$86+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
CVG — ORD
Jul 22 — Jul 291
Round-trip
1 adult, Economy
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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 June 22, 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 June 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Mon 8/104:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Deal found 6/21![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Sun 7/196:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/19![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/912:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Sun 7/126:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/17![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Fri 7/1712:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Tue 7/216:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/18![Frontier logo]()
$166
This American Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 10/298:42 am
CVG
- ORD
Nonstop1h 28m
American Airlines
Sat 11/712:30 pm
ORD
- CVG
Nonstop1h 20m
American Airlines
Deal found 6/21![American Airlines logo]()
$181
This Southwest deal was found by Cheapflights users on 6/18. 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.
Wed 7/227:00 am
CVG
- MDW
2 stops7h 35m
Southwest
Wed 7/295:30 pm
MDW
- CVG
1 stop4h 40m
Southwest
Deal found 6/18![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 6/19. 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 8/84:55 pm
CVG
- MDW
Nonstop1h 10m
Southwest
Mon 8/103:20 pm
MDW
- CVG
1 stop5h 15m
Southwest
Deal found 6/19![Southwest logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/172:30 pm
CVG
- ORD
1 stop23h 30m
Multiple Airlines
Thu 8/208:05 am
ORD
- CVG
1 stop12h 27m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$186
This Trip.com deal was found by Cheapflights users on 6/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Tue 8/114:09 pm
STL
- CVG
1 stop6h 37m
Frontier
Deal found 6/20![Frontier logo]()
$187
This Southwest deal was found by Cheapflights users on 6/19. 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.
Mon 8/108:10 am
CVG
- MDW
Nonstop1h 05m
Southwest
Tue 8/111:00 pm
MDW
- CVG
2 stops6h 50m
Southwest
Deal found 6/19![Southwest logo]()
$191
This American Airlines deal was found by Cheapflights users on 6/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
CVG
- ORD
Nonstop1h 36m
American Airlines
Mon 8/1010:00 pm
ORD
- CVG
Nonstop1h 27m
American Airlines
Deal found 6/19![American Airlines logo]()
$194
This Southwest deal was found by Cheapflights users on 6/18. 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.
Thu 8/68:10 am
CVG
- MDW
Nonstop1h 05m
Southwest
Mon 8/108:05 am
MDW
- CVG
Nonstop1h 20m
Southwest
Deal found 6/18![Southwest logo]()
$195
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 June 22, 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 June 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:54 pm
CVG
- STL
1 stop5h 28m
Frontier
Mon 9/76:17 pm
STL
- CVG
1 stop16h 04m
Frontier
Deal found 6/20![Frontier logo]()
$164
This Southwest deal was found by Cheapflights users on 6/17. 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 8/138:10 am
CVG
- MDW
Nonstop1h 05m
Southwest
Sat 8/153:25 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Deal found 6/17![Southwest logo]()
$195
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/64:10 pm
CVG
- ORD
1 stop5h 20m
Delta
Mon 8/105:20 pm
ORD
- CVG
1 stop4h 20m
Delta
Deal found 6/18![Delta logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:30 pm
CVG
- RFD
1 stop21h 07m
Multiple Airlines
Sun 7/1911:27 am
RFD
- CVG
2 stops23h 21m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:17 pm
CVG
- RFD
1 stop11h 32m
Allegiant Air
Sun 8/1610:32 am
RFD
- CVG
1 stop11h 18m
Allegiant Air
Deal found 6/19![Allegiant Air logo]()
$272
This United Airlines deal was found by Cheapflights users on 6/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:15 pm
CVG
- ORD
Nonstop1h 37m
United Airlines
Sun 8/238:45 am
ORD
- CVG
1 stop4h 25m
United Airlines
Deal found 6/20![United Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Fri 7/1712:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Tue 7/216:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/18![Frontier logo]()
$166
This American Airlines deal was found by Cheapflights users on 6/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:01 am
CVG
- MLI
1 stop5h 40m
American Airlines
Sat 6/2711:11 am
MLI
- CVG
1 stop3h 44m
American Airlines
Deal found 6/19![American Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 6/18. 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.
