$49+ Cheap flights from Indiana 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ORD
4월 16 — 4월 231
Round-trip
1 adult, Economy
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Cheapest flights from Indiana to IllinoisExplore the most affordable flight options available from Indiana to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3월 17, 2026.
Explore the most affordable flight options available from Indiana to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3월 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
일 4/1912:12 pm
IND
- ORD
1 stop23h 11m
Multiple Airlines
수 4/226:08 pm
ORD
- IND
1 stop16h 24m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$143
This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 4/149:40 am
IND
- ORD
Nonstop1h 20m
American Airlines
화 4/217:08 pm
ORD
- IND
Nonstop1h 16m
American Airlines
Deal found 3/17![American Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/1612:17 pm
IND
- ORD
1 stop11h 22m
Multiple Airlines
일 4/1911:28 am
ORD
- IND
1 stop22h 06m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$164
This Southwest deal was found by Cheapflights users on 3/17. 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.
화 4/141:25 pm
IND
- ORD
1 stop6h 00m
Southwest
화 4/212:40 pm
ORD
- IND
1 stop5h 25m
Southwest
Deal found 3/17![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 3/17. 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.
수 4/223:00 pm
CVG
- ORD
1 stop4h 35m
Delta
화 4/285:15 am
ORD
- CVG
1 stop5h 00m
Delta
Deal found 3/17![Delta logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
목 4/1612:17 pm
IND
- ORD
1 stop11h 22m
Frontier
목 4/234:28 pm
ORD
- IND
1 stop17h 04m
Frontier
Deal found 3/17![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/1612:17 pm
IND
- MDW
1 stop8h 14m
Frontier
일 4/196:00 am
MDW
- IND
1 stop27h 34m
Frontier
Deal found 3/15![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
금 4/247:46 pm
CVG
- ORD
1 stop16h 47m
Multiple Airlines
월 4/2711:28 am
ORD
- CVG
1 stop6h 08m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
월 5/117:43 pm
IND
- ORD
Nonstop1h 27m
American Airlines
수 6/106:54 am
ORD
- IND
Nonstop1h 20m
American Airlines
Deal found 3/12![American Airlines logo]()
$179
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
월 4/208:20 pm
CVG
- MDW
Nonstop1h 10m
Southwest
수 4/227:50 am
MDW
- CVG
2 stops8h 15m
Southwest
Deal found 3/12![Southwest logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
일 4/266:53 pm
CVG
- ORD
1 stop28h 46m
Frontier
토 5/25:50 am
ORD
- CVG
1 stop11h 46m
Frontier
Deal found 3/17![Frontier logo]()
$179
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
금 4/102:26 pm
CVG
- STL
1 stop18h 25m
Frontier
금 4/178:39 am
STL
- CVG
1 stop9h 44m
Frontier
Deal found 3/12![Frontier logo]()
$180
Best flights from Indiana to IllinoisDiscover carefully curated flight deals from Indiana to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3월 17, 2026.
Discover carefully curated flight deals from Indiana to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 3월 17, 2026.
This Southwest deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
수 5/67:35 pm
CVG
- MDW
Nonstop1h 15m
Southwest
목 5/77:00 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Deal found 3/13![Southwest logo]()
$191
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
토 5/236:00 pm
CVG
- ORD
1 stop3h 14m
Delta
월 6/17:07 am
ORD
- CVG
1 stop4h 46m
Delta
Deal found 3/12![Delta logo]()
$211
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
목 5/76:25 am
DAY
- ORD
Nonstop1h 38m
United Airlines
토 5/92:40 pm
ORD
- DAY
Nonstop1h 28m
United Airlines
Deal found 3/12![United Airlines logo]()
$219
This Priceline deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
토 4/184:26 pm
CVG
- STL
1 stop7h 53m
Frontier
일 4/1911:16 am
STL
- CVG
1 stop5h 32m
Frontier
Deal found 3/12![Frontier logo]()
$255
This American Airlines deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 4/245:00 am
CVG
- STL
1 stop4h 24m
American Airlines
월 4/272:33 pm
STL
- CVG
1 stop6h 11m
American Airlines
Deal found 3/16![American Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/308:20 pm
CVG
- MDW
Nonstop1h 10m
Southwest
목 5/77:00 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Deal found 3/16![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
토 4/1112:50 pm
CVG
- ORD
