$40+ Cheap flights from Columbus 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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
CMH — ORD
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from Columbus to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Columbus to IllinoisExplore the most affordable flight options available from Columbus to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Columbus to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:51 pm
CMH
- STL
1 stop23h 28m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- STL
1 stop22h 30m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$135
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:30 pm
CMH
- MDW
Nonstop1h 20m
Southwest
Tue 4/216:20 pm
MDW
- CMH
Nonstop1h 15m
Southwest
Deal found 2/2![Southwest logo]()
$144
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
CMH
- ORD
Nonstop1h 48m
American Airlines
Thu 5/1411:45 am
ORD
- CMH
Nonstop1h 27m
American Airlines
Deal found 2/2![American Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:39 am
CMH
- ORD
2 stops24h 12m
Multiple Airlines
Tue 3/106:36 pm
ORD
- CMH
1 stop15h 08m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:37 pm
CMH
- ORD
1 stop21h 15m
Frontier
Tue 3/104:18 pm
ORD
- CMH
1 stop17h 26m
Frontier
Deal found 2/1![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2010:54 am
CMH
- MDW
1 stop12h 31m
Frontier
Sun 2/229:04 pm
MDW
- CMH
1 stop12h 30m
Frontier
Deal found 2/2![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/152:51 pm
CMH
- ORD
1 stop8h 48m
Multiple Airlines
Tue 3/176:36 pm
ORD
- CMH
1 stop14h 05m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/912:03 pm
CMH
- ORD
1 stop11h 43m
Frontier
Sun 2/225:05 am
ORD
- CMH
1 stop28h 29m
Frontier
Deal found 2/1![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/912:03 pm
CMH
- ORD
1 stop11h 43m
Frontier
Sat 2/214:42 pm
ORD
- CMH
1 stop16h 50m
Frontier
Deal found 2/1![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/211:19 am
CMH
- ORD
1 stop24h 32m
Frontier
Mon 3/99:05 pm
ORD
- CMH
2 stops13h 37m
Frontier
Deal found 1/31![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/912:03 pm
CMH
- ORD
1 stop11h 43m
Multiple Airlines
Tue 2/248:16 pm
ORD
- CMH
1 stop13h 28m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$157
Best flights from Columbus to IllinoisDiscover carefully curated flight deals from Columbus to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Columbus to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:51 pm
CMH
- STL
1 stop23h 28m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$134
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:00 pm
CMH
- MDW
1 stop6h 20m
Southwest
Tue 4/218:00 am
MDW
- CMH
Nonstop1h 15m
Southwest
Deal found 2/2![Southwest logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1511:17 am
CMH
- STL
1 stop20h 34m
Multiple Airlines
Mon 2/168:22 pm
STL
- CMH
2 stops26h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:35 am
CMH
- ORD
1 stop6h 00m
Delta
Thu 4/99:50 am
ORD
- CMH
1 stop6h 17m
Delta
Deal found 2/2![Delta logo]()
$191
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:39 am
CMH
- ORD
1 stop10h 34m
Spirit Airlines
Mon 3/166:10 pm
ORD
- CMH
1 stop14h 31m
Spirit Airlines
Deal found 2/3![Spirit Airlines logo]()
$215
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:05 pm
CMH
- MDW
1 stop5h 40m
Southwest
Thu 5/146:05 am
MDW
- CMH
1 stop6h 00m
Southwest
Deal found 2/2![Southwest logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1310:54 am
CMH
- STL
1 stop20h 57m
Frontier
Sat 2/148:17 pm
STL
- CMH
1 stop13h 15m
Frontier
Deal found 2/2![Frontier logo]()
$169
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:59 pm
CMH
- ORD
1 stop5h 50m
Delta
Mon 5/112:59 pm
ORD
- CMH
1 stop7h 22m
Delta
