheapflights users on 4/26. 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.
Fri 5/159:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Sat 5/2310:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 4/26![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sat 5/236:30 pm
STL
- SLC
2 stops14h 08m
Frontier
Wed 5/278:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$184
This CheapOair deal was found by Cheapflights users on 4/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:08 pm
STL
- SLC
1 stop24h 21m
Frontier
Sat 5/2310:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 4/26![Frontier logo]()
$191
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Mon 5/111:32 pm
SLC
- STL
1 stop5h 51m
Frontier
Deal found 4/24![Frontier logo]()
$200
This Travelocity deal was found by Cheapflights users on 4/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Mon 5/181:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 4/24![Frontier logo]()
$201
This Orbitz deal was found by Cheapflights users on 4/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:06 pm
STL
- SLC
1 stop13h 24m
Frontier
Mon 6/11:32 pm
SLC
- STL
1 stop5h 39m
Frontier
Deal found 4/27![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Tue 6/238:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Mon 6/293:17 pm
SLC
- STL
1 stop26h 01m
Frontier
Deal found 4/28![Frontier logo]()
$207
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:55 am
MLI
- SLC
1 stop8h 49m
American Airlines
Sat 9/195:13 pm
SLC
- MLI
1 stop4h 50m
American Airlines
Deal found 4/28![American Airlines logo]()
$261
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:24 pm
MLI
- SLC
1 stop7h 28m
American Airlines
Sat 5/304:56 pm
SLC
- MLI
1 stop5h 59m
American Airlines
Deal found 4/28![American Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Tue 5/196:40 pm
MLI
- SLC
1 stop7h 17m
American Airlines
Sun 5/244:56 pm
SLC
- MLI
1 stop5h 59m
American Airlines
Deal found 4/24![American Airlines logo]()
$318
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 April 29, 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 April 29, 2026.
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:45 pm
MLI
- SLC
1 stop8h 51m
American Airlines
Tue 6/24:41 pm
SLC
- MLI
1 stop5h 49m
American Airlines
Deal found 4/28![American Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/265:33 pm
PIA
- SLC
1 stop6h 15m
United Airlines
Tue 6/22:33 pm
SLC
- PIA
1 stop5h 28m
United Airlines
Deal found 4/28![United Airlines logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Wed 5/272:10 pm
ORD
- SLC
1 stop9h 18m
Alaska Airlines
Tue 6/27:17 am
SLC
- ORD
1 stop10h 33m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 4/26. 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.
Sun 6/145:17 pm
MLI
- SLC
1 stop8h 02m
Delta
Sat 6/201:35 pm
SLC
- MLI
1 stop7h 59m
Delta
Deal found 4/26![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:45 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Tue 6/97:20 am
SLC
- MDW
Nonstop3h 05m
Southwest
Deal found 4/24![Southwest logo]()
$410
This American Airlines deal was found by Cheapflights users on 4/26. 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.
Sat 5/234:42 pm
MLI
- SLC
1 stop7h 17m
American Airlines
Sat 5/304:56 pm
SLC
- MLI
1 stop5h 59m
American Airlines
Deal found 4/26![American Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 8/296:30 am
MLI
- SLC
1 stop5h 49m
United Airlines
Tue 9/13:00 pm
SLC
- MLI
2 stops8h 14m
United Airlines
Deal found 4/28![United Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/25. 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 5/1912:49 pm
MLI
- SLC
2 stops8h 51m
American Airlines
Sun 5/244:56 pm
SLC
- MLI
1 stop5h 59m
American Airlines
Deal found 4/25![American Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:22 pm
MDW
- SGU
2 stops9h 29m
Delta
Wed 5/138:50 am
SGU
- MDW
2 stops11h 19m
Delta
Deal found 4/24![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:00 am
ORD
- SGU
1 stop5h 51m
United Airlines
Sat 6/65:05 am
SGU
- ORD
1 stop5h 18m
United Airlines
Deal found 4/24![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:05 pm
MDW
- SLC
1 stop8h 10m
Southwest
Wed 6/108:05 pm
SLC
- MDW
1 stop8h 20m
Southwest
Deal found 4/28![Southwest logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:10 pm
ORD
- SLC
1 stop9h 18m
Alaska Airlines
Sun 5/317:17 am
SLC
- ORD
1 stop10h 33m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 4/25. 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 6/275:00 pm
ORD
- SLC
Nonstop3h 33m
Delta
Sat 7/185:10 pm
SLC
- ORD
Nonstop3h 10m
Delta
Deal found 4/25![Delta logo]()
$395
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Tue 5/125:30 pm
PIA
- SLC
1 stop6h 20m
United Airlines
Sat 5/167:15 am
SLC
- PIA
1 stop5h 49m
United Airlines
Deal found 4/27![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 4/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:55 pm
MDW
- SLC
1 stop6h 30m
Southwest
Wed 6/311:10 am
SLC
- MDW
2 stops7h 45m
Southwest
Deal found 4/24![Southwest logo]()
$416
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 5/96:00 am
BMI
- SLC
2 stops11h 38m
American Airlines
Wed 5/136:20 am
SLC
- BMI
1 stop6h 56m
American Airlines
Deal found 4/24![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Sat 6/277:50 am
SLC
- ORD
Nonstop3h 10m
Delta
Deal found 4/28![Delta logo]()
$410
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/235:00 am
ORD
- SGU
1 stop5h 51m
United Airlines
Sat 5/305:05 am
SGU
- ORD
1 stop5h 18m
United Airlines
Deal found 4/28![United Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 4/25. 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.
