$59+ Cheap flights from Illinois to Ohio
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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CLE
Jun 9 — Jun 161
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Ohio with Cheapflights
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Cheapest flights from Illinois to OhioExplore the most affordable flight options available from Illinois to Ohio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
Explore the most affordable flight options available from Illinois to Ohio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:52 pm
STL
- DTW
1 stop6h 48m
Frontier
Tue 7/142:02 pm
DTW
- STL
1 stop19h 55m
Frontier
Deal found 5/6![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 7/224:52 pm
STL
- DTW
1 stop6h 48m
Frontier
Sat 7/252:54 pm
DTW
- STL
1 stop27h 43m
Frontier
Deal found 5/5![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 6/312:04 pm
MDW
- CVG
1 stop22h 00m
Frontier
Sat 6/612:46 pm
CVG
- MDW
1 stop10h 16m
Frontier
Deal found 5/5![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 6/31:29 pm
ORD
- CVG
1 stop20h 35m
Frontier
Sat 6/612:46 pm
CVG
- ORD
1 stop7h 43m
Frontier
Deal found 5/5![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Mon 7/64:52 pm
STL
- DTW
1 stop6h 48m
Frontier
Sun 7/122:02 pm
DTW
- STL
1 stop19h 55m
Frontier
Deal found 5/4![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/26:33 pm
STL
- DTW
1 stop5h 06m
Frontier
Tue 6/96:54 pm
DTW
- STL
1 stop14h 53m
Frontier
Deal found 5/5![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 6/55:27 pm
STL
- DTW
1 stop19h 15m
Frontier
Thu 6/112:02 pm
DTW
- STL
1 stop19h 50m
Frontier
Deal found 5/5![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Sun 6/216:31 pm
STL
- DTW
1 stop21h 22m
Frontier
Thu 6/252:02 pm
DTW
- STL
1 stop19h 50m
Frontier
Deal found 5/5![Frontier logo]()
$160
This Southwest deal was found by Cheapflights users on 5/5. 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.
Tue 5/2612:50 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Tue 5/267:35 pm
CVG
- MDW
Nonstop1h 15m
Southwest
Deal found 5/5![Southwest logo]()
$177
This American Airlines deal was found by Cheapflights users on 5/5. 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 5/261:01 pm
ORD
- CVG
Nonstop1h 29m
American Airlines
Tue 5/268:59 pm
CVG
- ORD
Nonstop1h 42m
American Airlines
Deal found 5/5![American Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 5/301:55 pm
ORD
- PIT
1 stop6h 10m
Southwest
Tue 6/26:25 am
PIT
- ORD
1 stop7h 25m
Southwest
Deal found 5/8![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/17:00 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Tue 6/27:35 pm
CVG
- MDW
Nonstop1h 15m
Southwest
Deal found 5/5![Southwest logo]()
$184
Best flights from Illinois to OhioDiscover carefully curated flight deals from Illinois to Ohio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
Discover carefully curated flight deals from Illinois to Ohio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 10, 2026.
This Southwest deal was found by Cheapflights users on 5/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/301:55 pm
ORD
- PIT
1 stop6h 10m
Southwest
Tue 6/26:25 am
PIT
- ORD
1 stop7h 25m
Southwest
Deal found 5/6![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 8/2210:50 am
ORD
- PIT
1 stop5h 34m
Delta
Thu 8/276:05 am
PIT
- ORD
1 stop5h 18m
Delta
Deal found 5/9![Delta logo]()
$197
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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.
