$50+ Cheap flights from Salt Lake City (SLC) 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ORD
Jul 6 — Jul 131
Round-trip
1 adult, Economy
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Cheapest flights from Salt Lake City to IllinoisExplore the most affordable flight options available from Salt Lake City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
Explore the most affordable flight options available from Salt Lake City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:41 pm
SLC
- STL
1 stop19h 42m
Frontier
Tue 8/258:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/3![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:05 am
SLC
- STL
1 stop12h 18m
Frontier
Mon 8/178:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/3![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/188:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/3![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:32 pm
SLC
- STL
1 stop23h 46m
Frontier
Mon 6/295:06 pm
STL
- SLC
2 stops39h 25m
Frontier
Deal found 6/3![Frontier logo]()
$224
This Frontier deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 8/263:33 pm
STL
- SLC
1 stop5h 47m
Frontier
Deal found 6/3![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/253:33 pm
STL
- SLC
1 stop5h 47m
Frontier
Deal found 6/2![Frontier logo]()
$231
This Booking.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:50 pm
SLC
- STL
1 stop19h 03m
Frontier
Wed 7/87:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/3![Frontier logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:47 pm
SLC
- STL
1 stop27h 18m
Frontier
Tue 7/287:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/4![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:47 pm
SLC
- ORD
1 stop14h 50m
Frontier
Wed 7/157:05 am
ORD
- SLC
2 stops17h 39m
Frontier
Deal found 6/3![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 am
SLC
- ORD
1 stop13h 47m
Frontier
Sat 7/189:57 pm
ORD
- SLC
1 stop10h 34m
Frontier
Deal found 6/5![Frontier logo]()
$264
This CheapOair deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” 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 6/121:50 pm
SLC
- ORD
1 stop14h 17m
Frontier
Tue 6/169:48 pm
ORD
- SLC
1 stop10h 43m
Frontier
Deal found 6/6![Frontier logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:16 am
SLC
- ORD
1 stop11h 36m
Frontier
Tue 7/289:13 pm
ORD
- SLC
1 stop16h 49m
Frontier
Deal found 6/4![Frontier logo]()
$267
Best flights from Salt Lake City to IllinoisDiscover carefully curated flight deals from Salt Lake City to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
Discover carefully curated flight deals from Salt Lake City to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 6, 2026.
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 10/307:00 am
SLC
- BMI
1 stop7h 16m
Delta
Sun 11/14:00 pm
BMI
- SLC
1 stop9h 38m
Delta
Deal found 6/5![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/234:18 pm
SLC
- PIA
1 stop6h 02m
United Airlines
Mon 7/275:43 pm
PIA
- SLC
1 stop6h 05m
United Airlines
Deal found 6/4![United Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/223:41 pm
SLC
- PIA
1 stop26h 53m
Multiple Airlines
Tue 7/282:20 pm
PIA
- SLC
1 stop22h 32m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/185:01 pm
SLC
- BMI
1 stop6h 34m
American Airlines
Mon 6/224:22 pm
BMI
- SLC
1 stop7h 37m
American Airlines
Deal found 6/3![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:20 am
SLC
- MDW
2 stops7h 55m
Southwest
Tue 7/142:45 pm
MDW
- SLC
1 stop5h 35m
Southwest
Deal found 6/1![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/2910:40 am
SLC
- MLI
2 stops11h 34m
United Airlines
Tue 9/16:00 am
MLI
- SLC
1 stop6h 32m
United Airlines
Deal found 6/5![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:50 am
SLC
- ORD
Nonstop3h 10m
Delta
Tue 7/72:02 pm
ORD
- SLC
Nonstop3h 35m
Delta
Deal found 6/2![Delta logo]()
$413
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 6/301:32 pm
SLC
- CMI
1 stop6h 27m
American Airlines
Tue 7/711:37 am
CMI
- SLC
1 stop5h 26m
American Airlines
Deal found 6/5![American Airlines logo]()
$421
This Southwest deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:20 am
SLC
- MDW
Nonstop3h 05m
Southwest
Wed 7/16:40 pm
MDW
- SLC
1 stop6h 25m
Southwest
