$59+ Cheap flights from Ohio to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
CLE — ORD
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Find cheap flights from Ohio 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 Ohio to IllinoisExplore the most affordable flight options available from Ohio to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
Explore the most affordable flight options available from Ohio to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2026.
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:05 am -
1 stop11h 02m
Mon 12/76:11 pm -
1 stop26h 20m
Deal found 11/1![Frontier logo]()
$134
This Southwest deal was found by Cheapflights users on 11/1. 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.
Fri 12/115:35 pm -
1 stop6h 35m
Mon 12/147:35 am -
1 stop4h 30m
Deal found 11/1![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 11/2. 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 12/27:05 pm -
1 stop4h 40m
Wed 12/91:15 pm -
2 stops7h 30m
Deal found 11/2![Southwest logo]()
$142
This Orbitz deal was found by Cheapflights users on 11/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:05 am -
1 stop11h 02m
Mon 12/76:11 pm -
1 stop28h 17m
Deal found 11/3![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:51 pm -
1 stop10h 09m
Mon 12/77:59 am -
1 stop8h 27m
Deal found 11/2![Frontier logo]()
$143
This Travelocity deal was found by Cheapflights users on 11/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:05 am -
1 stop11h 02m
Sun 12/65:02 pm -
1 stop6h 54m
Deal found 11/1![Frontier logo]()
$150
This Travelocity deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1212:51 pm -
1 stop10h 09m
Sun 12/1310:29 pm -
1 stop12h 05m
Deal found 11/4![Frontier logo]()
$150
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:46 am -
1 stop11h 01m
Thu 11/269:09 am -
1 stop10h 00m
Deal found 11/2![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 10/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:34 pm -
1 stop10h 19m
Fri 11/275:40 am -
1 stop16h 55m
Deal found 10/31![Frontier logo]()
$153
This Southwest deal was found by Cheapflights users on 11/3. 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.
Wed 12/28:45 am -
Nonstop1h 25m
Mon 12/78:25 am -
Nonstop1h 15m
Deal found 11/3![Southwest logo]()
$154
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:10 am -
1 stop4h 27m
Mon 12/146:41 pm -
1 stop4h 18m
Deal found 11/4![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:46 am -
1 stop4h 13m
Mon 11/238:29 am -
1 stop3h 59m
Deal found 10/30![Delta logo]()
$157
Best flights from Ohio to IllinoisDiscover carefully curated flight deals from Ohio to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Discover carefully curated flight deals from Ohio to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
This Southwest deal was found by Cheapflights users on 11/1. 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.
Wed 12/166:05 pm -
1 stop4h 30m
Fri 12/1812:50 pm -
1 stop9h 10m
Deal found 11/1![Southwest logo]()
$142
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:10 am -
1 stop4h 36m
Mon 11/239:30 am -
1 stop2h 58m
Deal found 10/30![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 12/72:15 pm -
Nonstop1h 40m
Thu 12/109:00 am -
Nonstop1h 37m
Deal found 11/2![United Airlines logo]()
$207
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2611:48 am -
1 stop6h 21m
Sat 1/305:45 am -
1 stop4h 24m
Deal found 11/3![American Airlines logo]()
$265
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:10 am -
1 stop4h 27m
Mon 12/146:41 pm -
1 stop4h 18m
Deal found 11/4![Delta logo]()
$157
This Mytrip deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:54 pm -
3 stops22h 21m
Thu 12/35:24 pm -
2 stops25h 59m
Deal found 10/30![Multiple Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 11/3. 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 12/32:05 pm -
1 stop3h 12m
Mon 12/77:05 am -
1 stop5h 20m
Deal found 11/3![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 10/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2612:05 pm -
Nonstop1h 25m
Sun 2/287:35 am -
Nonstop1h 20m
Deal found 10/31![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 10/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/276:30 pm -
Nonstop1h 25m
Sun 2/283:20 pm -
1 stop6h 10m
Deal found 10/31![Southwest logo]()
$198
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/236:25 am -
1 stop4h 24m
Thu 12/317:00 am -
1 stop3h 32m
Deal found 10/30![Delta logo]()
$198
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:16 pm -
Nonstop1h 40m
Thu 12/39:25 pm -
Nonstop1h 27m
Deal found 10/30![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 11/2. 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.
Fri 1/14:00 pm -
1 stop5h 18m
Wed 1/67:00 am -
1 stop5h 28m
Deal found 11/2![Delta logo]()
$198
This Southwest deal was found by Cheapflights users on 11/3. 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.
Fri 12/118:10 pm -
1 stop3h 35m
Mon 12/141:50 pm -
Nonstop1h 20m
Deal found 11/3![Southwest logo]()
$235
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 1/114:15 pm -
Nonstop1h 45m
Tue 1/124:23 pm -
Nonstop1h 37m
Deal found 11/2![United Airlines logo]()
$277
This KAYAK deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:10 am -
1 stop5h 49m
Wed 12/25:02 pm -
1 stop5h 57m
Deal found 10/30![Delta logo]()
$212
This Southwest deal was found by Cheapflights users on 11/3. 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.
