$61+ Cheap flights from Cincinnati (CVG) 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — ORD
Sep 19 — Sep 261
Round-trip
1 adult, Economy
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Find cheap flights from Cincinnati to Illinois with Cheapflights
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Cheapest flights from Cincinnati to IllinoisExplore the most affordable flight options available from Cincinnati to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
Explore the most affordable flight options available from Cincinnati to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
1 stop25h 27m
Mon 9/142:29 pm -
1 stop20h 09m
Deal found 8/16![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:43 pm -
1 stop25h 27m
Fri 9/182:29 pm -
1 stop20h 09m
Deal found 8/16![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
1 stop25h 27m
Thu 9/175:19 pm -
2 stops41h 19m
Deal found 8/15![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/1312:43 pm -
1 stop25h 27m
Thu 9/1710:20 am -
2 stops24h 18m
Deal found 8/18![Frontier logo]()
$164
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/107:05 am -
1 stop4h 55m
Mon 9/148:05 am -
Nonstop1h 20m
Deal found 8/19![Southwest logo]()
$167
This Frontier deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/115:16 pm -
1 stop8h 07m
Mon 9/148:55 pm -
1 stop8h 52m
Deal found 8/19![Frontier logo]()
$167
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:04 am -
1 stop4h 13m
Sat 10/319:29 am -
1 stop3h 41m
Deal found 8/17![Delta logo]()
$177
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 12/1011:10 am -
1 stop6h 14m
Sat 12/127:00 am -
1 stop5h 29m
Deal found 8/19![Delta logo]()
$177
This Super.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:26 pm -
1 stop8h 42m
Tue 9/85:29 pm -
1 stop25h 07m
Deal found 8/15![Frontier logo]()
$179
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/257:00 pm -
Nonstop1h 10m
Sat 9/268:00 am -
Nonstop1h 25m
Deal found 8/17![Southwest logo]()
$181
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am -
Nonstop1h 34m
Mon 9/288:40 am -
Nonstop1h 31m
Deal found 8/17![United Airlines logo]()
$181
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/293:30 pm -
1 stop4h 15m
Sat 10/311:55 am -
2 stops7h 15m
Deal found 8/18![Southwest logo]()
$182
Best flights from Cincinnati to IllinoisDiscover carefully curated flight deals from Cincinnati to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
Discover carefully curated flight deals from Cincinnati to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
2 stops28h 51m
Mon 9/142:29 pm -
1 stop20h 09m
Deal found 8/17![Frontier logo]()
$149
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/297:15 pm -
Nonstop1h 10m
Sat 10/311:55 am -
2 stops7h 15m
Deal found 8/19![Southwest logo]()
$172
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:04 am -
1 stop4h 13m
Sat 10/179:29 am -
1 stop4h 45m
Deal found 8/16![Delta logo]()
$177
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 10/235:30 am -
Nonstop1h 29m
Mon 10/266:50 am -
Nonstop1h 30m
Deal found 8/17![United Airlines logo]()
$181
This American Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:18 pm -
1 stop11h 09m
Thu 9/245:00 am -
1 stop8h 21m
Deal found 8/20![American Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:27 am -
1 stop9h 39m
Mon 10/2610:44 am -
1 stop12h 04m
Deal found 8/17![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
1 stop25h 27m
Thu 9/175:19 pm -
2 stops41h 19m
Deal found 8/15![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:20 pm -
Nonstop1h 15m
Mon 10/57:05 am -
1 stop5h 40m
Deal found 8/16![Southwest logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 8/317:45 am -
1 stop10h 29m
Fri 9/48:52 am -
1 stop24h 43m
Deal found 8/17![Allegiant Air logo]()
$407
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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 9/294:10 pm -
Nonstop1h 38m
Sat 10/38:40 am -
Nonstop1h 31m
Deal found 8/16![United Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/116:00 am -
2 stops7h 20m
Sat 9/123:25 pm -
Nonstop1h 15m
Deal found 8/18![Southwest logo]()
$211
This Southwest deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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 10/312:50 pm -
2 stops6h 05m
Mon 10/511:05 am -
2 stops10h 30m
Deal found 8/16![Southwest logo]()
$217
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 9/137:00 am -
Nonstop1h 38m
Mon 9/146:09 pm -
Nonstop1h 34m
Deal found 8/15![United Airlines logo]()
$259
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am -
1 stop4h 00m
Fri 9/186:54 pm -
1 stop4h 29m
Deal found 8/19![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 9/252:10 pm -
2 stops6h 25m
Sat 9/262:25 pm -
1 stop3h 30m
Deal found 8/15![Southwest logo]()
$240
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:00 am -
Nonstop1h 34m
Sun 9/279:32 pm -
Nonstop1h 27m
Deal found 8/17![United Airlines logo]()
$272
This KAYAK deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:59 pm -
1 stop4h 55m
Wed 10/2810:14 am -
1 stop6h 10m
Deal found 8/19![Delta logo]()
$316
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/35:50 am -
1 stop5h 50m
Sun 10/47:45 am -
Nonstop1h 10m
Deal found 8/19![Southwest logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/2110:26 am -
1 stop5h 00m
Sat 10/246:55 am -
Nonstop1h 25m
Deal found 8/19![United Airlines logo]()