Mon 6/15:29 pm
STL
- DTW
1 stop5h 28m
United Airlines
Thu 6/48:50 am
DTW
- STL
1 stop4h 21m
United Airlines
Deal found 5/8![United Airlines logo]()
$211
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 5/2712:04 pm
MDW
- DTW
1 stop11h 35m
Frontier
Sat 5/302:40 pm
DTW
- MDW
1 stop8h 22m
Frontier
Deal found 5/9![Frontier logo]()
$254
This JetBlue deal was found by Cheapflights users on 5/5. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2410:56 am
ORD
- PIT
1 stop7h 27m
JetBlue
Sat 7/116:45 am
PIT
- ORD
1 stop7h 14m
JetBlue
Deal found 5/5![JetBlue logo]()
$259
This American Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 10/218:25 pm
ORD
- PIT
Nonstop1h 33m
American Airlines
Sun 10/256:42 am
PIT
- ORD
Nonstop1h 48m
American Airlines
Deal found 5/9![American Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:00 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Mon 6/18:20 pm
CVG
- MDW
Nonstop1h 10m
Southwest
Deal found 5/7![Southwest logo]()
$191
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am
ORD
- PIT
1 stop7h 08m
Delta
Thu 9/246:00 am
PIT
- ORD
1 stop5h 04m
Delta
Deal found 5/7![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 5/307:40 am
MDW
- CVG
Nonstop1h 05m
Southwest
Mon 6/18:20 pm
CVG
- MDW
Nonstop1h 10m
Southwest
Deal found 5/9![Southwest logo]()
$191
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 5/287:47 pm
ORD
- DTW
Nonstop1h 32m
United Airlines
Sat 5/3011:00 am
DTW
- ORD
Nonstop1h 33m
United Airlines
Deal found 5/8![United Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 6/106:10 pm
STL
- DTW
Nonstop1h 35m
Delta
Wed 6/2412:30 pm
DTW
- STL
Nonstop1h 39m
Delta
Deal found 5/8![Delta logo]()
$209
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/212:50 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Tue 6/25:50 pm
CVG
- MDW
1 stop5h 25m
Southwest
Deal found 5/9![Southwest logo]()
$194
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 6/94:00 pm
ORD
- DTW
Nonstop1h 38m
United Airlines
Thu 6/116:00 am
DTW
- ORD
Nonstop1h 26m
United Airlines
Deal found 5/8![United Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/277:01 am
ORD
- CVG
1 stop5h 34m
Delta
Mon 6/295:48 pm
CVG
- ORD
1 stop7h 11m
Delta
Deal found 5/9![Delta logo]()
$211
This JetBlue deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/251:55 pm
ORD
- PIT
1 stop7h 33m
JetBlue
Tue 7/2812:58 pm
PIT
- ORD
1 stop7h 27m
JetBlue
Deal found 5/9![JetBlue logo]()
$259
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:50 pm
MDW
- CLE
Nonstop1h 15m
Southwest
Mon 6/15:00 pm
CLE
- MDW
1 stop6h 20m
Southwest
Deal found 5/7![Southwest logo]()
$201
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:50 pm
ORD
- DTW
Nonstop1h 39m
United Airlines
Sat 5/307:23 am
DTW
- ORD
Nonstop1h 32m
United Airlines
Deal found 5/6![United Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/36:24 am
ORD
- CVG
2 stops6h 03m
Delta
Sat 6/63:54 pm
CVG
- ORD
2 stops6h 26m
Delta
Deal found 5/9![Delta logo]()
$214
This Frontier deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
MDW
- DTW
1 stop6h 42m
Frontier
Tue 5/191:31 pm
DTW
- MDW
1 stop9h 31m
Frontier
Deal found 5/9![Frontier logo]()
$310
This Southwest deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/92:35 pm
MDW
- CLE
1 stop6h 10m
Southwest
Wed 6/106:40 am
CLE
- MDW
2 stops7h 55m
Southwest
Deal found 5/9![Southwest logo]()
$214
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/410:59 am
MDW
- CLE
1 stop4h 29m
Delta
Sat 6/66:00 am
CLE
- MDW
2 stops7h 42m
Delta
Deal found 5/9![Delta logo]()
$216
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 10/214:45 pm
ORD
- PIT
Nonstop1h 49m
United Airlines
Sun 10/2510:50 am
PIT
- ORD
Nonstop1h 46m
United Airlines
Deal found 5/10![United Airlines logo]()
$241
This JetBlue deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/231:56 pm
ORD
- CLE
1 stop7h 06m
JetBlue
Tue 5/266:23 am
CLE
- ORD
1 stop9h 07m
JetBlue
Deal found 5/7![JetBlue logo]()
$295
This American Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 10/144:59 pm
ORD
- CMH
1 stop5h 49m
American Airlines
Sun 10/1810:44 am
CMH
- ORD
Nonstop1h 26m
American Airlines
Deal found 5/9![American Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:40 pm
ORD
- DTW
1 stop6h 40m
Southwest
Mon 6/16:00 am
DTW
- ORD
1 stop7h 50m
Southwest
Deal found 5/7![Southwest logo]()
$216
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/63:00 pm
ORD
- DTW
Nonstop1h 39m
United Airlines
Sun 6/76:00 am
DTW
- ORD
Nonstop1h 26m
United Airlines
Deal found 5/6![United Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” 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 6/102:07 pm
ORD
- CLE
1 stop6h 10m
Delta
Fri 6/121:42 pm
CLE
- ORD
1 stop6h 49m
Delta
Deal found 5/10![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 6/14:00 pm
STL
- DTW
1 stop6h 30m
Southwest
Thu 6/48:15 pm
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 5/7![Southwest logo]()
$223
This United Airlines deal was found by Cheapflights users on 5/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:25 am
ORD
- PIT
Nonstop1h 44m
United Airlines
Wed 7/87:00 am
PIT
- ORD
Nonstop1h 48m
United Airlines
Deal found 5/6![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 5/5. 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 6/61:44 pm
ORD
- DTW
Nonstop1h 26m
Delta
Sun 6/78:00 pm
DTW
- ORD
Nonstop1h 31m
Delta
Deal found 5/5![Delta logo]()
$243
Last-minute flights from Illinois to OhioDiscover last-minute flight deals from Illinois to Ohio. Data last updated May 10, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Ohio. Data last updated May 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/5. 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.
