$53+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — IND
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Indiana with Cheapflights
1. Tell us where you want to go
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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 July 29, 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 July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/2610:35 am
STL
- CVG
1 stop24h 08m
Frontier
Mon 11/212:48 pm
CVG
- STL
1 stop21h 52m
Frontier
Deal found 7/28![Frontier logo]()
$116
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/206:15 pm
STL
- MDW
Nonstop1h 05m
Southwest
Mon 8/247:55 am
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 7/29![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/256:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Tue 9/12:07 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 7/28![United Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/206:00 am
STL
- ORD
Nonstop1h 34m
American Airlines
Mon 8/247:00 am
ORD
- STL
Nonstop1h 24m
American Airlines
Deal found 7/27![American Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:35 am
STL
- IND
1 stop24h 09m
Frontier
Wed 10/1412:39 pm
IND
- STL
1 stop22h 01m
Frontier
Deal found 7/24![Frontier logo]()
$119
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/1011:01 am
STL
- ORD
Nonstop1h 28m
American Airlines
Fri 9/1111:05 pm
ORD
- STL
Nonstop1h 22m
American Airlines
Deal found 7/27![American Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:29 pm
STL
- CVG
1 stop20h 14m
Frontier
Sat 10/1012:48 pm
CVG
- STL
1 stop21h 52m
Frontier
Deal found 7/25![Frontier logo]()
$125
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/58:25 am
STL
- MDW
Nonstop1h 05m
Southwest
Mon 9/76:20 am
MDW
- STL
1 stop3h 10m
Southwest
Deal found 7/28![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 7/26. 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 8/272:20 pm
STL
- MDW
Nonstop1h 05m
Southwest
Sat 8/299:55 am
MDW
- STL
2 stops6h 45m
Southwest
Deal found 7/26![Southwest logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 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
Fri 8/2112:26 pm
CVG
- STL
1 stop5h 56m
Frontier
Deal found 7/25![Frontier logo]()
$148
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/15:34 pm
STL
- ORD
1 stop4h 13m
Delta
Wed 9/98:55 am
ORD
- STL
1 stop6h 19m
Delta
Deal found 7/28![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 7/25. 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 8/157:50 am
STL
- MDW
2 stops5h 30m
Southwest
Tue 8/186:00 am
MDW
- STL
1 stop4h 55m
Southwest
Deal found 7/25![Southwest logo]()
$159
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 July 29, 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 July 29, 2026.
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/2212:50 pm
STL
- MDW
Nonstop1h 05m
Southwest
Mon 9/288:55 pm
MDW
- STL
Nonstop1h 15m
Southwest
Deal found 7/28![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/256:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Mon 8/3110:29 am
ORD
- STL
Nonstop1h 33m
United Airlines
Deal found 7/28![United Airlines logo]()
$117
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 11/2611:20 am
STL
- ORD
1 stop5h 21m
Delta
Wed 12/168:29 am
ORD
- STL
1 stop4h 54m
Delta
Deal found 7/28![Delta logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 9/46:17 pm
STL
- CVG
1 stop16h 04m
Frontier
Tue 9/812:26 pm
CVG
- STL
1 stop25h 44m
Frontier
Deal found 7/26![Frontier logo]()
$160
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 9/86:00 am
STL
- IND
1 stop4h 32m
American Airlines
Thu 9/108:52 pm
IND
- STL
1 stop4h 35m
American Airlines
Deal found 7/26![American Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/256:30 am
STL
- MDW
Nonstop1h 05m
Southwest
Tue 9/14:40 pm
MDW
- STL
Nonstop1h 15m
Southwest
Deal found 7/28![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 7/26. 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.
Tue 9/110:25 am
STL
- MDW
1 stop4h 00m
Southwest
Tue 9/18:30 pm
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 7/26![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/76:15 pm
STL
- MDW
Nonstop1h 05m
Southwest
Mon 9/144:25 pm
MDW
- STL
1 stop3h 30m
Southwest
Deal found 7/27![Southwest logo]()
$127
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:10 pm
STL
- ORD
1 stop4h 19m
Delta
Mon 8/241:59 pm
ORD
- STL
1 stop6h 43m
Delta
Deal found 7/26![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 7/24. 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.
Sat 10/103:00 pm
STL
- MDW
1 stop4h 40m
Southwest
Tue 10/139:40 am
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 7/24![Southwest logo]()
$127
This Delta deal was found by Cheapflights users on 7/25. 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.