Thu 8/67:05 am
CVG
- MDW
1 stop4h 55m
Southwest
Mon 8/106:10 pm
MDW
- CVG
Nonstop1h 15m
Southwest
Deal found 6/18![Southwest logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/1012:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Mon 7/134:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Deal found 6/21![Frontier logo]()
$198
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/274:10 pm
CVG
- MDW
1 stop3h 23m
Delta
Fri 8/281:25 pm
MDW
- CVG
1 stop3h 39m
Delta
Deal found 6/21![Delta logo]()
$268
This Southwest deal was found by Cheapflights users on 6/19. 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.
Wed 10/146:00 am
CVG
- MDW
2 stops9h 30m
Southwest
Fri 10/167:45 am
MDW
- CVG
Nonstop1h 10m
Southwest
Deal found 6/19![Southwest logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 9/1412:25 pm
CVG
- STL
1 stop7h 50m
Frontier
Wed 9/1610:35 am
STL
- CVG
1 stop24h 08m
Frontier
Deal found 6/17![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:52 pm
CVG
- EVV
1 stop20h 44m
Allegiant Air
Thu 7/98:16 pm
EVV
- CVG
1 stop22h 52m
Allegiant Air
Deal found 6/20![Allegiant Air logo]()
$288
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:17 am
CVG
- ORD
Nonstop1h 36m
United Airlines
Thu 7/308:40 am
ORD
- CVG
1 stop4h 33m
United Airlines
Deal found 6/18![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 6/19. 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.
Mon 8/102:10 pm
CVG
- MDW
2 stops6h 25m
Southwest
Tue 8/111:00 pm
MDW
- CVG
2 stops6h 50m
Southwest
Deal found 6/19![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/46:10 am
CVG
- STL
1 stop4h 27m
Delta
Tue 8/42:10 pm
STL
- CVG
1 stop4h 44m
Delta
Deal found 6/21![Delta logo]()
$273
This Frontier deal was found by Cheapflights users on 6/17. 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.
Tue 7/1412:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Fri 7/174:09 pm
STL
- CVG
1 stop6h 37m
Frontier
Deal found 6/17![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:52 pm
CVG
- EVV
1 stop20h 44m
Multiple Airlines
Thu 7/98:16 pm
EVV
- CVG
2 stops22h 26m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:12 pm
CVG
- ORD
Nonstop1h 38m
United Airlines
Sun 7/266:56 am
ORD
- CVG
Nonstop1h 32m
United Airlines
Deal found 6/18![United Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Sat 7/117:15 pm
CVG
- RFD
1 stop16h 22m
Allegiant Air
Mon 7/137:50 pm
RFD
- CVG
1 stop18h 03m
Allegiant Air
Deal found 6/17![Allegiant Air logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Tue 7/289:30 pm
CVG
- RFD
1 stop12h 43m
Multiple Airlines
Thu 7/3010:20 am
RFD
- CVG
1 stop11h 07m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/238:25 pm
CVG
- MDW
Nonstop1h 10m
Southwest
Mon 7/277:05 pm
MDW
- CVG
Nonstop1h 15m
Southwest
Deal found 6/21![Southwest logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Wed 7/152:30 pm
CVG
- RFD
1 stop21h 07m
Multiple Airlines
Wed 7/2210:03 am
RFD
- CVG
1 stop10h 43m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 6/19. 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 7/145:35 am
CVG
- MDW
1 stop6h 25m
Southwest
Thu 7/168:10 am
MDW
- CVG
2 stops7h 45m
Southwest
Deal found 6/19![Southwest logo]()
$279
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:00 am
CVG
- ORD
1 stop4h 36m
United Airlines
Mon 7/277:50 pm
ORD
- CVG
Nonstop1h 36m
United Airlines
Deal found 6/21![United Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 6/19. 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.
