$54+ Cheap flights from Illinois to Indiana
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IND
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Indiana 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 Illinois to IndianaExplore the most affordable flight options available from Illinois to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
Explore the most affordable flight options available from Illinois to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:29 pm -
1 stop20h 09m
Tue 10/612:43 pm -
1 stop25h 27m
Deal found 8/22![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 10/216:35 pm -
1 stop12h 15m
Sun 10/255:11 pm -
1 stop25h 29m
Deal found 8/22![Frontier logo]()
$105
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:50 pm -
Nonstop1h 10m
Thu 9/249:20 am -
Nonstop1h 10m
Deal found 8/26![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
Nonstop1h 36m
Mon 10/57:50 pm -
Nonstop1h 31m
Deal found 8/21![United Airlines logo]()
$117
This Priceline deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop9h 15m
Wed 9/236:25 am -
1 stop6h 45m
Deal found 8/21![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:00 am -
Nonstop1h 29m
Thu 9/2411:05 pm -
Nonstop1h 22m
Deal found 8/26![American Airlines logo]()
$118
This Frontier deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 9/212:29 pm -
1 stop9h 15m
Mon 9/286:25 am -
1 stop6h 45m
Deal found 8/22![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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 10/72:29 pm -
1 stop16h 21m
Wed 10/1412:43 pm -
1 stop5h 57m
Deal found 8/26![Frontier logo]()
$120
This Super.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/288:10 pm -
1 stop28h 13m
Wed 9/306:20 am -
1 stop6h 50m
Deal found 8/25![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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 10/510:20 am -
1 stop3h 55m
Thu 10/810:05 pm -
Nonstop1h 10m
Deal found 8/26![Southwest logo]()
$127
This CheapOair deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:30 pm -
1 stop15h 01m
Mon 10/266:20 am -
1 stop10h 38m
Deal found 8/23![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:10 pm -
1 stop28h 13m
Wed 9/166:20 am -
1 stop6h 50m
Deal found 8/23![Frontier logo]()
$130
Best flights from Illinois to IndianaDiscover carefully curated flight deals from Illinois to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Illinois to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:50 pm -
Nonstop1h 10m
Thu 9/249:20 am -
Nonstop1h 10m
Deal found 8/26![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:36 pm -
Nonstop1h 29m
Tue 10/137:50 pm -
Nonstop1h 31m
Deal found 8/22![United Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 10/216:35 pm -
1 stop12h 15m
Sun 10/255:11 pm -
2 stops31h 02m
Deal found 8/22![Frontier logo]()
$151
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 12/36:32 am -
1 stop4h 27m
Sat 12/59:59 am -
1 stop4h 45m
Deal found 8/22![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/218:00 am -
Nonstop1h 34m
Mon 9/287:50 pm -
Nonstop1h 31m
Deal found 8/24![United Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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.
Mon 9/216:00 am -
Nonstop1h 19m
Mon 9/283:45 pm -
Nonstop1h 13m
Deal found 8/22![American Airlines logo]()
$249
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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 10/810:00 pm -
Nonstop1h 05m
Sat 10/108:00 am -
1 stop5h 00m
Deal found 8/26![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:40 pm -
Nonstop1h 05m
Sat 10/108:00 am -
1 stop5h 00m
Deal found 8/22![Southwest logo]()
$127
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:38 pm -
1 stop3h 51m
Tue 10/138:29 am -
1 stop5h 24m
Deal found 8/22![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/234:45 pm -
1 stop5h 40m
Sat 9/265:55 am -
1 stop4h 55m
Deal found 8/24![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:00 pm -
Nonstop1h 25m
Mon 11/96:24 pm -
Nonstop1h 36m
Deal found 8/25![United Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:47 am -
1 stop3h 42m
Wed 10/141:55 pm -
1 stop6h 56m
Deal found 8/23![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:20 am -
1 stop4h 00m
Wed 10/144:45 pm -
1 stop5h 40m
Deal found 8/23![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/239:30 pm -
Nonstop1h 29m
Wed 9/305:30 am -
Nonstop1h 29m
Deal found 8/25![United Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 10/34:10 pm -
1 stop4h 20m
Sat 10/1011:09 am -
1 stop4h 28m
Deal found 8/22![Delta logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop20h 09m
Sun 9/278:56 pm -
2 stops17h 14m
Deal found 8/23![Frontier logo]()
$200
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:53 pm -
Nonstop1h 21m
Thu 10/87:05 am -
Nonstop1h 23m
Deal found 8/23![United Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:55 pm -
1 stop5h 45m
Mon 11/28:45 am -
Nonstop1h 20m
Deal found 8/25![Southwest logo]()
$144
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:30 pm -
1 stop4h 04m
Mon 12/142:44 pm -
1 stop6h 07m
Deal found 8/21![Delta logo]()
$164
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:00 pm -
Nonstop1h 05m
Tue 10/61:05 pm -
2 stops5h 55m
Deal found 8/24![Southwest logo]()
$149
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 11/511:19 am -
1 stop3h 57m
Mon 11/95:53 pm -
1 stop3h 24m
Deal found 8/25![Delta logo]()
$177
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 10/61:40 pm -
Nonstop1h 10m
Tue 10/138:35 am -
Nonstop1h 15m
Deal found 8/22![Southwest logo]()
$157
This CheapOair deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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.