Sat 8/156:30 am
STL
- ORD
1 stop4h 12m
Delta
Tue 8/181:59 pm
ORD
- STL
1 stop6h 43m
Delta
Deal found 7/25![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:04 pm
STL
- ORD
Nonstop1h 27m
United Airlines
Fri 12/113:25 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 7/27![United Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 11/1611:00 am
STL
- MDW
Nonstop1h 10m
Southwest
Thu 11/191:55 pm
MDW
- STL
1 stop4h 55m
Southwest
Deal found 7/28![Southwest logo]()
$127
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:10 pm
STL
- ORD
1 stop4h 20m
Delta
Wed 9/167:05 am
ORD
- STL
1 stop6h 01m
Delta
Deal found 7/26![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/58:25 am
STL
- MDW
Nonstop1h 05m
Southwest
Mon 9/76:20 am
MDW
- STL
1 stop3h 10m
Southwest
Deal found 7/27![Southwest logo]()
$127
This Delta deal was found by Cheapflights users on 7/24. 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.
Tue 9/86:40 am
STL
- ORD
1 stop6h 19m
Delta
Tue 9/151:55 pm
ORD
- STL
1 stop6h 40m
Delta
Deal found 7/24![Delta logo]()
$167
This Frontier deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/244:23 pm
STL
- CVG
1 stop6h 19m
Frontier
Mon 8/3112:26 pm
CVG
- STL
1 stop5h 56m
Frontier
Deal found 7/28![Frontier logo]()
$240
This Southwest deal was found by Cheapflights users on 7/25. 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 8/1510:10 am
STL
- MDW
1 stop4h 10m
Southwest
Tue 8/183:10 pm
MDW
- STL
1 stop5h 30m
Southwest
Deal found 7/25![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 8/1510:33 am
STL
- ORD
1 stop5h 44m
Delta
Mon 8/171:41 pm
ORD
- STL
1 stop7h 01m
Delta
Deal found 7/24![Delta logo]()
$167
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 11/171:08 pm
STL
- ORD
Nonstop1h 27m
United Airlines
Fri 12/1810:00 pm
ORD
- STL
Nonstop1h 33m
United Airlines
Deal found 7/27![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/53:00 pm
STL
- MDW
1 stop4h 40m
Southwest
Tue 9/88:55 am
MDW
- STL
1 stop4h 00m
Southwest
Deal found 7/28![Southwest logo]()
$137
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 8/225:30 pm
STL
- IND
1 stop3h 30m
United Airlines
Sat 8/294:25 pm
IND
- STL
1 stop3h 51m
United Airlines
Deal found 7/24![United Airlines logo]()
$233
This CheapOair deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/308:10 pm
STL
- CVG
1 stop23h 19m
Frontier
Sun 11/19:28 pm
CVG
- STL
1 stop22h 47m
Frontier
Deal found 7/28![Frontier logo]()
$262
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
STL
- DAY
1 stop4h 52m
American Airlines
Sat 9/125:35 am
DAY
- STL
1 stop5h 45m
American Airlines
Deal found 7/24![American Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 12/1010:14 am
STL
- ORD
1 stop3h 45m
Delta
Wed 1/131:35 pm
ORD
- STL
1 stop7h 02m
Delta
Deal found 7/27![Delta logo]()
$188
This CheapOair deal was found by Cheapflights users on 7/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:10 pm
STL
- CVG
1 stop24h 12m
Frontier
Sun 8/2312:26 pm
CVG
- STL
1 stop5h 56m
Frontier
Deal found 7/26![Frontier logo]()
$269
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
STL
- ORD
1 stop6h 28m
Delta
Mon 8/241:59 pm
ORD
- STL
1 stop6h 43m
Delta
Deal found 7/26![Delta logo]()
$188
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Sat 8/221:05 pm
STL
- SDF
1 stop5h 01m
United Airlines
Sat 8/299:00 am
SDF
- STL
1 stop6h 57m
United Airlines
Deal found 7/25![United Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 7/25. 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.