Deal found 6/1![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 8/258:10 am
SLC
- PIA
1 stop5h 50m
United Airlines
Sat 8/296:05 am
PIA
- SLC
1 stop6h 27m
United Airlines
Deal found 6/4![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:50 am
SLC
- ORD
Nonstop3h 10m
Delta
Sat 7/47:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Deal found 6/4![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:20 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Sat 8/1510:05 am
MDW
- SLC
Nonstop3h 20m
Southwest
Deal found 6/5![Southwest logo]()
$431
This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:56 pm
SLC
- MLI
1 stop6h 45m
American Airlines
Sat 7/257:20 am
MLI
- SLC
2 stops11h 50m
American Airlines
Deal found 6/6![American Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/48:00 am
SLC
- ORD
Nonstop3h 20m
United Airlines
Sat 7/118:55 am
ORD
- SLC
Nonstop3h 44m
United Airlines
Deal found 6/5![United Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:50 am
SLC
- ORD
Nonstop3h 09m
Delta
Sat 8/87:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Deal found 6/1![Delta logo]()
$415
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:50 am
SLC
- MDW
2 stops7h 45m
Southwest
Wed 7/156:00 pm
MDW
- SLC
1 stop5h 10m
Southwest
Deal found 6/4![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/42:28 pm
SLC
- ORD
1 stop7h 21m
United Airlines
Tue 8/118:50 am
ORD
- SLC
Nonstop3h 42m
United Airlines
Deal found 6/5![United Airlines logo]()
$423
This American Airlines deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:56 pm
SLC
- EVV
1 stop6h 03m
American Airlines
Sat 7/255:14 pm
EVV
- SLC
1 stop6h 45m
American Airlines
Deal found 6/1![American Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:38 am
SLC
- STL
Nonstop2h 55m
Delta
Mon 9/216:55 pm
STL
- SLC
Nonstop3h 15m
Delta
Deal found 6/2![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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.
Sun 8/237:15 am
SLC
- MDW
1 stop8h 45m
Southwest
Wed 8/2610:05 am
MDW
- SLC
Nonstop3h 20m
Southwest
Deal found 6/5![Southwest logo]()
$449
This American Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:00 am
SLC
- EVV
1 stop5h 54m
American Airlines
Sat 7/115:14 pm
EVV
- SLC
1 stop8h 22m
American Airlines
Deal found 6/2![American Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:10 pm
SLC
- DEC
2 stops11h 36m
United Airlines
Wed 11/189:42 am
DEC
- SLC
2 stops15h 03m
United Airlines
Deal found 6/3![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:50 pm
SLC
- STL
Nonstop2h 51m
Delta
Sat 7/185:00 pm
STL
- SLC
Nonstop3h 09m
Delta
Deal found 6/3![Delta logo]()
$439
This Booking.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:34 pm
SLC
- BRL
2 stops26h 36m
Multiple Airlines
Mon 9/213:45 pm
BRL
- SLC
2 stops23h 53m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$655
This Southwest deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:25 pm
SLC
- MDW
1 stop8h 00m
Southwest
Thu 7/2310:05 pm
MDW
- SLC
Nonstop3h 30m
Southwest
Deal found 6/3![Southwest logo]()
$450
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:40 am
SLC
- MLI
2 stops11h 34m
United Airlines
Wed 8/1910:30 am
MLI
- SLC
1 stop5h 53m
United Airlines
Deal found 6/3![United Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 6/207:50 am
SLC
- ORD
Nonstop3h 10m
Delta
Tue 6/307:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Deal found 6/5![Delta logo]()
$441
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 7/32:05 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Sun 7/55:25 am
MDW
- SLC
1 stop6h 00m
Southwest
Deal found 6/5![Southwest logo]()
$450
This American Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 6/232:01 pm
SLC
- EVV
1 stop8h 30m
American Airlines
Wed 7/15:30 pm
EVV
- SLC
1 stop6h 29m
American Airlines
Deal found 6/5![American Airlines logo]()
$521
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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 8/308:10 am
SLC
- ORD
Nonstop3h 18m
United Airlines
Wed 9/28:21 pm
ORD
- SLC
Nonstop3h 38m
United Airlines
Deal found 6/5![United Airlines logo]()
$439
Last-minute flights from Salt Lake City to IllinoisDiscover last-minute flight deals from Salt Lake City to Illinois. Data last updated June 6, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to Illinois. Data last updated June 6, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:50 pm