Sat 8/2211:50 am
CVG
- ORD
1 stop5h 27m
Delta
Sun 8/236:00 am
ORD
- CVG
2 stops6h 42m
Delta
Deal found 6/19![Delta logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/218:45 am
CVG
- RFD
1 stop8h 38m
Multiple Airlines
Sun 8/239:35 pm
RFD
- CVG
1 stop21h 40m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/236:29 pm
CVG
- RFD
1 stop25h 31m
Allegiant Air
Mon 7/277:50 pm
RFD
- CVG
1 stop18h 03m
Allegiant Air
Deal found 6/21![Allegiant Air logo]()
$375
This Southwest deal was found by Cheapflights users on 6/17. 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.
Mon 9/146:00 am
CVG
- STL
1 stop6h 35m
Southwest
Wed 9/1612:50 pm
STL
- CVG
2 stops7h 55m
Southwest
Deal found 6/17![Southwest logo]()
$286
Last-minute flights from Cincinnati to IllinoisDiscover last-minute flight deals from Cincinnati to Illinois. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from Cincinnati to Illinois. Data last updated June 22, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/912:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Sun 7/126:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/17![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/1012:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Mon 7/134:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Deal found 6/21![Frontier logo]()
$198
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:08 am
CVG
- ORD
Nonstop1h 37m
United Airlines
Tue 7/146:00 pm
ORD
- CVG
Nonstop1h 33m
United Airlines
Deal found 6/18![United Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/156:12 pm
CVG
- ORD
Nonstop1h 38m
United Airlines
Fri 7/176:56 am
ORD
- CVG
Nonstop1h 32m
United Airlines
Deal found 6/17![United Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Sun 7/196:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/19![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 6/18. 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.
Fri 7/1712:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Tue 7/216:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/18![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/209:30 pm
CVG
- STL
1 stop21h 35m
Frontier
Thu 7/236:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Deal found 6/19![Frontier logo]()
$222
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:00 am
CVG
- ORD
Nonstop1h 34m
United Airlines
Thu 7/239:20 pm
ORD
- CVG
Nonstop1h 32m
United Airlines
Deal found 6/18![United Airlines logo]()
$215
This Southwest deal was found by Cheapflights users on 6/18. 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.
Wed 7/227:00 am
CVG
- MDW
2 stops7h 35m
Southwest
Wed 7/295:30 pm
MDW
- CVG
1 stop4h 40m
Southwest
Deal found 6/18![Southwest logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Mon 7/274:57 pm
STL
- CVG
2 stops19h 54m
Frontier
Deal found 6/19![Frontier logo]()
$217
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:10 pm
CVG
- MDW
Nonstop1h 10m
Southwest
Mon 7/277:05 pm
MDW
- CVG
Nonstop1h 15m
Southwest
Deal found 6/20![Southwest logo]()
$215
This Kissandfly.com deal was found by Cheapflights users on 6/18. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2712:53 pm
CVG
- ORD
1 stop8h 00m
Frontier
Tue 7/289:20 pm
ORD
- CVG
Nonstop1h 32m
Frontier
Deal found 6/18![Frontier logo]()
$214
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 June 22, 2026.
Search for one-way flight options from Cincinnati to Illinois. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/1912:18 pm
CVG
- STL
1 stop21h 39m
Frontier
Deal found 6/21![Frontier logo]()
$86
This Southwest deal was found by Cheapflights users on 6/18. 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 7/145:35 am
CVG
- MDW
1 stop6h 25m
Southwest
Deal found 6/18![Southwest logo]()
$89
This Delta deal was found by Cheapflights users on 6/17. 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.
Tue 7/144:00 pm
CVG
- ORD
1 stop5h 31m
Delta
Deal found 6/17![Delta logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:30 pm
CVG
- ORD
1 stop23h 30m
Frontier
Deal found 6/19![Frontier logo]()
$92
This Southwest deal was found by Cheapflights users on 6/18. 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.
