$79+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — ORD
Aug 2 — Aug 91
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 July 3, 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 July 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:05 am
SLC
- STL
1 stop12h 18m
Frontier
Wed 8/58:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/118:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/30![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 7/298:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:05 am
SLC
- STL
1 stop12h 18m
Frontier
Tue 7/288:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Wed 8/58:08 pm
STL
- SLC
1 stop17h 19m
Frontier
Deal found 6/29![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/48:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/28![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 8/128:08 pm
STL
- SLC
1 stop28h 36m
Frontier
Deal found 7/1![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Mon 8/37:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/29![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Wed 8/51:52 pm
SLC
- STL
1 stop27h 23m
Frontier
Sat 8/88:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/28![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Fri 8/77:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/28![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Fri 8/77:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/29![Frontier logo]()
$222
This American Airlines deal was found by Cheapflights users on 6/28. 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 7/284:56 pm
SLC
- MLI
1 stop6h 45m
American Airlines
Tue 8/44:45 pm
MLI
- SLC
1 stop8h 51m
American Airlines
Deal found 6/28![American Airlines logo]()
$261
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 July 3, 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 July 3, 2026.
This United Airlines deal was found by Cheapflights users on 6/28. 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 9/512:35 pm
SLC
- MLI
1 stop5h 56m
United Airlines
Mon 9/73:44 pm
MLI
- SLC
1 stop8h 15m
United Airlines
Deal found 6/28![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Thu 9/104:54 pm
SLC
- BMI
1 stop6h 09m
American Airlines
Mon 9/144:24 pm
BMI
- SLC
1 stop8h 21m
American Airlines
Deal found 7/2![American Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 6/28. 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 9/237:45 am
SLC
- ORD
Nonstop3h 10m
Delta
Tue 9/297:45 am
ORD
- SLC
Nonstop3h 30m
Delta
Deal found 6/28![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:00 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Sat 8/2910:05 am
MDW
- SLC
Nonstop3h 20m
Southwest
Deal found 6/29![Southwest logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:26 pm
SLC
- ORD
1 stop17h 56m
Alaska Airlines
Sun 9/208:00 am
ORD
- SLC
1 stop7h 38m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 6/28. 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.
Tue 8/47:50 am
SLC
- ORD
Nonstop3h 09m
Delta
Sat 8/84:45 pm
ORD
- SLC
Nonstop3h 35m
Delta
Deal found 6/28![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 6/28. 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 9/91:00 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Thu 9/174:55 pm
MDW
- SLC
1 stop7h 30m
Southwest
Deal found 6/28![Southwest logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:39 am
SLC
- ORD
1 stop7h 07m
United Airlines
Tue 8/48:55 am
ORD
- SLC
Nonstop3h 44m
United Airlines
Deal found 6/29![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/15:10 pm
SLC
- ORD
Nonstop3h 10m
Delta
Tue 8/47:29 am
ORD
- SLC
1 stop7h 59m
Delta
Deal found 7/2![Delta logo]()
$371
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:25 pm
SLC
- ORD
Nonstop3h 23m
United Airlines
Wed 9/237:00 am
ORD
- SLC
1 stop7h 18m
United Airlines
Deal found 7/2![United Airlines logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:44 am
SLC
- STL
1 stop7h 26m
Alaska Airlines
Wed 8/266:35 am
STL
- SLC
1 stop9h 00m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$415
This Booking.com deal was found by Cheapflights users on 6/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:39 pm
SLC
- BRL
2 stops27h 31m
Multiple Airlines
Wed 7/159:10 am
BRL
- SLC
2 stops29h 49m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$839
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:00 am
SLC
- MDW
1 stop5h 35m
Southwest
Thu 8/138:35 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Deal found 7/2![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 9/267:45 am
SLC
- ORD
Nonstop3h 10m
Delta
Tue 9/293:40 pm
ORD
- SLC
1 stop9h 17m
Delta
Deal found 7/1![Delta logo]()
$371
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 9/2611:00 am
SLC
- MDW
2 stops8h 45m
Southwest
Tue 9/296:40 am
MDW
- SLC
1 stop6h 25m
Southwest
Deal found 7/1![Southwest logo]()
$386
This American Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:00 am
SLC
- EVV
1 stop7h 43m
American Airlines
Tue 8/45:14 pm
EVV
- SLC
1 stop8h 22m
American Airlines
Deal found 6/29![American Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Wed 8/124:15 pm
SLC
- PIA
1 stop5h 28m
United Airlines
Wed 8/198:45 am
PIA
- SLC
1 stop5h 33m
United Airlines
Deal found 6/28![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:35 pm
SLC
- ORD
1 stop7h 11m
Delta
Mon 12/712:15 pm
ORD
- SLC
1 stop5h 25m
Delta
Deal found 6/29![Delta logo]()
$375
This American Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:00 am
SLC
- EVV
1 stop8h 31m
American Airlines
Sun 8/165:15 am
EVV
- SLC
1 stop7h 17m
American Airlines
Deal found 6/30![American Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:20 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Mon 8/248:35 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Deal found 7/2![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:10 am
SLC
- PIA
1 stop5h 47m
United Airlines
Sat 8/293:35 pm
PIA
- SLC
1 stop8h 24m
United Airlines
Deal found 7/2![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 7/3. 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.