Deal found 2/2![Delta logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:53 pm
CMH
- STL
1 stop28h 34m
Frontier
Fri 2/278:22 pm
STL
- CMH
2 stops12h 43m
Frontier
Deal found 2/1![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:45 am
CMH
- MDW
2 stops15h 02m
Multiple Airlines
Mon 3/169:51 pm
MDW
- CMH
1 stop9h 39m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$201
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:05 am
CMH
- ORD
1 stop5h 40m
Delta
Sat 4/259:48 am
ORD
- CMH
1 stop5h 10m
Delta
Deal found 2/3![Delta logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- STL
1 stop22h 30m
Frontier
Wed 3/258:12 pm
STL
- CMH
2 stops16h 44m
Frontier
Deal found 2/3![Frontier logo]()
$185
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 pm
CMH
- MDW
Nonstop1h 15m
Southwest
Tue 4/216:20 pm
MDW
- CMH
Nonstop1h 15m
Southwest
Deal found 2/2![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:06 am
CMH
- ORD
2 stops7h 39m
Delta
Mon 4/271:36 pm
ORD
- CMH
2 stops10h 07m
Delta
Deal found 2/3![Delta logo]()
$202
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/248:50 am
CMH
- MDW
1 stop6h 30m
Southwest
Wed 2/257:55 pm
MDW
- CMH
Nonstop1h 10m
Southwest
Deal found 2/2![Southwest logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:51 pm
CMH
- STL
1 stop23h 28m
Multiple Airlines
Thu 3/268:02 am
STL
- CMH
1 stop14h 17m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/124:49 pm
CMH
- ORD
1 stop6h 39m
Delta
Thu 5/148:10 am
ORD
- CMH
1 stop6h 42m
Delta
Deal found 2/2![Delta logo]()
$228
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/148:20 pm
CMH
- MDW
Nonstop1h 20m
Southwest
Mon 3/167:45 am
MDW
- CMH
Nonstop1h 10m
Southwest
Deal found 2/3![Southwest logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:05 am
CMH
- STL
1 stop18h 14m
Multiple Airlines
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:15 am
CMH
- MDW
1 stop3h 38m
Delta
Sat 4/41:10 pm
MDW
- CMH
1 stop2h 57m
Delta
Deal found 2/3![Delta logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:33 pm
CMH
- STL
1 stop15h 16m
Frontier
Tue 3/244:51 pm
STL
- CMH
1 stop16h 53m
Frontier
Deal found 2/3![Frontier logo]()
$259
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:15 am
CMH
- ORD
1 stop3h 55m
Delta
Sat 4/42:05 pm
ORD
- CMH
1 stop5h 56m
Delta
Deal found 2/3![Delta logo]()
$234
This Southwest deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/117:35 am
CMH
- STL
Nonstop1h 30m
Southwest
Sun 4/125:35 am
STL
- CMH
1 stop3h 20m
Southwest
Deal found 2/3![Southwest logo]()
$272
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:35 am
CMH
- ORD
2 stops7h 42m
Delta
Tue 4/148:52 am
ORD
- CMH
2 stops8h 37m
Delta
Deal found 2/3![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:25 pm
CMH
- STL
Nonstop1h 30m
Southwest
Sun 4/195:35 am
STL
- CMH
1 stop3h 20m
Southwest
Deal found 2/1![Southwest logo]()
$272
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:35 am
CMH
- MDW
2 stops6h 54m
Delta
Thu 4/91:10 pm
MDW
- CMH
1 stop2h 57m
Delta
Deal found 2/2![Delta logo]()
$250
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:10 am
CMH
- MDW
1 stop7h 12m
Delta
Sat 3/149:35 am
MDW
- CMH
1 stop2h 55m
Delta
Deal found 2/3![Delta logo]()
$251
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:25 am
CMH
- STL
1 stop4h 17m
Delta
Sun 4/196:48 am
STL
- CMH
1 stop5h 40m
Delta
Deal found 2/1![Delta logo]()
$260
Last-minute flights from Columbus to IllinoisDiscover last-minute flight deals from Columbus to Illinois. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Columbus to Illinois. Data last updated February 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1310:54 am
CMH
- STL
1 stop20h 57m
Frontier
Sat 2/148:17 pm
STL
- CMH
1 stop13h 15m
Frontier
Deal found 2/2![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1511:17 am