1 stop3h 40m
Southwest
토 4/181:55 pm
ORD
- CVG
1 stop5h 50m
Southwest
Deal found 3/12![Southwest logo]()
$191
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
일 4/269:15 pm
DAY
- ORD
Nonstop1h 32m
United Airlines
토 5/22:40 pm
ORD
- DAY
Nonstop1h 28m
United Airlines
Deal found 3/13![United Airlines logo]()
$219
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/308:14 am
CVG
- ORD
1 stop5h 31m
Delta
목 5/75:30 am
ORD
- CVG
1 stop4h 17m
Delta
Deal found 3/16![Delta logo]()
$231
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
목 6/46:05 pm
DAY
- ORD
Nonstop1h 36m
United Airlines
일 6/72:44 pm
ORD
- DAY
Nonstop1h 30m
United Airlines
Deal found 3/12![United Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
목 5/146:50 pm
CVG
- MDW
1 stop5h 40m
Southwest
토 5/166:10 am
MDW
- CVG
1 stop5h 00m
Southwest
Deal found 3/14![Southwest logo]()
$211
This KAYAK deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
화 4/1410:00 am
CVG
- MDW
2 stops8h 58m
Delta
목 4/169:27 am
MDW
- CVG
1 stop3h 49m
Delta
Deal found 3/12![Delta logo]()
$238
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
금 7/107:45 pm
DAY
- ORD
Nonstop1h 37m
United Airlines
일 7/129:25 pm
ORD
- DAY
Nonstop1h 29m
United Airlines
Deal found 3/12![United Airlines logo]()
$219
This Booking.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 5/18:38 pm
CVG
- STL
1 stop19h 43m
Frontier
토 5/28:17 pm
STL
- CVG
1 stop21h 55m
Frontier
Deal found 3/15![Frontier logo]()
$291
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
목 5/148:13 pm
DAY
- ORD
Nonstop1h 37m
United Airlines
일 5/179:35 pm
ORD
- DAY
Nonstop1h 24m
United Airlines
Deal found 3/12![United Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 4/68:15 pm
CVG
- MDW
Nonstop1h 15m
Southwest
수 4/86:10 pm
MDW
- CVG
Nonstop1h 10m
Southwest
Deal found 3/15![Southwest logo]()
$221
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/96:13 am
IND
- MDW
1 stop3h 40m
Delta
월 4/139:27 am
MDW
- IND
1 stop3h 01m
Delta
Deal found 3/16![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
목 6/255:55 am
DAY
- ORD
Nonstop1h 24m
United Airlines
화 6/307:55 pm
ORD
- DAY
Nonstop1h 26m
United Airlines
Deal found 3/12![United Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 6/14:35 pm
IND
- MDW
1 stop4h 45m
Southwest
월 6/19:45 pm
MDW
- IND
Nonstop1h 10m
Southwest
Deal found 3/15![Southwest logo]()
$231
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
금 4/38:10 pm
DAY
- ORD
Nonstop1h 33m
United Airlines
월 4/67:45 pm
ORD
- DAY
Nonstop1h 24m
United Airlines
Deal found 3/13![United Airlines logo]()
$219
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” 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.
토 5/161:40 pm
CVG
- ORD
1 stop6h 01m
Delta
월 5/187:00 am
ORD
- CVG
1 stop5h 27m
Delta
Deal found 3/14![Delta logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
금 5/17:46 pm
CVG
- STL
1 stop12h 04m
Frontier
일 5/38:06 pm
STL
- CVG
2 stops21h 30m
Frontier
Deal found 3/13![Frontier logo]()
$325
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
수 6/36:40 am
IND
- MDW
Nonstop0h 55m
Southwest
금 6/510:00 am
MDW
- IND
Nonstop1h 05m
Southwest
Deal found 3/12![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 3/17. 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.
목 4/169:20 pm
IND
- ORD
Nonstop1h 28m
United Airlines
목 4/234:40 pm
ORD
- IND
Nonstop1h 13m
United Airlines
Deal found 3/17![United Airlines logo]()
$221
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 5/146:10 am
CVG
- MDW
1 stop3h 33m
Delta
토 5/169:22 am
MDW
- CVG
2 stops8h 47m
Delta
Deal found 3/15![Delta logo]()
$270
This Travelocity deal was found by Cheapflights users on 3/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 3/2011:58 am
CVG
- STL
1 stop22h 51m
Frontier
일 3/224:51 pm
STL
- CVG
1 stop13h 32m
Frontier
Deal found 3/17![Frontier logo]()
$340
This Southwest deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 4/276:50 pm
CVG
- MDW
1 stop5h 40m
Southwest
목 4/309:00 am
MDW
- CVG
1 stop6h 30m
Southwest
Deal found 3/15![Southwest logo]()
$241
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
월 4/136:15 pm
CVG
- ORD
Nonstop1h 36m
United Airlines
목 4/166:59 am
ORD
- CVG
Nonstop1h 24m
United Airlines
Deal found 3/12![United Airlines logo]()
$231
This Delta deal was found by Cheapflights users on 3/17. 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.