Tue 5/2612:50 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Tue 5/267:35 pm
CVG
- MDW
Nonstop1h 15m
Southwest
Deal found 5/5![Southwest logo]()
$177
This American Airlines deal was found by Cheapflights users on 5/5. 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 5/261:01 pm
ORD
- CVG
Nonstop1h 29m
American Airlines
Tue 5/268:59 pm
CVG
- ORD
Nonstop1h 42m
American Airlines
Deal found 5/5![American Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 5/301:55 pm
ORD
- PIT
1 stop6h 10m
Southwest
Wed 6/36:25 am
PIT
- ORD
1 stop7h 25m
Southwest
Deal found 5/8![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 5/301:55 pm
ORD
- PIT
2 stops8h 10m
Southwest
Tue 6/26:25 am
PIT
- ORD
1 stop7h 25m
Southwest
Deal found 5/8![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 5/5. 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.
Mon 6/17:00 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Tue 6/27:35 pm
CVG
- MDW
Nonstop1h 15m
Southwest
Deal found 5/5![Southwest logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/26:33 pm
STL
- DTW
1 stop5h 06m
Frontier
Tue 6/96:54 pm
DTW
- STL
1 stop14h 53m
Frontier
Deal found 5/5![Frontier logo]()
$154
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 6/210:30 am
ORD
- CVG
Nonstop1h 34m
American Airlines
Thu 6/46:00 am
CVG
- ORD
Nonstop1h 31m
American Airlines
Deal found 5/7![American Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 6/312:04 pm
MDW
- CVG
1 stop22h 00m
Frontier
Sat 6/612:46 pm
CVG
- MDW
1 stop10h 16m
Frontier
Deal found 5/5![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 6/31:29 pm
ORD
- CVG
1 stop20h 35m
Frontier
Sat 6/612:46 pm
CVG
- ORD
1 stop7h 43m
Frontier
Deal found 5/5![Frontier logo]()
$148
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Wed 6/37:07 am
ORD
- CVG
Nonstop1h 29m
American Airlines
Sat 6/61:47 pm
CVG
- ORD
Nonstop1h 39m
American Airlines
Deal found 5/5![American Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 6/55:27 pm
STL
- DTW
1 stop19h 15m
Frontier
Thu 6/112:02 pm
DTW
- STL
1 stop19h 50m
Frontier
Deal found 5/5![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Sun 6/216:31 pm
STL
- DTW
1 stop21h 22m
Frontier
Thu 6/252:02 pm
DTW
- STL
1 stop19h 50m
Frontier
Deal found 5/5![Frontier logo]()
$160
One-way flights from Illinois to OhioSearch for one-way flight options from Illinois to Ohio. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
Search for one-way flight options from Illinois to Ohio. Find affordable one-way fares based on user searches. Data last updated May 10, 2026.
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/102:07 pm
ORD
- DTW
Nonstop1h 33m
Delta
Deal found 5/9![Delta logo]()
$59
This American Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/35:21 pm
ORD
- PIT
Nonstop1h 36m
American Airlines
Deal found 5/9![American Airlines logo]()
$59
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 6/101:26 pm
MDW
- DTW
Nonstop1h 18m
Delta
Deal found 5/9![Delta logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:33 pm
STL
- DTW
1 stop21h 17m
Frontier
Deal found 5/6![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 7/84:52 pm
STL
- DTW
1 stop6h 48m
Frontier
Deal found 5/8![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Thu 7/306:33 pm
STL
- DTW
1 stop29h 07m
Frontier
Deal found 5/5![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” 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 6/912:27 pm
MDW
- CVG
1 stop22h 22m
Frontier
Deal found 5/8![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:55 am
ORD
- CMH
1 stop9h 15m
Frontier
Deal found 5/6![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1712:04 pm
MDW
- CVG
1 stop22h 10m
Frontier
Deal found 5/6![Frontier logo]()
$69
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 6/29:29 pm
ORD
- DTW
Nonstop1h 28m
United Airlines
Deal found 5/7![United Airlines logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” 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 8/47:05 am
ORD
- CMH
1 stop8h 59m
Frontier
Deal found 5/9![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 6/312:04 pm
MDW
- CMH
1 stop28h 06m
Frontier
Deal found 5/7![Frontier logo]()
$69
Find flight deals from Illinois to Ohio
Keep the following information in mind while searching for Illinois to Ohio flight deals. Data was last updated May 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $121 (Kiwi.com) |
One-way from | $59 (Delta) |
Popular in | March |
Cheapest in | August |
Average price | $272 |
Good round-trip deal | $176 or less |
Good one-way deal | $68 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Ohio 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 May 10, 2026.