CMH
- STL
1 stop20h 34m
Multiple Airlines
Mon 2/168:22 pm
STL
- CMH
2 stops26h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2010:54 am
CMH
- MDW
1 stop12h 31m
Frontier
Sun 2/229:04 pm
MDW
- CMH
1 stop12h 30m
Frontier
Deal found 2/2![Frontier logo]()
$152
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:30 am
CMH
- ORD
Nonstop1h 42m
American Airlines
Sat 2/288:59 pm
ORD
- CMH
Nonstop1h 29m
American Airlines
Deal found 2/2![American Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/111:17 am
CMH
- STL
1 stop20h 34m
Multiple Airlines
Wed 3/48:17 pm
STL
- CMH
2 stops26h 36m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/82:51 pm
CMH
- STL
1 stop23h 28m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- STL
1 stop22h 30m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- ORD
1 stop6h 34m
Multiple Airlines
Tue 3/174:36 pm
ORD
- CMH
2 stops17h 08m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- STL
1 stop22h 30m
Multiple Airlines
Tue 3/2411:27 am
STL
- CMH
2 stops34h 22m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:45 am
CMH
- STL
1 stop12h 34m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:33 pm
CMH
- STL
1 stop15h 16m
Frontier
Mon 3/2312:16 pm
STL
- CMH
1 stop22h 26m
Frontier
Deal found 2/3![Frontier logo]()
$170
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:40 pm
CMH
- ORD
Nonstop1h 42m
United Airlines
Sat 3/2110:57 am
ORD
- CMH
Nonstop1h 25m
United Airlines
Deal found 2/1![United Airlines logo]()
$174
One-way flights from Columbus to IllinoisSearch for one-way flight options from Columbus to Illinois. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Columbus to Illinois. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/218:20 pm
CMH
- MDW
Nonstop1h 20m
Southwest
Deal found 2/2![Southwest logo]()
$40
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/182:52 pm
CMH
- ORD
Nonstop1h 37m
American Airlines
Deal found 2/2![American Airlines logo]()
$46
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:40 am
CMH
- MDW
1 stop6h 05m
Southwest
Deal found 2/2![Southwest logo]()
$50
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:00 pm
CMH
- ORD
1 stop4h 30m
Southwest
Deal found 2/2![Southwest logo]()
$50
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/212:00 pm
CMH
- MDW
2 stops6h 10m
Southwest
Deal found 2/2![Southwest logo]()
$55
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:25 am
CMH
- ORD
1 stop10h 05m
Southwest
Deal found 2/2![Southwest logo]()
$55
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:10 pm
CMH
- MDW
Nonstop1h 20m
Southwest
Deal found 2/2![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:00 am
CMH
- ORD
Nonstop1h 32m
United Airlines
Deal found 2/2![United Airlines logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/211:19 am
CMH
- ORD
1 stop24h 32m
Frontier
Deal found 2/2![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:07 pm
CMH
- ORD
1 stop6h 34m
Frontier
Deal found 2/3![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:37 pm
CMH
- ORD
1 stop21h 15m
Frontier
Deal found 2/3![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2010:54 am
CMH
- MDW
1 stop7h 59m
Frontier
Deal found 2/3![Frontier logo]()
$66
Find flight deals from Columbus to Illinois
Keep the following information in mind while searching for Columbus to Illinois flight deals. Data was last updated February 3, 2026.
Round-trip from | $134 (Kiwi.com) |
|---|---|
One-way from | $40 (Southwest) |
Popular in | March |
Cheapest in | August |
Average price | $298 |
Cheapflights Fare Finder
Customize your flight search to find flights from Columbus 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 February 3, 2026.
Use the filters below to find and compare flights from Columbus to Illinois that are best for you.