Thu 12/38:45 am -
Nonstop1h 25m
Mon 12/77:35 am -
1 stop4h 30m
Deal found 11/3![Southwest logo]()
$235
This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:00 am -
1 stop7h 44m
Mon 11/301:53 pm -
Nonstop1h 36m
Deal found 11/1![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/235:40 pm -
Nonstop1h 46m
Wed 1/277:20 am -
Nonstop1h 42m
Deal found 10/30![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 11/1. 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.
Fri 12/44:00 pm -
1 stop5h 15m
Sun 12/68:39 am -
1 stop3h 46m
Deal found 11/1![Delta logo]()
$218
This Southwest deal was found by Cheapflights users on 11/1. 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.
Mon 3/15:30 am -
2 stops8h 30m
Mon 3/812:55 pm -
Nonstop1h 10m
Deal found 11/1![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/192:12 pm -
Nonstop1h 37m
Wed 12/236:10 pm -
Nonstop1h 32m
Deal found 11/3![United Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/255:12 pm -
1 stop7h 47m
Tue 12/18:05 am -
1 stop7h 33m
Deal found 10/30![American Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1812:19 pm -
Nonstop1h 40m
Fri 12/259:22 pm -
Nonstop1h 37m
Deal found 10/30![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 11/3. 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.
Wed 12/98:40 am -
Nonstop1h 15m
Tue 12/156:10 pm -
Nonstop1h 20m
Deal found 11/3![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:54 pm -
1 stop5h 35m
Sun 12/139:15 am -
Nonstop1h 26m
Deal found 10/30![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:00 am -
Nonstop1h 44m
Mon 2/810:40 am -
Nonstop1h 33m
Deal found 10/30![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:30 pm -
Nonstop1h 10m
Wed 12/91:15 pm -
2 stops7h 55m
Deal found 10/30![Southwest logo]()
$272
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/85:53 pm -
Nonstop1h 44m
Sat 12/1212:29 pm -
Nonstop1h 33m
Deal found 11/3![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 10/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:25 am -
1 stop4h 12m
Tue 12/81:41 pm -
1 stop4h 38m
Deal found 10/31![Delta logo]()
$277
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:48 pm -
1 stop5h 48m
Wed 12/91:22 pm -
1 stop5h 54m
Deal found 11/3![American Airlines logo]()
$395
Last-minute flights from Ohio to IllinoisDiscover last-minute flight deals from Ohio to Illinois. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ohio to Illinois. Data last updated November 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:46 am -
1 stop4h 13m
Mon 11/238:29 am -
1 stop3h 59m
Deal found 10/30![Delta logo]()
$157
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:46 am -
1 stop11h 01m
Thu 11/269:09 am -
1 stop10h 00m
Deal found 11/2![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 10/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:34 pm -
1 stop10h 19m
Fri 11/275:40 am -
1 stop16h 55m
Deal found 10/31![Frontier logo]()
$153
This Southwest deal was found by Cheapflights users on 11/2. 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 12/27:05 pm -
1 stop4h 40m
Wed 12/91:15 pm -
2 stops7h 30m
Deal found 11/2![Southwest logo]()
$142
This Southwest deal was found by Cheapflights users on 11/3. 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.
Wed 12/28:45 am -
Nonstop1h 25m
Mon 12/78:25 am -
Nonstop1h 15m
Deal found 11/3![Southwest logo]()
$154
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:05 am -
1 stop11h 02m
Mon 12/76:11 pm -
1 stop26h 20m
Deal found 11/1![Frontier logo]()
$134
This Travelocity deal was found by Cheapflights users on 11/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:05 am -
1 stop11h 02m
Sun 12/65:02 pm -
1 stop6h 54m
Deal found 11/1![Frontier logo]()
$150
This Orbitz deal was found by Cheapflights users on 11/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:05 am -
1 stop11h 02m
Mon 12/76:11 pm -
1 stop28h 17m
Deal found 11/3![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:51 pm -
1 stop10h 09m
Mon 12/77:59 am -
1 stop8h 27m
Deal found 11/2![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 11/1. 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.