Sat 5/306:00 am
MDW
- SLC
1 stop5h 10m
Southwest
Tue 6/211:10 am
SLC
- MDW
2 stops7h 45m
Southwest
Deal found 4/25![Southwest logo]()
$416
This Delta deal was found by Cheapflights users on 4/27. 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.
Mon 7/277:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Sat 8/15:10 pm
SLC
- ORD
Nonstop3h 10m
Delta
Deal found 4/27![Delta logo]()
$410
This Southwest deal was found by Cheapflights users on 4/26. 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.
Mon 6/19:45 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Mon 6/82:05 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 4/26![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/308:45 am
ORD
- SGU
Nonstop3h 56m
United Airlines
Thu 6/45:25 pm
SGU
- ORD
1 stop6h 19m
United Airlines
Deal found 4/28![United Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:23 am
MDW
- SLC
1 stop5h 47m
Delta
Wed 6/106:00 am
SLC
- MDW
1 stop5h 41m
Delta
Deal found 4/28![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:37 am
CMI
- SLC
1 stop5h 37m
American Airlines
Sun 5/315:00 am
SLC
- CMI
1 stop8h 15m
American Airlines
Deal found 4/28![American Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 4/25. 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.
Thu 6/2510:05 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Tue 6/305:50 am
SLC
- MDW
2 stops7h 45m
Southwest
Deal found 4/25![Southwest logo]()
$425
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 7/712:45 pm
ORD
- SLC
Nonstop3h 37m
United Airlines
Sun 7/128:00 am
SLC
- ORD
Nonstop3h 20m
United Airlines
Deal found 4/28![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 4/26. 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.
Sat 5/3011:09 am
ORD
- SLC
1 stop8h 03m
Delta
Sat 6/611:50 pm
SLC
- ORD
1 stop7h 15m
Delta
Deal found 4/26![Delta logo]()
$416
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/249:05 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Mon 6/296:55 am
SLC
- MDW
Nonstop3h 00m
Southwest
Deal found 4/28![Southwest logo]()
$432
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:49 am
ORD
- SLC
1 stop8h 31m
Delta
Sat 6/67:45 am
SLC
- ORD
Nonstop3h 07m
Delta
Deal found 4/24![Delta logo]()
$416
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/306:30 am
PIA
- SLC
1 stop5h 56m
United Airlines
Tue 6/22:33 pm
SLC
- PIA
1 stop5h 28m
United Airlines
Deal found 4/28![United Airlines logo]()
$429
Last-minute flights from Illinois to UtahDiscover last-minute flight deals from Illinois to Utah. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Utah. Data last updated April 29, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Mon 5/111:32 pm
SLC
- STL
1 stop5h 51m
Frontier
Deal found 4/24![Frontier logo]()
$200
This CheapOair deal was found by Cheapflights users on 4/28. 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.
Wed 5/136:51 pm
STL
- SLC
1 stop15h 39m
Frontier
Wed 5/208:30 pm
SLC
- STL
1 stop21h 53m
Frontier
Deal found 4/28![Frontier logo]()
$211
This CheapOair deal was found by Cheapflights users on 4/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:08 pm
STL
- SLC
1 stop24h 21m
Frontier
Sat 5/2310:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 4/26![Frontier logo]()
$191
This Travelocity deal was found by Cheapflights users on 4/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Mon 5/181:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 4/24![Frontier logo]()
$201
This CheapOair deal was found by Cheapflights users on 4/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Mon 5/181:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 4/24![Frontier logo]()
$171
This Expedia deal was found by Cheapflights users on 4/26. 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.
Fri 5/159:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Sat 5/2310:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 4/26![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Sat 5/236:30 pm
STL
- SLC
2 stops14h 08m
Frontier
Wed 5/278:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$184
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:24 pm
MLI
- SLC
1 stop7h 28m
American Airlines
Sat 5/304:56 pm
SLC
- MLI
1 stop5h 59m
American Airlines
Deal found 4/28![American Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Tue 5/268:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Tue 6/28:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$159
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 5/265:56 am
MLI
- SLC
1 stop7h 31m
Delta
Tue 6/28:20 am
SLC
- MLI
1 stop7h 17m
Delta
Deal found 4/25![Delta logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 stop12h 30m
Frontier
Wed 6/38:23 am
SLC
- STL
1 stop10h 00m
Frontier
Deal found 4/27![Frontier logo]()
$166
This Orbitz deal was found by Cheapflights users on 4/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:06 pm
STL
- SLC
1 stop13h 24m
Frontier
Mon 6/11:32 pm
SLC
- STL
1 stop5h 39m
Frontier
Deal found 4/27![Frontier logo]()
$205
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 April 29, 2026.
