$55+ Cheap flights from St. Louis (STL) 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — IND
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Indiana with Cheapflights
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Cheapest flights from St. Louis to IndianaExplore the most affordable flight options available from St. Louis to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from St. Louis to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:57 pm
STL
- CVG
1 stop17h 51m
Frontier
Tue 8/1812:12 pm
CVG
- STL
1 stop6h 18m
Frontier
Deal found 6/11![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/11![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Sat 7/114:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Sun 7/1912:18 pm
CVG
- STL
1 stop21h 39m
Frontier
Deal found 6/15![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Fri 7/1712:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Deal found 6/11![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:35 am
STL
- IND
1 stop24h 09m
Frontier
Tue 10/612:39 pm
IND
- STL
1 stop22h 01m
Frontier
Deal found 6/14![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:34 pm
STL
- CVG
2 stops17h 24m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/14![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:35 am
STL
- IND
1 stop24h 09m
Frontier
Thu 9/2412:39 pm
IND
- STL
1 stop22h 01m
Frontier
Deal found 6/11![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:57 pm
STL
- CVG
2 stops29h 11m
Multiple Airlines
Tue 8/1812:12 pm
CVG
- STL
1 stop6h 18m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 6/14. 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.
Thu 10/86:45 am
STL
- ORD
1 stop5h 52m
Delta
Wed 11/117:05 am
ORD
- STL
1 stop6h 15m
Delta
Deal found 6/14![Delta logo]()
$218
This Southwest deal was found by Cheapflights users on 6/12. 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.
Thu 8/2010:40 am
STL
- MDW
1 stop3h 25m
Southwest
Sat 8/2210:05 am
MDW
- STL
2 stops6h 45m
Southwest
Deal found 6/12![Southwest logo]()
$220
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:36 pm
STL
- ORD
Nonstop1h 29m
United Airlines
Mon 11/92:20 pm
ORD
- STL
Nonstop1h 18m
United Airlines
Deal found 6/14![United Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 6/12. 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.
Tue 7/215:40 am
STL
- MDW
Nonstop1h 05m
Southwest
Sat 7/258:30 pm
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 6/12![Southwest logo]()
$223
Best flights from St. Louis to IndianaDiscover carefully curated flight deals from St. Louis to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from St. Louis to Indiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/11![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/144:57 pm
STL
- CVG
2 stops29h 11m
Multiple Airlines
Tue 8/1812:12 pm
CVG
- STL
1 stop6h 18m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:25 pm
STL
- ORD
Nonstop1h 35m
United Airlines
Tue 11/102:20 pm
ORD
- STL
Nonstop1h 18m
United Airlines
Deal found 6/14![United Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 10/195:55 pm
STL
- MDW
Nonstop1h 05m
Southwest
Wed 10/218:45 pm
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 6/11![Southwest logo]()
$238
This Delta deal was found by Cheapflights users on 6/12. 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.
Tue 9/86:45 am
STL
- IND
1 stop5h 43m
Delta
Thu 9/108:00 am
IND
- STL
1 stop6h 17m
Delta
Deal found 6/12![Delta logo]()
$243
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:25 pm
STL
- IND
1 stop4h 41m
American Airlines
Wed 8/195:04 am
IND
- STL
1 stop8h 50m
American Airlines
Deal found 6/14![American Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:57 pm
STL
- CVG
1 stop17h 17m
Frontier
Fri 8/2112:54 pm
CVG
- STL
1 stop20h 58m
Frontier
Deal found 6/11![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/14![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:34 pm
STL
- CVG
2 stops27h 57m
Multiple Airlines
Tue 7/2812:18 pm
CVG
- STL
1 stop6h 19m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$234
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 9/85:30 pm
STL
- IND
1 stop3h 37m
United Airlines
Thu 9/107:00 am
IND
- STL
1 stop5h 57m
United Airlines
Deal found 6/11![United Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 6/12. 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.