Sat 8/86:00 am
SLC
- MDW
1 stop5h 39m
Delta
Wed 8/1212:46 pm
MDW
- SLC
1 stop8h 09m
Delta
Deal found 7/3![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 8/811:00 am
SLC
- MDW
2 stops8h 45m
Southwest
Mon 8/105:40 am
MDW
- SLC
1 stop7h 00m
Southwest
Deal found 7/1![Southwest logo]()
$402
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:15 pm
SLC
- PIA
1 stop5h 28m
United Airlines
Mon 8/313:35 pm
PIA
- SLC
1 stop8h 24m
United Airlines
Deal found 7/2![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 7/2. 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 8/216:12 am
SLC
- SPI
1 stop7h 09m
American Airlines
Mon 8/312:51 pm
SPI
- SLC
1 stop7h 58m
American Airlines
Deal found 7/2![American Airlines logo]()
$507
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:35 pm
SLC
- MDW
1 stop7h 10m
Southwest
Mon 9/218:35 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Deal found 7/2![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Thu 9/1012:42 pm
SLC
- ORD
Nonstop3h 20m
United Airlines
Sun 9/138:50 am
ORD
- SLC
Nonstop3h 44m
United Airlines
Deal found 6/28![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:55 pm
SLC
- ORD
Nonstop3h 13m
Delta
Sun 11/87:35 am
ORD
- SLC
Nonstop3h 40m
Delta
Deal found 6/29![Delta logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/136:12 am
SLC
- SPI
1 stop7h 09m
American Airlines
Fri 8/142:51 pm
SPI
- SLC
1 stop7h 58m
American Airlines
Deal found 7/1![American Airlines logo]()
$507
This Southwest deal was found by Cheapflights users on 6/28. 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.
Fri 9/111:20 pm
SLC
- MDW
Nonstop3h 00m
Southwest
Tue 9/158:45 pm
MDW
- SLC
Nonstop3h 25m
Southwest
Deal found 6/28![Southwest logo]()
$410
Last-minute flights from Salt Lake City to IllinoisDiscover last-minute flight deals from Salt Lake City to Illinois. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to Illinois. Data last updated July 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:05 am
SLC
- STL
1 stop12h 18m
Frontier
Tue 7/288:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 7/298:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/48:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/28![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 6/28. 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 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Fri 8/77:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/28![Frontier logo]()
$221
This American Airlines deal was found by Cheapflights users on 6/28. 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 7/284:56 pm
SLC
- MLI
1 stop6h 45m
American Airlines
Tue 8/44:45 pm
MLI
- SLC
1 stop8h 51m
American Airlines
Deal found 6/28![American Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:05 am
SLC
- STL
1 stop12h 18m
Frontier
Wed 8/58:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/1![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Tue 8/48:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/29![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Mon 8/37:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/29![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Fri 8/77:10 pm
STL
- SLC
1 stop15h 16m
Frontier
Deal found 6/29![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:16 am
SLC
- STL
1 stop10h 07m
Frontier
Tue 8/118:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/30![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 6/28. 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.