SLC
- STL
1 stop23h 16m
Frontier
Tue 6/308:08 pm
STL
- SLC
1 stop26h 47m
Frontier
Deal found 6/2![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:32 pm
SLC
- STL
1 stop23h 46m
Frontier
Mon 6/295:06 pm
STL
- SLC
2 stops39h 25m
Frontier
Deal found 6/3![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2310:50 pm
SLC
- STL
1 stop19h 33m
Frontier
Sat 6/277:38 pm
STL
- SLC
1 stop27h 17m
Frontier
Deal found 6/2![Frontier logo]()
$244
This Expedia deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/248:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 7/17:46 pm
STL
- SLC
1 stop14h 49m
Frontier
Deal found 6/1![Frontier logo]()
$230
This Booking.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/110:50 pm
SLC
- STL
1 stop19h 03m
Frontier
Wed 7/87:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/3![Frontier logo]()
$232
This Booking.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” 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.
Wed 7/11:50 pm
SLC
- STL
1 stop20h 28m
Frontier
Fri 7/37:38 pm
STL
- SLC
1 stop20h 18m
Frontier
Deal found 6/5![Frontier logo]()
$252
This Booking.com deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 7/158:08 pm
STL
- SLC
1 stop17h 19m
Frontier
Deal found 6/1![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:47 pm
SLC
- ORD
1 stop14h 50m
Frontier
Wed 7/157:05 am
ORD
- SLC
2 stops17h 39m
Frontier
Deal found 6/3![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:05 am
SLC
- ORD
1 stop13h 47m
Frontier
Sat 7/189:57 pm
ORD
- SLC
1 stop10h 34m
Frontier
Deal found 6/5![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:47 pm
SLC
- STL
1 stop27h 18m
Frontier
Tue 7/287:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/4![Frontier logo]()
$239
This CheapOair deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:47 pm
SLC
- STL
1 stop27h 18m
Frontier
Sat 7/258:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/3![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 7/228:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 7/287:03 pm
STL
- SLC
1 stop15h 23m
Frontier
Deal found 6/4![Frontier logo]()
$240
One-way flights from Salt Lake City to IllinoisSearch for one-way flight options from Salt Lake City to Illinois. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
Search for one-way flight options from Salt Lake City to Illinois. Find affordable one-way fares based on user searches. Data last updated June 6, 2026.
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/3![Frontier logo]()
$50
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/3![Frontier logo]()
$56
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:12 pm
SLC
- STL
1 stop29h 11m
Frontier
Deal found 6/3![Frontier logo]()
$62
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/3![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/3![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Deal found 6/3![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Deal found 6/3![Frontier logo]()
$69
This Trip.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/2![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” 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 8/298:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/4![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/3![Frontier logo]()
$83
This Trip.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/3![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:50 pm
SLC
- MLI
1 stop20h 51m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$122
Find flight deals from Salt Lake City to Illinois
Keep the following information in mind while searching for Salt Lake City to Illinois flight deals. Data was last updated June 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $144 (Kiwi.com) |
One-way from | $50 (Trip.com) |
Popular in | January |
Cheapest in | August |
Average price | $415 |
Good round-trip deal | $439 or less |
Good one-way deal | $242 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Salt Lake City 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 2,558,603 searches. Data last updated June 6, 2026.