Sat 7/47:00 am
STL
- MDW
1 stop4h 00m
Southwest
Wed 7/82:35 pm
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 6/12![Southwest logo]()
$244
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:30 am
STL
- AZO
1 stop3h 30m
Delta
Tue 7/143:00 pm
AZO
- STL
1 stop6h 37m
Delta
Deal found 6/13![Delta logo]()
$278
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 8/288:00 am
STL
- ORD
Nonstop1h 34m
United Airlines
Sat 8/292:00 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 6/12![United Airlines logo]()
$266
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fri 8/2810:40 am
STL
- MDW
1 stop3h 25m
Southwest
Sat 8/296:35 am
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 6/12![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 7/16:30 am
STL
- ORD
1 stop6h 30m
Delta
Fri 7/35:57 pm
ORD
- STL
1 stop5h 26m
Delta
Deal found 6/10![Delta logo]()
$279
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 12/98:15 pm
STL
- ORD
Nonstop1h 38m
United Airlines
Sun 12/1310:50 am
ORD
- STL
Nonstop1h 30m
United Airlines
Deal found 6/10![United Airlines logo]()
$276
This Southwest deal was found by Cheapflights users on 6/14. 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.
Sat 8/155:45 am
STL
- IND
2 stops6h 40m
Southwest
Wed 8/195:35 pm
IND
- STL
1 stop5h 35m
Southwest
Deal found 6/14![Southwest logo]()
$278
This Booking.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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.
Thu 7/24:17 pm
STL
- CVG
1 stop6h 29m
Frontier
Mon 7/69:30 pm
CVG
- STL
1 stop21h 35m
Frontier
Deal found 6/10![Frontier logo]()
$280
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 7/96:30 am
STL
- AZO
1 stop3h 30m
Delta
Wed 7/153:00 pm
AZO
- STL
2 stops9h 53m
Delta
Deal found 6/11![Delta logo]()
$284
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/189:32 am
STL
- DAY
1 stop6h 44m
American Airlines
Thu 8/207:00 am
DAY
- STL
1 stop6h 54m
American Airlines
Deal found 6/10![American Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:00 am
STL
- DAY
1 stop4h 04m
United Airlines
Sat 7/116:15 pm
DAY
- STL
1 stop4h 11m
United Airlines
Deal found 6/14![United Airlines logo]()
$280
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/104:09 pm
STL
- IND
1 stop16h 49m
Frontier
Fri 7/176:32 pm
IND
- STL
1 stop6h 27m
Frontier
Deal found 6/12![Frontier logo]()
$281
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 8/142:45 pm
STL
- CVG
2 stops6h 35m
Southwest
Tue 8/187:00 am
CVG
- STL
2 stops9h 10m
Southwest
Deal found 6/11![Southwest logo]()
$283
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:24 am
STL
- DAY
1 stop4h 40m
Delta
Mon 7/136:38 pm
DAY
- STL
1 stop4h 37m
Delta
Deal found 6/13![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 6/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:32 pm
STL
- SDF
2 stops8h 56m
American Airlines
Tue 7/76:48 am
SDF
- STL
1 stop7h 03m
American Airlines
Deal found 6/15![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Sat 7/115:59 pm
STL
- DAY
1 stop4h 50m
United Airlines
Sat 7/185:40 am
DAY
- STL
1 stop3h 59m
United Airlines
Deal found 6/13![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:55 pm
STL
- MDW
Nonstop1h 10m
Southwest
Tue 7/2811:15 am
MDW
- STL
1 stop5h 00m
Southwest
Deal found 6/10![Southwest logo]()
$285
This Frontier deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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 6/264:17 pm
STL
- CVG
1 stop6h 29m
Frontier
Tue 6/3012:24 pm
CVG
- STL
1 stop6h 06m
Frontier
Deal found 6/11![Frontier logo]()
$290
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:08 am
STL
- DAY
1 stop6h 56m
Delta
Sat 7/114:29 pm
DAY
- STL
1 stop5h 08m
Delta
Deal found 6/13![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” 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 8/185:30 pm
STL
- ORD
Nonstop1h 31m
United Airlines
Wed 8/192:07 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 6/10![United Airlines logo]()
$285
Last-minute flights from St. Louis to IndianaDiscover last-minute flight deals from St. Louis to Indiana. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Indiana. Data last updated June 15, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/12. 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.