목 5/283:54 pm
CVG
- ORD
1 stop3h 11m
Delta
월 6/111:09 am
ORD
- CVG
2 stops10h 55m
Delta
Deal found 3/17![Delta logo]()
$284
This Southwest deal was found by Cheapflights users on 3/17. 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.
목 4/166:25 am
IND
- ORD
1 stop7h 25m
Southwest
목 4/232:40 pm
ORD
- IND
1 stop6h 20m
Southwest
Deal found 3/17![Southwest logo]()
$246
Last-minute flights from Indiana to IllinoisDiscover last-minute flight deals from Indiana to Illinois. Data last updated 3월 17, 2026 and is based on user searches.
Discover last-minute flight deals from Indiana to Illinois. Data last updated 3월 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
화 4/146:00 am
IND
- MDW
1 stop8h 00m
Multiple Airlines
수 4/152:15 pm
MDW
- IND
1 stop20h 17m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$138
This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 4/149:40 am
IND
- ORD
Nonstop1h 20m
American Airlines
화 4/217:08 pm
ORD
- IND
Nonstop1h 16m
American Airlines
Deal found 3/17![American Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/17. 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.
화 4/145:10 pm
IND
- MDW
Nonstop1h 00m
Southwest
수 4/158:40 pm
MDW
- IND
Nonstop1h 10m
Southwest
Deal found 3/17![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 3/17. 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.
화 4/146:40 am
IND
- MDW
Nonstop0h 55m
Southwest
화 4/213:00 pm
MDW
- IND
1 stop5h 05m
Southwest
Deal found 3/17![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 3/17. 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.
화 4/141:25 pm
IND
- ORD
1 stop6h 00m
Southwest
화 4/212:40 pm
ORD
- IND
1 stop5h 25m
Southwest
Deal found 3/17![Southwest logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
목 4/1612:17 pm
IND
- MDW
1 stop8h 14m
Frontier
목 4/232:15 pm
MDW
- IND
1 stop19h 17m
Frontier
Deal found 3/17![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/1612:17 pm
IND
- ORD
1 stop11h 22m
Multiple Airlines
일 4/1911:28 am
ORD
- IND
1 stop22h 06m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
목 4/1612:17 pm
IND
- ORD
1 stop11h 22m
Frontier
목 4/234:28 pm
ORD
- IND
1 stop17h 04m
Frontier
Deal found 3/17![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 4/1612:17 pm
IND
- MDW
1 stop8h 14m
Frontier
일 4/196:00 am
MDW
- IND
1 stop27h 34m
Frontier
Deal found 3/15![Frontier logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 4/177:46 pm
CVG
- ORD
1 stop16h 47m
Multiple Airlines
월 4/2011:28 am
ORD
- CVG
1 stop6h 08m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
일 4/1912:12 pm
IND
- ORD
1 stop23h 11m
Multiple Airlines
수 4/226:08 pm
ORD
- IND
1 stop16h 24m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$143
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
월 4/208:20 pm
CVG
- MDW
Nonstop1h 10m
Southwest
수 4/227:50 am
MDW
- CVG
2 stops8h 15m
Southwest
Deal found 3/12![Southwest logo]()
$179
One-way flights from Indiana to IllinoisSearch for one-way flight options from Indiana to Illinois. Find affordable one-way fares based on user searches. Data last updated 3월 17, 2026.
Search for one-way flight options from Indiana to Illinois. Find affordable one-way fares based on user searches. Data last updated 3월 17, 2026.
This Southwest deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
화 5/121:55 pm
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 3/13![Southwest logo]()
$49
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
화 4/77:45 pm
ORD
- STL
Nonstop1h 28m
United Airlines
Deal found 3/12![United Airlines logo]()
$49
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
화 4/282:40 pm
ORD
- STL
1 stop4h 35m
Southwest
Deal found 3/12![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
화 4/72:40 pm
ORD
- STL
1 stop7h 20m
Southwest
Deal found 3/12![Southwest logo]()
$64
This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 4/1410:30 pm
ORD
- STL
Nonstop1h 16m
American Airlines
Deal found 3/17![American Airlines logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
월 5/1112:46 pm
CVG
- MDW
1 stop23h 26m
Frontier
Deal found 3/12![Frontier logo]()
$69
This Southwest deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
화 4/2111:55 am
ORD
- STL
1 stop6h 00m
Southwest
Deal found 3/16![Southwest logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
월 4/1312:18 pm
IND
- ORD
1 stop29h 42m
Frontier
Deal found 3/13![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
월 5/1112:14 pm
IND
- MDW
1 stop23h 58m
Frontier
Deal found 3/13![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
금 5/812:46 pm
CVG
- MDW
1 stop23h 18m
Frontier
Deal found 3/12![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
월 5/1112:46 pm
CVG
- ORD
1 stop20h 09m
Frontier
Deal found 3/13![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
목 4/212:20 pm
CVG
- STL
1 stop6h 14m
Frontier
Deal found 3/12![Frontier logo]()
$71
Find flight deals from Indiana to Illinois
Keep the following information in mind while searching for Indiana to Illinois flight deals. Data was last updated 3월 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $138 (Kiwi.com) |
One-way from | $49 (Southwest) |
Popular in | March |
Cheapest in | August |
Average price | $439 |
Good round-trip deal | $264 or less |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Indiana 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 3월 17, 2026.