Fri 11/137:59 pm -
1 stop18h 22m
Sun 11/155:57 pm -
1 stop19h 36m
Deal found 8/24![Frontier logo]()
$259
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/177:30 pm -
1 stop3h 34m
Sat 9/1912:11 pm -
1 stop5h 03m
Deal found 8/24![Delta logo]()
$177
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:37 am -
Nonstop1h 24m
Sun 11/81:52 pm -
Nonstop1h 37m
Deal found 8/22![United Airlines logo]()
$196
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 10/157:30 pm -
Nonstop1h 05m
Mon 10/198:20 pm -
Nonstop1h 15m
Deal found 8/24![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/2312:40 pm -
Nonstop1h 10m
Wed 9/309:05 am -
Nonstop1h 05m
Deal found 8/25![Southwest logo]()
$157
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:25 pm -
Nonstop1h 34m
Tue 10/135:15 am -
Nonstop1h 41m
Deal found 8/25![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:15 am -
Nonstop1h 10m
Wed 10/77:30 pm -
Nonstop1h 15m
Deal found 8/25![Southwest logo]()
$157
This KAYAK deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:55 pm -
1 stop4h 40m
Wed 9/1610:52 am -
1 stop6h 21m
Deal found 8/21![Delta logo]()
$212
Last-minute flights from Illinois to IndianaDiscover last-minute flight deals from Illinois to Indiana. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Indiana. Data last updated August 26, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:25 am -
Nonstop1h 05m
Sat 9/121:20 pm -
1 stop6h 35m
Deal found 8/21![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:45 am -
2 stops6h 20m
Mon 9/148:55 pm -
Nonstop1h 15m
Deal found 8/21![Southwest logo]()
$132
This Trip.com deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Mon 9/148:10 pm -
1 stop28h 13m
Wed 9/166:20 am -
1 stop6h 50m
Deal found 8/23![Frontier logo]()
$130
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:50 pm -
Nonstop1h 10m
Thu 9/249:20 am -
Nonstop1h 10m
Deal found 8/26![Southwest logo]()
$117
This American Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:00 am -
Nonstop1h 29m
Thu 9/2411:05 pm -
Nonstop1h 22m
Deal found 8/26![American Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:50 pm -
Nonstop1h 10m
Mon 9/218:55 pm -
Nonstop1h 15m
Deal found 8/25![Southwest logo]()
$134
This American Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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.
Fri 9/185:00 am -
Nonstop1h 29m
Mon 9/213:17 pm -
Nonstop1h 31m
Deal found 8/25![American Airlines logo]()
$134
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/218:00 am -
Nonstop1h 34m
Mon 9/287:50 pm -
Nonstop1h 31m
Deal found 8/24![United Airlines logo]()
$117
This Priceline deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:29 pm -
1 stop9h 15m
Wed 9/236:25 am -
1 stop6h 45m
Deal found 8/21![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 9/212:29 pm -
1 stop9h 15m
Mon 9/286:25 am -
1 stop6h 45m
Deal found 8/22![Frontier logo]()
$119
This Frontier deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:29 pm -
1 stop9h 15m
Mon 9/286:25 am -
1 stop6h 45m
Deal found 8/26![Frontier logo]()
$135
This Super.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/288:10 pm -
1 stop28h 13m
Wed 9/306:20 am -
1 stop6h 50m
Deal found 8/25![Frontier logo]()
$124
One-way flights from Illinois to IndianaSearch for one-way flight options from Illinois to Indiana. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Illinois to Indiana. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:44 pm -
1 stop15h 59m
Deal found 8/26![Frontier logo]()
$54
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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 10/125:25 am -
Nonstop1h 05m
Deal found 8/26![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
Nonstop1h 31m
Deal found 8/26![United Airlines logo]()
$59
This American Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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.
Mon 10/125:00 am -
Nonstop1h 26m
Deal found 8/26![American Airlines logo]()
$60
This Super.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/282:29 pm -
1 stop9h 15m
Deal found 8/25![Frontier logo]()
$64
This Super.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/288:10 pm -
1 stop28h 13m
Deal found 8/25![Frontier logo]()
$64
This Frontier deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/212:29 pm -
1 stop9h 15m
Deal found 8/25![Frontier logo]()
$65
This Expedia deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” 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 10/110:20 am -
1 stop9h 15m
Deal found 8/26![Frontier logo]()
$65
This CheapOair deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:10 pm -
1 stop28h 13m
Deal found 8/21![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:29 pm -
1 stop20h 09m
Deal found 8/21![Frontier logo]()
$69
This Southwest deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:35 pm -
2 stops6h 40m
Deal found 8/25![Southwest logo]()
$69
This CheapOair deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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.