Sat 7/44:25 pm
STL
- MDW
Nonstop1h 05m
Southwest
Tue 7/79:10 pm
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 6/12![Southwest logo]()
$234
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 7/71:25 pm
STL
- ORD
Nonstop1h 34m
American Airlines
Sat 7/1111:00 pm
ORD
- STL
Nonstop1h 16m
American Airlines
Deal found 6/12![American Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:34 pm
STL
- CVG
1 stop16h 14m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/11![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Sat 7/114:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Sun 7/1912:18 pm
CVG
- STL
1 stop21h 39m
Frontier
Deal found 6/15![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Fri 7/1712:53 pm
CVG
- STL
1 stop21h 04m
Frontier
Deal found 6/11![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:34 pm
STL
- CVG
2 stops17h 24m
Frontier
Thu 7/1612:18 pm
CVG
- STL
1 stop6h 19m
Frontier
Deal found 6/14![Frontier logo]()
$197
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:41 pm
STL
- ORD
Nonstop1h 37m
American Airlines
Sat 7/1811:25 am
ORD
- STL
Nonstop1h 25m
American Airlines
Deal found 6/14![American Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 6/14. 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.
Tue 7/1410:19 am
STL
- ORD
1 stop6h 04m
Delta
Tue 7/217:05 am
ORD
- STL
1 stop6h 00m
Delta
Deal found 6/14![Delta logo]()
$238
This Southwest deal was found by Cheapflights users on 6/12. 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.
Tue 7/215:40 am
STL
- MDW
Nonstop1h 05m
Southwest
Sat 7/258:30 pm
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 6/12![Southwest logo]()
$223
This Expedia deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” 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.
Tue 7/218:08 pm
STL
- ORD
1 stop24h 44m
Frontier
Tue 7/287:05 am
ORD
- STL
1 stop10h 32m
Frontier
Deal found 6/11![Frontier logo]()
$230
This Jettzy deal was found by Cheapflights users on 6/13. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:09 pm
STL
- CVG
1 stop6h 37m
Frontier
Wed 8/57:15 am
CVG
- STL
1 stop17h 44m
Frontier
Deal found 6/13![Frontier logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 7/314:57 pm
STL
- CVG
1 stop17h 51m
Frontier
Mon 8/39:30 pm
CVG
- STL
2 stops21h 07m
Frontier
Deal found 6/12![Frontier logo]()
$234
One-way flights from St. Louis to IndianaSearch for one-way flight options from St. Louis to Indiana. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from St. Louis to Indiana. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Southwest deal was found by Cheapflights users on 6/13. 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.
Tue 7/214:00 pm
STL
- MDW
Nonstop1h 05m
Southwest
Deal found 6/13![Southwest logo]()
$55
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:05 pm
STL
- ORD
Nonstop1h 34m
United Airlines
Deal found 6/14![United Airlines logo]()
$55
This Delta deal was found by Cheapflights users on 6/14. 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.