Wed 7/227:00 am
CVG
- MDW
2 stops7h 35m
Southwest
Deal found 6/18![Southwest logo]()
$94
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/108:10 am
CVG
- MDW
Nonstop1h 05m
Southwest
Deal found 6/21![Southwest logo]()
$98
This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
CVG
- ORD
Nonstop1h 36m
American Airlines
Deal found 6/18![American Airlines logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Sat 8/1511:12 am
CVG
- MDW
1 stop22h 12m
Allegiant Air
Deal found 6/17![Allegiant Air logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:48 pm
CVG
- MDW
1 stop23h 10m
Frontier
Deal found 6/20![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:48 pm
CVG
- ORD
1 stop7h 56m
Frontier
Deal found 6/19![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 9/1412:48 pm
CVG
- MDW
1 stop23h 10m
Frontier
Deal found 6/17![Frontier logo]()
$105
This Priceline deal was found by Cheapflights users on 6/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:51 pm
CVG
- ORD
1 stop7h 33m
Frontier
Deal found 6/19![Frontier logo]()
$105
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 June 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Kiwi.com) |
One-way from | $86 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $318 |
Good round-trip deal | $362 or less |
Good one-way deal | $217 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 2,558,603 searches. Data last updated June 22, 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 - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 9/4
12:54 pm-5:22 pm
1 stop5h 28m
Lambert-St Louis
Mon 9/7
6:17 pm-11:21 am
1 stop16h 04m
$164
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 7/17
12:53 pm-8:57 am
1 stop21h 04m
Lambert-St Louis
Tue 7/21
6:34 pm-11:48 am
1 stop16h 14m
$166
Quickest round-trip
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
Thu 8/13
8:10 am-8:15 am
Nonstop1h 05m
Chicago Midway
Sat 8/15
3:25 pm-5:35 pm
Nonstop1h 10m
$195
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Fri 7/10
12:53 pm-8:57 am
1 stop21h 04m
Lambert-St Louis
Mon 7/13
4:57 pm-11:13 am
1 stop17h 16m
$198
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
Thu 8/6
7:05 am-11:00 am
1 stop4h 55m
Chicago Midway
Mon 8/10
6:10 pm-8:25 pm
Nonstop1h 15m
$205
CincinnatiChicago
CVG - ORD
CVGORD
Cincinnati Cinci./N. Kentucky
Thu 8/6
4:10 pm-8:30 pm
1 stop5h 20m
Chicago O'Hare Intl
Mon 8/10
5:20 pm-10:40 pm
1 stop4h 20m
$215
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Mon 9/14
12:25 pm-7:15 pm
1 stop7h 50m
Lambert-St Louis
Wed 9/16
10:35 am-11:43 am
1 stop24h 08m
$222
CincinnatiSt. Louis
CVG - STL
CVGSTL
Cincinnati Cinci./N. Kentucky
Tue 7/14
12:18 pm-5:37 pm
1 stop6h 19m
Lambert-St Louis
Fri 7/17
4:09 pm-11:46 pm
1 stop6h 37m
$236
CincinnatiChicago
CVG - RFD
CVGRFD
Cincinnati Cinci./N. Kentucky
Wed 7/15
2:30 pm-10:37 am
1 stop21h 07m
Chicago Greater Rockford
Sun 7/19
11:27 am-11:48 am
2 stops23h 21m
$243
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
Wed 10/14
6:00 am-2:30 pm
2 stops9h 30m
Chicago Midway
Fri 10/16
7:45 am-9:55 am
Nonstop1h 10m
$244
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
CVG-MLI
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, August is the cheapest month in which you can book a flight from Cincinnati to Illinois (average of $98). Flying from Cincinnati to Illinois in December is currently the most expensive (average of $167). 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 June 22, 2026.
It’s optimal to fly from Cincinnati to Illinois in the morning. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the afternoon.
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 June 22, 2026.
The most flights from CVG to USIL are scheduled on a Sunday (73 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (49 on average).
How much does it cost to fly round-trip from Cincinnati to Illinois?
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 82 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 June 20, 2026.
Travelers seeking maximum savings on their Cincinnati to Illinois flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday 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 June 22, 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.
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Overall
7.9
Food
7.0
Crew
8.6
Comfort
8.0
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 June 22, 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 2,558,603 searches. Data last updated June 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$276 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$180 | Average$334 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$301 | FlexibilityNo cancel fee | On-time63% |