Wed 8/51:52 pm
SLC
- STL
1 stop27h 23m
Frontier
Sat 8/88:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 6/28![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:16 am
SLC
- STL
1 stop10h 07m
Frontier
Wed 8/128:08 pm
STL
- SLC
1 stop28h 36m
Frontier
Deal found 7/1![Frontier logo]()
$195
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 July 3, 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 July 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:51 pm
SLC
- STL
1 stop9h 26m
Frontier
Deal found 7/1![Frontier logo]()
$79
This Trip.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 6/29![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/2![Frontier logo]()
$89
This Trip.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:05 am
SLC
- STL
1 stop12h 18m
Frontier
Deal found 6/29![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Deal found 6/29![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 6/29![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Deal found 6/29![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Deal found 6/28![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:28 pm
SLC
- PIA
1 stop14h 51m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$139
This Frontier deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:16 am
SLC
- ORD
1 stop11h 36m
Frontier
Deal found 6/28![Frontier logo]()
$177
This Delta deal was found by Cheapflights users on 6/28. 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.
Tue 8/47:50 am
SLC
- ORD
Nonstop3h 09m
Delta
Deal found 6/28![Delta logo]()
$178
This Frontier deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:16 am
SLC
- ORD
1 stop11h 36m
Frontier
Deal found 6/30![Frontier logo]()
$179
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 July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $180 (Kiwi.com) |
One-way from | $79 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $413 |
Good round-trip deal | $424 or less |
Good one-way deal | $254 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 July 3, 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 CityMoline
SLC - MLI
SLCMLI
Salt Lake City
Sat 9/5
12:35 pm-7:31 pm
1 stop5h 56m
Moline Quad-City
Mon 9/7
3:44 pm-10:59 pm
1 stop8h 15m
$289
Salt Lake CityBloomington
SLC - BMI
SLCBMI
Salt Lake City
Thu 9/10
4:54 pm-12:03 am
1 stop6h 09m
Bloomington-Normal
Mon 9/14
4:24 pm-11:45 pm
1 stop8h 21m
$329
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Wed 9/23
7:45 am-11:55 am
Nonstop3h 10m
Chicago O'Hare Intl
Tue 9/29
7:45 am-10:15 am
Nonstop3h 30m
$355
Quickest round-trip
Salt Lake CityChicago
SLC - MDW
SLCMDW
Salt Lake City
Wed 8/26
1:00 pm-5:00 pm
Nonstop3h 00m
Chicago Midway
Sat 8/29
10:05 am-12:25 pm
Nonstop3h 20m
$355
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
4:45 pm-7:20 pm
Nonstop3h 35m
$355
Salt Lake CityChicago
SLC - MDW
SLCMDW
Salt Lake City
Wed 9/9
1:00 pm-5:00 pm
Nonstop3h 00m
Chicago Midway
Thu 9/17
4:55 pm-11:25 pm
1 stop7h 30m
$365
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Tue 7/28
10:39 am-6:46 pm
1 stop7h 07m
Chicago O'Hare Intl
Tue 8/4
8:55 am-11:39 am
Nonstop3h 44m
$368
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Sat 8/1
5:10 pm-9:20 pm
Nonstop3h 10m
Chicago O'Hare Intl
Tue 8/4
7:29 am-2:28 pm
1 stop7h 59m
$371
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Tue 9/15
4:25 pm-8:48 pm
Nonstop3h 23m
Chicago O'Hare Intl
Wed 9/23
7:00 am-1:18 pm
1 stop7h 18m
$371
Salt Lake CityChicago
SLC - ORD
SLCORD
Salt Lake City
Sat 9/26
7:45 am-11:55 am
Nonstop3h 10m
Chicago O'Hare Intl
Tue 9/29
3:40 pm-11:57 pm
1 stop9h 17m
$371
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-STL
SLC-PIA
SLC-ORD
SLC-MDW
SLC-SPI
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-STL
SLC-PIA
SLC-ORD
SLC-MDW
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 July 3, 2026.
It’s typically best to fly out from Salt Lake City to Illinois in the morning. Doing so could potentially save you 21% 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 July 3, 2026.
The most flights from SLC to USIL are scheduled on a Thursday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 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 54 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 June 27, 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 July 3, 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.
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
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
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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 July 3, 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 July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$127 | Average$271 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$181 | Average$429 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$220 | Average$458 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$257 | Average$439 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$307 | Average$464 | FlexibilityNo cancel fee | On-time63% |