Fri 12/115:35 pm -
1 stop6h 35m
Mon 12/147:35 am -
1 stop4h 30m
Deal found 11/1![Southwest logo]()
$137
This Travelocity deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1212:51 pm -
1 stop10h 09m
Sun 12/1310:29 pm -
1 stop12h 05m
Deal found 11/4![Frontier logo]()
$150
This Delta deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/126:10 am -
1 stop4h 27m
Mon 12/146:41 pm -
1 stop4h 18m
Deal found 11/4![Delta logo]()
$157
One-way flights from Ohio to IllinoisSearch for one-way flight options from Ohio to Illinois. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Search for one-way flight options from Ohio to Illinois. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Southwest deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:55 am -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 12/125:56 pm -
Nonstop1h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![United Airlines logo]()
$59
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:19 pm -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$60
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:57 am -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$60
This Super.com deal was found by Cheapflights users on 11/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/212:41 pm -
1 stop10h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$64
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:00 am -
1 stop11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$65
This Frontier deal was found by Cheapflights users on 11/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:34 pm -
1 stop10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$65
This CheapOair deal was found by Cheapflights users on 10/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:31 pm -
1 stop23h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 11/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:54 pm -
1 stop5h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$66
This Priceline deal was found by Cheapflights users on 10/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:55 pm -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$68
This Priceline deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/159:13 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Frontier logo]()
$68
This Southwest deal was found by Cheapflights users on 11/2. 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.
Fri 12/118:10 pm -
1 stop3h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Southwest logo]()
$69
Find flight deals from Ohio to Illinois
Keep the following information in mind while searching for Ohio to Illinois flight deals. Data was last updated November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $134 (CheapOair) |
One-way from | $59 (Southwest) |
Popular in | January |
Cheapest in | May |
Average price | $260 |
Good round-trip deal | $245 or less |
Good one-way deal | $209 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ohio 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 November 4, 2026.
Use the filters below to find and compare flights from Ohio to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Tue 12/15
12:40 pm-4:15 pm
1 stop4h 35m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$69
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Fri 12/18
5:40 pm-11:15 pm
1 stop6h 35m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$69
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Tue 12/1
7:05 am-3:30 pm
1 stop9h 25m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$74
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Tue 11/24
6:40 am-2:45 pm
1 stop9h 05m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$74
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Fri 12/11
4:00 pm-6:01 pm
1 stop3h 01m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Wed 12/23
6:25 am-8:49 am
1 stop3h 24m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Thu 11/26
6:40 am-11:25 am
1 stop5h 45m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
ClevelandChicago
CLE Cleveland Hopkins Intl - MDW Chicago Midway
CLEMDW
Cleveland Hopkins Intl
Sat 12/12
6:10 am-9:37 am
1 stop4h 27m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
ClevelandChicago
CLE Cleveland Hopkins Intl - ORD Chicago O'Hare Intl
CLEORD
Cleveland Hopkins Intl
Wed 12/23
6:25 am-9:49 am
1 stop4h 24m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
ClevelandChicago
CLE Cleveland Hopkins Intl - ORD Chicago O'Hare Intl
CLEORD
Cleveland Hopkins Intl
Fri 11/20
10:46 am-1:59 pm
1 stop4h 13m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$79
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ohio to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Ohio with our price prediction graph.
CLE-MDW
CLE-ORD
CMH-MDW
CMH-ORD
DAY-ORD
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 Ohio to Illinois
USOH-USIL
CLE-MDW
CLE-ORD
CMH-MDW
CMH-ORD
What is the cheapest month to book a flight from Ohio to Illinois?
Currently, April is the cheapest month in which you can book a flight from Ohio to Illinois (average of $278). Flying from Ohio to Illinois in September is currently the most expensive (average of $356). 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 OH to IL?
Find hourly flight availability from Ohio 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 November 4, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 27% on flights from Ohio to Illinois by exploring options for tickets in the morning.
Weekly flight availability from Ohio to Illinois
Explore weekly flight availability from Ohio 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 November 4, 2026.
The most flights from USOH to USIL are scheduled on a Monday (61 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).
How much does it cost to fly round-trip from Ohio to Illinois?
Airfare is below average for this route at the moment.
Ohio to Illinois flights typically cost between $280 and $437 in December.The cheapest round-trip price found within the last 5 days was $143 on Frontier (Dec 5-Dec 7).
How far ahead should I book a flight from Ohio to Illinois?
The best time to book flights from Ohio to Illinois is 30 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Ohio to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Ohio to Illinois. Price data was last updated on October 31, 2026.
Travelers seeking maximum savings on their Ohio to Illinois flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated November 4, 2026.
Read through reviews of airlines operating flights from Ohio to Illinois, such as Southwest,Delta, andUnited Airlines. 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
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Ohio to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ohio to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ohio to Illinois by cabin class
Find flights from Ohio to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ohio and Illinois flights
Browse other Ohio and Illinois flight options. Last updated on November 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to Ohio after your stay in Illinois
Ohio to Illinois flights
Consider these flights traveling from Ohio to Illinois.
Top 4 airlines flying from Ohio to Illinois
Discover the top 4 airlines that operate flights from Ohio 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 November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$296 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$131 | Average$359 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$134 | Average$330 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$246 | Average$666 | FlexibilityNo cancel fee | On-timeN/A |