Use the filters below to find and compare flights from Salt Lake City to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CityBloomington
SLC - BMI
SLCBMI
Salt Lake City
Fri 10/30
7:00 am-3:16 pm
1 stop7h 16m
Bloomington-Normal
Sun 11/1
4:00 pm-12:38 am
1 stop9h 38m
$339
Salt Lake CityPeoria
SLC - PIA
SLCPIA
Salt Lake City
Thu 7/23
4:18 pm-11:20 pm
1 stop6h 02m
Greater Peoria
Mon 7/27
5:43 pm-10:48 pm
1 stop6h 05m
$344
Salt Lake CityPeoria
SLC - PIA
SLCPIA
Salt Lake City
Wed 7/22
3:41 pm-7:34 pm
1 stop26h 53m
Greater Peoria
Tue 7/28
2:20 pm-11:52 am
1 stop22h 32m
$365
Salt Lake CityMoline
SLC - MLI
SLCMLI
Salt Lake City
Sat 8/29
10:40 am-11:14 pm
2 stops11h 34m
Moline Quad-City
Tue 9/1
6:00 am-11:32 am
1 stop6h 32m
$384
Salt Lake CityBloomington
SLC - BMI
SLCBMI
Salt Lake City
Thu 6/18
5:01 pm-12:35 am
1 stop6h 34m
Bloomington-Normal
Mon 6/22
4:22 pm-10:59 pm
1 stop7h 37m
$399
Salt Lake CityPeoria
SLC - PIA
SLCPIA
Salt Lake City
Tue 8/25
8:10 am-3:00 pm
1 stop5h 50m
Greater Peoria
Sat 8/29
6:05 am-11:32 am
1 stop6h 27m
$409
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Wed 7/1
7:50 am-12:00 pm
Nonstop3h 10m
Chicago O'Hare Intl
Tue 7/7
2:02 pm-4:37 pm
Nonstop3h 35m
$413
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Wed 7/1
7:50 am-12:00 pm
Nonstop3h 10m
Chicago O'Hare Intl
Sat 7/4
7:45 am-10:15 am
Nonstop3h 30m
$414
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Sat 7/4
8:00 am-12:20 pm
Nonstop3h 20m
Chicago O'Hare Intl
Sat 7/11
8:55 am-11:39 am
Nonstop3h 44m
$415
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Tue 8/4
7:50 am-11:59 am
Nonstop3h 09m
Chicago O'Hare Intl
Sat 8/8
7:45 am-10:15 am
Nonstop3h 30m
$415
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Salt Lake City to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Salt Lake City with our price prediction graph.
SLC-MLI
SLC-ORD
SLC-MDW
SLC-STL
SLC-BMI
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 Salt Lake City to Illinois
SLC-USIL
SLC-MLI
SLC-ORD
SLC-MDW
SLC-STL
What is the cheapest month to book a flight from Salt Lake City to Illinois?
Currently, August is the cheapest month in which you can book a flight from Salt Lake City to Illinois (average of $40). Flying from Salt Lake City to Illinois in June is currently the most expensive (average of $197). 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 SLC to IL?
Find hourly flight availability from Salt Lake City 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 June 6, 2026.
It’s typically best to fly out from Salt Lake City to Illinois in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from Salt Lake City to Illinois
Explore weekly flight availability from Salt Lake City 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 June 6, 2026.
The most flights from SLC to USIL are scheduled on a Friday (35 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).
How much does it cost to fly round-trip from Salt Lake City to Illinois?
How far ahead should I book a flight from Salt Lake City to Illinois?
To ensure you get the cheapest price possible for a flight from Salt Lake City to Illinois, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Salt Lake City to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Illinois. Price data was last updated on May 30, 2026.
Travelers seeking maximum savings on their Salt Lake City to Illinois flight should consider departing on Wednesday evenings 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 June 6, 2026.
Read through reviews of airlines operating flights from Salt Lake City to Illinois, such as Southwest,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Salt Lake City 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 Salt Lake City 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.
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Find flights from Salt Lake City to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Salt Lake City and Illinois flights
Browse other Salt Lake City and Illinois flight options. Last updated on June 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Salt Lake City to Illinois flights
Consider these flights traveling from Salt Lake City to Illinois.
Top 5 airlines flying from Salt Lake City to Illinois
Discover the top 5 airlines that operate flights from Salt Lake City 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 2,558,603 searches. Data last updated June 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$127 | Average$257 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$181 | Average$431 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$227 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$456 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$282 | Average$454 | FlexibilityNo cancel fee | On-time63% |