Fly from
Columbus
Fly to
Illinois
Route
Depart
Return
Price
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Sun 3/8
2:51 pm-1:19 pm
1 stop23h 28m
Lambert-St Louis
Mon 3/23
12:16 pm-11:42 am
1 stop22h 26m
$134
ColumbusChicago
CMH - MDW
CMHMDW
Columbus
Mon 4/20
5:00 pm-10:20 pm
1 stop6h 20m
Chicago Midway
Tue 4/21
8:00 am-10:15 am
Nonstop1h 15m
$154
ColumbusChicago
CMH - MDW
CMHMDW
Columbus
Tue 5/12
12:05 pm-4:45 pm
1 stop5h 40m
Chicago Midway
Thu 5/14
6:05 am-1:05 pm
1 stop6h 00m
$164
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Sun 2/15
11:17 am-6:51 am
1 stop20h 34m
Lambert-St Louis
Mon 2/16
8:22 pm-11:32 pm
2 stops26h 10m
$167
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Fri 2/13
10:54 am-6:51 am
1 stop20h 57m
Lambert-St Louis
Sat 2/14
8:17 pm-10:32 am
1 stop13h 15m
$169
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Mon 2/23
6:53 pm-10:27 pm
1 stop28h 34m
Lambert-St Louis
Fri 2/27
8:22 pm-10:05 am
2 stops12h 43m
$180
ColumbusSt. Louis
CMH - STL
CMHSTL
Columbus
Tue 3/10
1:07 pm-10:37 am
1 stop22h 30m
Lambert-St Louis
Wed 3/25
8:12 pm-1:56 pm
2 stops16h 44m
$185
ColumbusChicago
CMH - ORD
CMHORD
Columbus
Tue 4/7
6:35 am-11:35 am
1 stop6h 00m
Chicago O'Hare Intl
Thu 4/9
9:50 am-5:07 pm
1 stop6h 17m
$191
ColumbusChicago
CMH - ORD
CMHORD
Columbus
Sat 5/9
4:59 pm-9:49 pm
1 stop5h 50m
Chicago O'Hare Intl
Mon 5/11
2:59 pm-11:21 pm
1 stop7h 22m
$191
ColumbusChicago
CMH - ORD
CMHORD
Columbus
Thu 4/23
8:05 am-12:45 pm
1 stop5h 40m
Chicago O'Hare Intl
Sat 4/25
9:48 am-3:58 pm
1 stop5h 10m
$191
Showing 1-10 of 56 results
Best time to book a flight from Columbus to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Columbus with our price prediction graph.
CMH-ORD
CMH-MDW
CMH-STL
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 Columbus to Illinois
C01-USIL
CMH-ORD
CMH-MDW
CMH-STL
What is the cheapest month to book a flight from Columbus to Illinois?
Currently, August is the cheapest month in which you can book a flight from Columbus to Illinois (average of $106). Flying from Columbus to Illinois in April is currently the most expensive (average of $184). 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 CMH to IL?
Find hourly flight availability from Columbus 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 February 3, 2026.
It’s typically best to fly out from Columbus to Illinois in the morning. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from Columbus to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Columbus to Illinois. Price data was last updated on January 31, 2026.
Travelers seeking maximum savings on their Columbus to Illinois flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Columbus to Illinois
Explore weekly flight availability from Columbus 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 February 3, 2026.
The most flights from C01 to USIL are scheduled on a Monday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).
How much does it cost to fly round-trip from Columbus to Illinois?
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 February 3, 2026.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Columbus 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
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Overall
8.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Columbus 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 Columbus to Illinois
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Complete your trip
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Search flights from Columbus to Illinois by cabin class
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Columbus and Illinois flights
Browse other Columbus and Illinois flight options. Last updated on February 3, 2026.
Popular flight searches
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Columbus to Illinois flights
Consider these flights traveling from Columbus to Illinois.
Top 5 airlines flying from Columbus to Illinois
Discover the top 5 airlines that operate flights from Columbus 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$231 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$143 | Average$215 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$330 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$155 | Average$294 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$164 | Average$322 | FlexibilityNo cancel fee | On-time69% |