Tue 7/76:30 am
STL
- MDW
1 stop6h 08m
Delta
Deal found 6/14![Delta logo]()
$79
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 7/81:54 pm
STL
- ORD
1 stop6h 37m
Delta
Deal found 6/12![Delta logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 7/35:06 pm
STL
- CVG
1 stop17h 41m
Frontier
Deal found 6/12![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Wed 7/84:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Deal found 6/12![Frontier logo]()
$87
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Wed 7/86:00 am
STL
- ORD
Nonstop1h 30m
United Airlines
Deal found 6/12![United Airlines logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:34 pm
STL
- MDW
1 stop15h 17m
Frontier
Deal found 6/10![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:34 pm
STL
- IND
1 stop15h 51m
Frontier
Deal found 6/14![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/64:57 pm
STL
- MDW
1 stop29h 06m
Frontier
Deal found 6/10![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:33 pm
STL
- ORD
1 stop28h 22m
Frontier
Deal found 6/10![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:33 pm
STL
- IND
1 stop15h 46m
Frontier
Deal found 6/10![Frontier logo]()
$99
Find flight deals from St. Louis to Indiana
Keep the following information in mind while searching for St. Louis to Indiana flight deals. Data was last updated June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $159 (Kiwi.com) |
One-way from | $55 (Southwest) |
Popular in | January |
Cheapest in | August |
Average price | $546 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from St. Louis to Indiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisCincinnati
STL - CVG
STLCVG
Lambert-St Louis
Thu 7/9
6:34 pm-11:48 am
1 stop16h 14m
Cincinnati Cinci./N. Kentucky
Thu 7/16
12:18 pm-5:37 pm
1 stop6h 19m
$164
St. LouisCincinnati
STL - CVG
STLCVG
Lambert-St Louis
Mon 8/17
4:57 pm-11:14 am
1 stop17h 17m
Cincinnati Cinci./N. Kentucky
Fri 8/21
12:54 pm-8:52 am
1 stop20h 58m
$167
St. LouisCincinnati
STL - CVG
STLCVG
Lambert-St Louis
Tue 7/14
6:34 pm-11:48 am
1 stop16h 14m
Cincinnati Cinci./N. Kentucky
Thu 7/16
12:18 pm-5:37 pm
1 stop6h 19m
$167
St. LouisCincinnati
STL - CVG
STLCVG
Lambert-St Louis
Fri 8/14
4:57 pm-11:08 pm
2 stops29h 11m
Cincinnati Cinci./N. Kentucky
Tue 8/18
12:12 pm-5:30 pm
1 stop6h 18m
$217
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Sat 10/10
1:25 pm-3:00 pm
Nonstop1h 35m
Chicago O'Hare Intl
Tue 11/10
2:20 pm-3:38 pm
Nonstop1h 18m
$222
St. LouisCincinnati
STL - CVG
STLCVG
Lambert-St Louis
Thu 7/23
6:34 pm-11:31 pm
2 stops27h 57m
Cincinnati Cinci./N. Kentucky
Tue 7/28
12:18 pm-5:37 pm
1 stop6h 19m
$234
Quickest round-trip
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Mon 10/19
5:55 pm-7:00 pm
Nonstop1h 05m
Chicago Midway
Wed 10/21
8:45 pm-9:55 pm
Nonstop1h 10m
$238
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Tue 9/8
6:45 am-1:28 pm
1 stop5h 43m
Indianapolis
Thu 9/10
8:00 am-1:17 pm
1 stop6h 17m
$243
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Tue 9/8
5:30 pm-10:07 pm
1 stop3h 37m
Indianapolis
Thu 9/10
7:00 am-11:57 am
1 stop5h 57m
$243
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 7/4
7:00 am-11:00 am
1 stop4h 00m
Chicago Midway
Wed 7/8
2:35 pm-3:45 pm
Nonstop1h 10m
$244
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Indiana
Have a flexible travel schedule? Discover the best time to fly to Indiana from St. Louis with our price prediction graph.
STL-CVG
STL-IND
STL-ORD
STL-MDW
STL-AZO
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 St. Louis to Indiana
STL-USIN
STL-CVG
STL-IND
STL-ORD
STL-MDW
How much does it cost to fly round-trip from St. Louis to Indiana?
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 June 15, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from St. Louis to Indiana to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Comfort
7.3
Food
6.6
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Comfort
7.3
Food
6.6
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Boarding
7.7
Crew
8.1
Overall
7.4
Entertainment
7.1
Comfort
7.3
Food
6.6
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from St. Louis 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 St. Louis to Indiana
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Complete your trip
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St. Louis and Indiana flights
Browse other St. Louis and Indiana flight options. Last updated on June 15, 2026.
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St. Louis to Indiana flights
Consider these flights traveling from St. Louis to Indiana.
Top 2 airlines flying from St. Louis to Indiana
Discover the top 2 airlines that operate flights from St. Louis 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 2,558,603 searches. Data last updated June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$185 | Average$297 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$288 | FlexibilityNo cancel fee | On-time69% |