Tue 9/1512:17 pm -
1 stop17h 21m
Deal found 8/25![Frontier logo]()
$70
Find flight deals from Illinois to Indiana
Keep the following information in mind while searching for Illinois to Indiana flight deals. Data was last updated August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $99 (Kiwi.com) |
One-way from | $54 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $455 |
Good round-trip deal | $200 or less |
Good one-way deal | $224 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Indiana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 26, 2026.
Use the filters below to find and compare flights from Illinois to Indiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Thu 9/17
8:50 pm-10:00 pm
Nonstop1h 10m
Chicago Midway
Thu 9/24
9:20 am-10:30 am
Nonstop1h 10m
$117
St. LouisChicago
STL Lambert-St Louis - ORD Chicago O'Hare Intl
STLORD
Lambert-St Louis
Mon 10/12
5:36 pm-7:05 pm
Nonstop1h 29m
Chicago O'Hare Intl
Tue 10/13
7:50 pm-9:21 pm
Nonstop1h 31m
$117
St. LouisChicago
STL Lambert-St Louis - ORD Chicago O'Hare Intl
STLORD
Lambert-St Louis
Mon 9/21
8:00 am-9:34 am
Nonstop1h 34m
Chicago O'Hare Intl
Mon 9/28
7:50 pm-9:21 pm
Nonstop1h 31m
$117
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Thu 10/8
10:00 pm-11:05 pm
Nonstop1h 05m
Chicago Midway
Sat 10/10
8:00 am-1:00 pm
1 stop5h 00m
$127
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Sat 10/3
4:40 pm-5:45 pm
Nonstop1h 05m
Chicago Midway
Sat 10/10
8:00 am-1:00 pm
1 stop5h 00m
$127
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Wed 9/23
4:45 pm-10:25 pm
1 stop5h 40m
Chicago Midway
Sat 9/26
5:55 am-10:50 am
1 stop4h 55m
$137
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Wed 10/7
10:20 am-2:20 pm
1 stop4h 00m
Chicago Midway
Wed 10/14
4:45 pm-10:25 pm
1 stop5h 40m
$137
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Fri 10/30
3:55 pm-9:40 pm
1 stop5h 45m
Chicago Midway
Mon 11/2
8:45 am-10:05 am
Nonstop1h 20m
$144
St. LouisChicago
STL Lambert-St Louis - MDW Chicago Midway
STLMDW
Lambert-St Louis
Fri 10/2
10:00 pm-11:05 pm
Nonstop1h 05m
Chicago Midway
Tue 10/6
1:05 pm-7:00 pm
2 stops5h 55m
$149
St. LouisCincinnati
STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky
STLCVG
Lambert-St Louis
Wed 10/21
6:35 pm-7:50 am
1 stop12h 15m
Cincinnati Cinci./N. Kentucky
Sun 10/25
5:11 pm-11:13 pm
2 stops31h 02m
$151
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Indiana
Have a flexible travel schedule? Discover the best time to fly to Indiana from Illinois with our price prediction graph.
STL-MDW
STL-ORD
STL-CVG
PIA-ORD
ORD-CVG
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 Illinois to Indiana
USIL-USIN
STL-MDW
STL-ORD
STL-CVG
PIA-ORD
What is the cheapest month to book a flight from Illinois to Indiana?
Currently, November is the cheapest month in which you can book a flight from Illinois to Indiana (average of $267). Flying from Illinois to Indiana in May is currently the most expensive (average of $511). 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 IL to IN?
Find hourly flight availability from Illinois to Indiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 22% on flights from Illinois to Indiana by exploring options for tickets in the morning.
Weekly flight availability from Illinois to Indiana
Explore weekly flight availability from Illinois to Indiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 26, 2026.
The most flights from USIL to USIN are scheduled on a Monday (70 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Illinois to Indiana?
Airfare is below average for this route at the moment.
Illinois to Indiana flights typically cost between $362 and $420 in September.The cheapest round-trip price found within the last 5 days was $157 on American Airlines (Sep 16-Sep 23).
What is the cheapest day to fly from Illinois to Indiana?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Indiana. Price data was last updated on August 22, 2026.
Travelers seeking maximum savings on their Illinois to Indiana flight should consider departing on Thursday evenings 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.
Reviews of airlines servicing Indiana
Get insights into the airlines that provide service to Indiana. 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 Indiana. Reviews last updated August 26, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Illinois to Indiana. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentSarah,Aug 2024
MDW - AUS
Related info for your journey
Find useful and relevant information for your journey from Illinois to Indiana. 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 Illinois to Indiana
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Indiana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Indiana by cabin class
Find flights from Illinois to Indiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Indiana flights
Browse other Illinois and Indiana flight options. Last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Indiana
Find the right flight back to Illinois after your stay in Indiana
Illinois to Indiana flights
Consider these flights traveling from Illinois to Indiana.
Top 3 airlines flying from Illinois to Indiana
Discover the top 3 airlines that operate flights from Illinois to Indiana. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$385 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$201 | Average$558 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$214 | Average$554 | FlexibilityNo cancel fee | On-time71% |