$278
This KAYAK deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:44 pm -
1 stop5h 31m
Wed 10/2810:31 am -
1 stop6h 26m
Deal found 8/19![Delta logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 10/17:00 am -
1 stop10h 40m
Sun 10/410:08 am -
1 stop23h 27m
Deal found 8/15![Multiple Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 10/147:47 pm -
1 stop4h 45m
Sat 10/1712:53 pm -
Nonstop1h 33m
Deal found 8/17![United Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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 9/54:55 pm -
Nonstop1h 10m
Mon 9/78:05 am -
Nonstop1h 20m
Deal found 8/16![Southwest logo]()
$253
This KAYAK deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:59 pm -
1 stop4h 55m
Tue 10/277:00 am -
1 stop4h 35m
Deal found 8/19![Delta logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:56 pm -
1 stop12h 56m
Sun 9/279:29 pm -
1 stop32h 18m
Deal found 8/17![Multiple Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:26 am -
1 stop5h 00m
Mon 10/54:30 pm -
Nonstop1h 36m
Deal found 8/16![United Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 12/53:40 pm -
1 stop5h 00m
Sun 12/66:40 pm -
Nonstop1h 15m
Deal found 8/19![Southwest logo]()
$258
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/197:47 pm -
1 stop4h 45m
Thu 10/229:32 pm -
Nonstop1h 27m
Deal found 8/19![United Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:00 am -
2 stops12h 08m
Sun 11/810:30 am -
1 stop25h 44m
Deal found 8/15![Multiple Airlines logo]()
$440
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/155:40 am -
1 stop5h 25m
Tue 9/153:45 pm -
1 stop3h 30m
Deal found 8/17![Southwest logo]()
$279
Last-minute flights from Cincinnati to IllinoisDiscover last-minute flight deals from Cincinnati to Illinois. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Cincinnati to Illinois. Data last updated August 20, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:26 pm -
1 stop8h 42m
Tue 9/85:29 pm -
1 stop25h 07m
Deal found 8/15![Frontier logo]()
$179
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/76:10 am -
1 stop4h 07m
Thu 9/109:29 am -
1 stop2h 59m
Deal found 8/17![Delta logo]()
$177
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/76:10 am -
1 stop5h 32m
Thu 9/108:55 am -
1 stop3h 33m
Deal found 8/17![Delta logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
1 stop25h 27m
Mon 9/142:29 pm -
1 stop20h 09m
Deal found 8/16![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:43 pm -
1 stop25h 27m
Thu 9/175:19 pm -
2 stops41h 19m
Deal found 8/15![Frontier logo]()
$158
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/107:05 am -
1 stop4h 55m
Mon 9/148:05 am -
Nonstop1h 20m
Deal found 8/19![Southwest logo]()
$167
This Frontier deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/115:16 pm -
1 stop8h 07m
Mon 9/148:55 pm -
1 stop8h 52m
Deal found 8/19![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/1312:43 pm -
1 stop25h 27m
Thu 9/1710:20 am -
2 stops24h 18m
Deal found 8/18![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:43 pm -
1 stop25h 27m
Fri 9/182:29 pm -
1 stop20h 09m
Deal found 8/16![Frontier logo]()
$131
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/257:00 pm -
Nonstop1h 10m
Sat 9/268:00 am -
Nonstop1h 25m
Deal found 8/17![Southwest logo]()
$181
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:30 am -
Nonstop1h 29m
Sat 9/2612:53 pm -
Nonstop1h 33m
Deal found 8/17![United Airlines logo]()
$181
This Southwest deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/293:30 pm -
1 stop4h 15m
Sat 10/311:55 am -
2 stops7h 15m
Deal found 8/18![Southwest logo]()
$182
One-way flights from Cincinnati to IllinoisSearch for one-way flight options from Cincinnati to Illinois. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
Search for one-way flight options from Cincinnati to Illinois. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 11/1612:48 pm -
1 stop24h 14m
Deal found 8/18![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:48 pm -
1 stop24h 14m
Deal found 8/15![Frontier logo]()
$65
This Priceline deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:43 pm -
1 stop6h 03m
Deal found 8/16![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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.
Thu 10/297:00 am -
1 stop9h 24m
Deal found 8/17![Frontier logo]()
$74
This CheapOair deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:11 pm -
1 stop7h 32m
Deal found 8/17![Frontier logo]()
$75
This Mytrip deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:43 pm -
1 stop6h 40m
Deal found 8/18![Frontier logo]()
$75
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/2612:43 pm -
1 stop6h 08m
Deal found 8/19![Frontier logo]()
$77
This Trip.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/2612:43 pm -
1 stop6h 40m
Deal found 8/19![Frontier logo]()
$77
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/177:00 pm -
Nonstop1h 10m
Deal found 8/17![Southwest logo]()
$79
This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 10/299:04 pm -
Nonstop1h 41m
Deal found 8/17![American Airlines logo]()
$79
This Frontier deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” 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 11/1712:48 pm -
1 stop10h 05m
Deal found 8/16![Frontier logo]()
$80
This Expedia deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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.