Search for one-way flight options from Illinois to Utah. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Tue 5/268:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Deal found 4/27![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/169:37 pm
ORD
- SLC
1 stop11h 01m
Frontier
Deal found 4/24![Frontier logo]()
$77
This Super.com deal was found by Cheapflights users on 4/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:30 pm
STL
- SLC
1 stop16h 00m
Frontier
Deal found 4/24![Frontier logo]()
$85
This Expedia deal was found by Cheapflights users on 4/26. 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 5/189:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/26![Frontier logo]()
$86
This Trip.com deal was found by Cheapflights users on 4/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:37 pm
ORD
- SLC
1 stop11h 01m
Frontier
Deal found 4/26![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Wed 7/159:57 pm
ORD
- SLC
1 stop10h 34m
Frontier
Deal found 4/26![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Tue 5/269:37 pm
ORD
- SLC
1 stop11h 01m
Frontier
Deal found 4/26![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Tue 6/238:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 4/27![Frontier logo]()
$104
This Trip.com deal was found by Cheapflights users on 4/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:48 pm
ORD
- SLC
1 stop26h 56m
Frontier
Deal found 4/24![Frontier logo]()
$104
This Super.com deal was found by Cheapflights users on 4/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:51 pm
STL
- SLC
1 stop15h 39m
Frontier
Deal found 4/25![Frontier logo]()
$105
This Super.com deal was found by Cheapflights users on 4/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:37 pm
ORD
- SLC
1 stop22h 52m
Frontier
Deal found 4/24![Frontier logo]()
$105
This Expedia deal was found by Cheapflights users on 4/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/24![Frontier logo]()
$106
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 April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $159 (Kiwi.com) |
One-way from | $65 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $462 |
Good round-trip deal | $397 or less |
Good one-way deal | $205 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 April 29, 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
Tue 5/26
4:45 pm-12:36 am
1 stop8h 51m
Salt Lake City
Tue 6/2
4:41 pm-11:30 pm
1 stop5h 49m
$300
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Sat 5/23
4:42 pm-10:59 pm
1 stop7h 17m
Salt Lake City
Sat 5/30
4:56 pm-11:55 pm
1 stop5h 59m
$300
PeoriaSalt Lake City
PIA - SLC
PIASLC
Greater Peoria
Tue 5/26
5:33 pm-10:48 pm
1 stop6h 15m
Salt Lake City
Tue 6/2
2:33 pm-9:01 pm
1 stop5h 28m
$339
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Tue 5/19
12:49 pm-8:40 pm
2 stops8h 51m
Salt Lake City
Sun 5/24
4:56 pm-11:55 pm
1 stop5h 59m
$344
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Sat 8/29
6:30 am-11:19 am
1 stop5h 49m
Salt Lake City
Tue 9/1
3:00 pm-12:14 am
2 stops8h 14m
$356
ChicagoSalt Lake City
ORD - SLC
ORDSLC
Chicago O'Hare Intl
Wed 5/27
2:10 pm-10:28 pm
1 stop9h 18m
Salt Lake City
Tue 6/2
7:17 am-6:50 pm
1 stop10h 33m
$360
ChicagoSaint George
ORD - SGU
ORDSGU
Chicago O'Hare Intl
Sat 5/30
5:00 am-9:51 am
1 stop5h 51m
Saint George
Sat 6/6
5:05 am-11:23 am
1 stop5h 18m
$366
MolineSalt Lake City
MLI - SLC
MLISLC
Moline Quad-City
Sun 6/14
5:17 pm-12:19 am
1 stop8h 02m
Salt Lake City
Sat 6/20
1:35 pm-10:34 pm
1 stop7h 59m
$369
PeoriaSalt Lake City
PIA - SLC
PIASLC
Greater Peoria
Tue 5/12
5:30 pm-10:50 pm
1 stop6h 20m
Salt Lake City
Sat 5/16
7:15 am-2:04 pm
1 stop5h 49m
$369
ChicagoSaint George
ORD - SGU
ORDSGU
Chicago O'Hare Intl
Sat 5/23
5:00 am-9:51 am
1 stop5h 51m
Saint George
Sat 5/30
5:05 am-11:23 am
1 stop5h 18m
$378
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.
MLI-SLC
PIA-SLC
ORD-SLC
MDW-SLC
MDW-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
MLI-SLC
PIA-SLC
ORD-SLC
MDW-SLC
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 9 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 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 $65). 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 April 29, 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 32% 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 mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Illinois to Utah
Explore weekly flight availability from Illinois to Utah. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2026.
The most flights from USIL to USUT are scheduled on a Monday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 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 April 29, 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.
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
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.
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 April 29, 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 April 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$225 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$374 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$203 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$233 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$321 | Average$481 | FlexibilityNo cancel fee | On-time63% |