Use the filters below to find and compare flights from Indiana to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
수 5/6
7:35 pm-7:50 pm
Nonstop1h 15m
Chicago Midway
목 5/7
7:00 pm-9:10 pm
Nonstop1h 10m
$191
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
목 4/30
8:20 pm-8:30 pm
Nonstop1h 10m
Chicago Midway
목 5/7
7:00 pm-9:10 pm
Nonstop1h 10m
$191
CincinnatiChicago
CVG - ORD
CVGORD
Cincinnati Cinci./N. Kentucky
토 4/11
12:50 pm-3:30 pm
1 stop3h 40m
Chicago O'Hare Intl
토 4/18
1:55 pm-8:45 pm
1 stop5h 50m
$191
CincinnatiChicago
CVG - ORD
CVGORD
Cincinnati Cinci./N. Kentucky
토 5/23
6:00 pm-8:14 pm
1 stop3h 14m
Chicago O'Hare Intl
월 6/1
7:07 am-12:53 pm
1 stop4h 46m
$211
CincinnatiChicago
CVG - MDW
CVGMDW
Cincinnati Cinci./N. Kentucky
목 5/14
6:50 pm-11:30 pm
1 stop5h 40m
Chicago Midway
토 5/16
6:10 am-12:10 pm
1 stop5h 00m
$211
DaytonChicago
DAY - ORD
DAYORD
Dayton
목 5/7
6:25 am-7:03 am
Nonstop1h 38m
Chicago O'Hare Intl
토 5/9
2:40 pm-5:08 pm
Nonstop1h 28m
$219
DaytonChicago
DAY - ORD
DAYORD
Dayton
일 4/26
9:15 pm-9:47 pm
Nonstop1h 32m
Chicago O'Hare Intl
토 5/2
2:40 pm-5:08 pm
Nonstop1h 28m
$219
DaytonChicago
DAY - ORD
DAYORD
Dayton
목 6/4
6:05 pm-6:41 pm
Nonstop1h 36m
Chicago O'Hare Intl
일 6/7
2:44 pm-5:14 pm
Nonstop1h 30m
$219
DaytonChicago
DAY - ORD
DAYORD
Dayton
금 7/10
7:45 pm-8:22 pm
Nonstop1h 37m
Chicago O'Hare Intl
일 7/12
9:25 pm-11:54 pm
Nonstop1h 29m
$219
DaytonChicago
DAY - ORD
DAYORD
Dayton
목 5/14
8:13 pm-8:50 pm
Nonstop1h 37m
Chicago O'Hare Intl
일 5/17
9:35 pm-11:59 pm
Nonstop1h 24m
$219
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Indiana to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Indiana with our price prediction graph.
CVG-MDW
CVG-ORD
DAY-ORD
CVG-STL
IND-MDW
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 Indiana to Illinois
USIN-USIL
CVG-MDW
CVG-ORD
DAY-ORD
CVG-STL
What is the cheapest month to book a flight from Indiana to Illinois?
Currently, February is the cheapest month in which you can book a flight from Indiana to Illinois (average of $127). Flying from Indiana to Illinois in November is currently the most expensive (average of $194). 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 IN to IL?
Find hourly flight availability from Indiana 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 3월 17, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 34% on flights from Indiana to Illinois by exploring options for tickets in the morning.
What is the cheapest day to fly from Indiana to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Indiana to Illinois. Price data was last updated on March 14, 2026.
Travelers seeking maximum savings on their Indiana to Illinois flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Indiana to Illinois
Explore weekly flight availability from Indiana 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 3월 17, 2026.
The most flights from USIN to USIL are scheduled on a Friday (80 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (56 on average).
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 3월 17, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from Indiana to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Indiana 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 Indiana 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 Indiana to Illinois by cabin class
Find flights from Indiana to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Indiana and Illinois flights
Browse other Indiana and Illinois flight options. Last updated on 3월 17, 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 Indiana after your stay in Illinois
Indiana to Illinois flights
Consider these flights traveling from Indiana to Illinois.
Top 3 airlines flying from Indiana to Illinois
Discover the top 3 airlines that operate flights from Indiana 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 3월 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$306 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$157 | Average$243 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$192 | Average$337 | FlexibilityNo cancel fee | On-time63% |