Use the filters below to find and compare flights from Illinois to Ohio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Sat 5/30
1:55 pm-9:05 pm
1 stop6h 10m
Pittsburgh
Tue 6/2
6:25 am-12:50 pm
1 stop7h 25m
$177
ChicagoCincinnati
MDW - CVG
MDWCVG
Chicago Midway
Thu 5/28
1:00 pm-3:10 pm
Nonstop1h 10m
Cincinnati Cinci./N. Kentucky
Mon 6/1
8:20 pm-8:30 pm
Nonstop1h 10m
$191
Quickest round-trip
ChicagoCincinnati
MDW - CVG
MDWCVG
Chicago Midway
Sat 5/30
7:40 am-9:45 am
Nonstop1h 05m
Cincinnati Cinci./N. Kentucky
Mon 6/1
8:20 pm-8:30 pm
Nonstop1h 10m
$191
ChicagoCincinnati
MDW - CVG
MDWCVG
Chicago Midway
Tue 6/2
12:50 pm-3:00 pm
Nonstop1h 10m
Cincinnati Cinci./N. Kentucky
Tue 6/2
5:50 pm-10:15 pm
1 stop5h 25m
$194
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Sat 8/22
10:50 am-5:24 pm
1 stop5h 34m
Pittsburgh
Thu 8/27
6:05 am-10:23 am
1 stop5h 18m
$197
ChicagoCleveland
MDW - CLE
MDWCLE
Chicago Midway
Thu 5/28
12:50 pm-3:05 pm
Nonstop1h 15m
Cleveland Hopkins Intl
Mon 6/1
5:00 pm-10:20 pm
1 stop6h 20m
$201
ChicagoPittsburgh
ORD - PIT
ORDPIT
Chicago O'Hare Intl
Mon 9/21
7:00 am-3:08 pm
1 stop7h 08m
Pittsburgh
Thu 9/24
6:00 am-10:04 am
1 stop5h 04m
$207
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Wed 6/10
6:10 pm-8:45 pm
Nonstop1h 35m
Detroit Metropolitan Wayne County
Wed 6/24
12:30 pm-1:09 pm
Nonstop1h 39m
$209
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Mon 6/1
5:29 pm-11:57 pm
1 stop5h 28m
Detroit Metropolitan Wayne County
Thu 6/4
8:50 am-12:11 pm
1 stop4h 21m
$211
ChicagoCincinnati
ORD - CVG
ORDCVG
Chicago O'Hare Intl
Sat 6/27
7:01 am-1:35 pm
1 stop5h 34m
Cincinnati Cinci./N. Kentucky
Mon 6/29
5:48 pm-11:59 pm
1 stop7h 11m
$211
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Ohio
Have a flexible travel schedule? Discover the best time to fly to Ohio from Illinois with our price prediction graph.
MDW-CVG
ORD-CVG
STL-DTW
ORD-PIT
MDW-DTW
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 Ohio
USIL-USOH
MDW-CVG
ORD-CVG
STL-DTW
ORD-PIT
How far ahead should I book a flight from Illinois to Ohio?
The best time to book flights from Illinois to Ohio is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Illinois to Ohio?
Currently, October is the cheapest month in which you can book a flight from Illinois to Ohio (average of $72). Flying from Illinois to Ohio in March is currently the most expensive (average of $619). 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 OH?
Find hourly flight availability from Illinois to Ohio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 10, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 10% on flights from Illinois to Ohio by exploring options for tickets at noon.
What is the cheapest day to fly from Illinois to Ohio?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Ohio. Price data was last updated on May 9, 2026.
Travelers seeking maximum savings on their Illinois to Ohio flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Illinois to Ohio
Explore weekly flight availability from Illinois to Ohio. 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 May 10, 2026.
The most flights from USIL to USOH are scheduled on a Sunday (67 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (56 on average).
How much does it cost to fly round-trip from Illinois to Ohio?
Reviews of airlines servicing Ohio
Get insights into the airlines that provide service to Ohio. 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 Ohio. Reviews last updated May 10, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Illinois to Ohio. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Illinois to Ohio. 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
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Alternative routes for Illinois to Ohio
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ohio by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Ohio by cabin class
Find flights from Illinois to Ohio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Ohio flights
Browse other Illinois and Ohio flight options. Last updated on May 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Ohio
Find the right flight back to Illinois after your stay in Ohio
Illinois to Ohio flights
Consider these flights traveling from Illinois to Ohio.
Top 4 airlines flying from Illinois to Ohio
Discover the top 4 airlines that operate flights from Illinois to Ohio. 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 May 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$371 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$117 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$333 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$163 | Average$359 | FlexibilityNo cancel fee | On-time69% |