Thu 9/178:56 pm -
1 stop14h 24m
Deal found 8/18![Frontier logo]()
$80
Find flight deals from Cincinnati to Illinois
Keep the following information in mind while searching for Cincinnati to Illinois flight deals. Data was last updated August 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $113 (Kiwi.com) |
One-way from | $61 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $342 |
Good round-trip deal | $318 or less |
Good one-way deal | $179 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cincinnati to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 20, 2026.
Use the filters below to find and compare flights from Cincinnati to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Thu 9/10
12:43 pm-4:34 pm
2 stops28h 51m
Lambert-St Louis
Mon 9/14
2:29 pm-11:38 am
1 stop20h 09m
$149
CincinnatiSt. Louis
CVG Cincinnati Cinci./N. Kentucky - STL Lambert-St Louis
CVGSTL
Cincinnati Cinci./N. Kentucky
Thu 9/10
12:43 pm-1:10 pm
1 stop25h 27m
Lambert-St Louis
Thu 9/17
5:19 pm-11:38 am
2 stops41h 19m
$158
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Tue 9/29
7:15 pm-7:25 pm
Nonstop1h 10m
Chicago Midway
Sat 10/3
11:55 am-8:10 pm
2 stops7h 15m
$172
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Wed 10/14
6:04 am-9:17 am
1 stop4h 13m
Chicago Midway
Sat 10/17
9:29 am-3:14 pm
1 stop4h 45m
$177
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - ORD Chicago O'Hare Intl
CVGORD
Cincinnati Cinci./N. Kentucky
Fri 10/23
5:30 am-5:59 am
Nonstop1h 29m
Chicago O'Hare Intl
Mon 10/26
6:50 am-9:20 am
Nonstop1h 30m
$181
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Fri 10/2
8:20 pm-8:35 pm
Nonstop1h 15m
Chicago Midway
Mon 10/5
7:05 am-1:45 pm
1 stop5h 40m
$191
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Fri 9/11
6:00 am-12:20 pm
2 stops7h 20m
Chicago Midway
Sat 9/12
3:25 pm-5:40 pm
Nonstop1h 15m
$211
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Sat 10/3
12:50 pm-5:55 pm
2 stops6h 05m
Chicago Midway
Mon 10/5
11:05 am-10:35 pm
2 stops10h 30m
$217
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - ORD Chicago O'Hare Intl
CVGORD
Cincinnati Cinci./N. Kentucky
Tue 9/29
4:10 pm-4:48 pm
Nonstop1h 38m
Chicago O'Hare Intl
Sat 10/3
8:40 am-11:11 am
Nonstop1h 31m
$227
CincinnatiChicago
CVG Cincinnati Cinci./N. Kentucky - MDW Chicago Midway
CVGMDW
Cincinnati Cinci./N. Kentucky
Fri 9/25
2:10 pm-7:35 pm
2 stops6h 25m
Chicago Midway
Sat 9/26
2:25 pm-6:55 pm
1 stop3h 30m
$240
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Cincinnati to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Cincinnati with our price prediction graph.
CVG-STL
CVG-MDW
CVG-ORD
CVG-RFD
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 Cincinnati to Illinois
CVG-USIL
CVG-STL
CVG-MDW
CVG-ORD
CVG-RFD
What is the cheapest month to book a flight from Cincinnati to Illinois?
Currently, April is the cheapest month in which you can book a flight from Cincinnati to Illinois (average of $272). Flying from Cincinnati to Illinois in July is currently the most expensive (average of $420). 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 CVG to IL?
Find hourly flight availability from Cincinnati to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2026.
It’s optimal to fly from Cincinnati to Illinois in the morning. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Cincinnati to Illinois
Explore weekly flight availability from Cincinnati to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 20, 2026.
The most flights from CVG to USIL are scheduled on a Wednesday (71 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).
How much does it cost to fly round-trip from Cincinnati to Illinois?
Airfare is below average for this route at the moment.
Cincinnati to Illinois flights typically cost between $227 and $529 in September.The cheapest round-trip price found within the last 5 days was $167 on Frontier (Sep 11-Sep 14).
How far ahead should I book a flight from Cincinnati to Illinois?
To ensure you get the cheapest price possible for a flight from Cincinnati to Illinois, you should look to book at least 39 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 Cincinnati to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Cincinnati to Illinois. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Cincinnati to Illinois flight should consider departing on Tuesday 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.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated August 20, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from Cincinnati to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Cincinnati 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 Cincinnati 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.
Search flights from Cincinnati to Illinois by cabin class
Find flights from Cincinnati to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Cincinnati and Illinois flights
Browse other Cincinnati and Illinois flight options. Last updated on August 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Cincinnati to Illinois flights
Consider these flights traveling from Cincinnati to Illinois.
Top 3 airlines flying from Cincinnati to Illinois
Discover the top 3 airlines that operate flights from Cincinnati to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$315 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$177 | Average$293 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$183 | Average$347 | FlexibilityNo cancel fee | On-time69% |