Sat 8/226:30 am
STL
- ORD
1 stop4h 12m
Delta
Sat 8/292:30 pm
ORD
- STL
1 stop6h 12m
Delta
Deal found 7/25![Delta logo]()
$193
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 8/268:40 am
STL
- CVG
1 stop4h 31m
United Airlines
Wed 8/266:26 pm
CVG
- STL
1 stop5h 33m
United Airlines
Deal found 7/26![United Airlines logo]()
$274
Last-minute flights from St. Louis to IndianaDiscover last-minute flight deals from St. Louis to Indiana. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Indiana. Data last updated July 29, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 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
Fri 8/2112:26 pm
CVG
- STL
1 stop5h 56m
Frontier
Deal found 7/25![Frontier logo]()
$148
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 8/148:50 am
STL
- ORD
Nonstop1h 36m
United Airlines
Sat 8/159:30 pm
ORD
- STL
Nonstop1h 29m
United Airlines
Deal found 7/24![United Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 7/25. 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 8/157:50 am
STL
- MDW
2 stops5h 30m
Southwest
Tue 8/186:00 am
MDW
- STL
1 stop4h 55m
Southwest
Deal found 7/25![Southwest logo]()
$159
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 8/1510:33 am
STL
- ORD
1 stop5h 44m
Delta
Mon 8/171:41 pm
ORD
- STL
1 stop7h 01m
Delta
Deal found 7/24![Delta logo]()
$167
This Southwest deal was found by Cheapflights users on 7/24. 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.
Sat 8/155:45 am
STL
- MDW
Nonstop1h 05m
Southwest
Sat 8/159:55 am
MDW
- STL
Nonstop1h 10m
Southwest
Deal found 7/24![Southwest logo]()
$183
This KAYAK deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/1712:59 pm
STL
- ORD
Nonstop1h 31m
United Airlines
Thu 8/202:07 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 7/27![United Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/206:15 pm
STL
- MDW
Nonstop1h 05m
Southwest
Mon 8/247:55 am
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 7/29![Southwest logo]()
$117
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/206:00 am
STL
- ORD
Nonstop1h 34m
American Airlines
Mon 8/2411:00 pm
ORD
- STL
Nonstop1h 14m
American Airlines
Deal found 7/29![American Airlines logo]()
$118
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/256:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Tue 9/12:07 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 7/28![United Airlines logo]()
$117
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/252:10 pm
STL
- ORD
1 stop6h 20m
Delta
Mon 8/311:59 pm
ORD
- STL
1 stop6h 43m
Delta
Deal found 7/28![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/265:30 pm
STL
- ORD
Nonstop1h 31m
United Airlines
Tue 9/12:07 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 7/25![United Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 7/26. 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 8/272:20 pm
STL
- MDW
Nonstop1h 05m
Southwest
Sat 8/299:55 am
MDW
- STL
2 stops6h 45m
Southwest
Deal found 7/26![Southwest logo]()
$132
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 July 29, 2026.
Search for one-way flight options from St. Louis to Indiana. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 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 24m
Frontier
Deal found 7/25![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/206:17 pm
STL
- IND
1 stop22h 09m
Frontier
Deal found 7/28![Frontier logo]()
$57
This Southwest deal was found by Cheapflights users on 7/24. 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.
Sat 8/155:45 am
STL
- MDW
Nonstop1h 05m
Southwest
Deal found 7/24![Southwest logo]()
$59
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 10/111:01 am
STL
- ORD
Nonstop1h 28m
American Airlines
Deal found 7/25![American Airlines logo]()
$59
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 8/188:07 pm
STL
- ORD
Nonstop1h 33m
American Airlines
Deal found 7/26![American Airlines logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/154:57 pm
STL
- CVG
1 stop17h 16m
Frontier
Deal found 7/27![Frontier logo]()
$63
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 9/118:00 am
STL
- ORD
Nonstop1h 34m
United Airlines
Deal found 7/26![United Airlines logo]()
$64
This Southwest deal was found by Cheapflights users on 7/25. 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 10/248:55 am
STL
- MDW
2 stops6h 20m
Southwest
Deal found 7/25![Southwest logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:34 pm
STL
- IND
1 stop15h 51m
Frontier
Deal found 7/24![Frontier logo]()
$79
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/281:55 pm
STL
- MDW
1 stop4h 38m
Delta
Deal found 7/28![Delta logo]()
$79
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/266:40 am
STL
- ORD
1 stop3h 57m
Delta
Deal found 7/28![Delta logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 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
Deal found 7/25![Frontier logo]()
$80
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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $116 (Kiwi.com) |
One-way from | $53 (Kiwi.com) |
Popular in | March |
Cheapest in | August |
Average price | $346 |
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 July 29, 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
Quickest round-trip
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Tue 9/22
12:50 pm-1:55 pm
Nonstop1h 05m
Chicago Midway
Mon 9/28
8:55 pm-10:10 pm
Nonstop1h 15m
$117
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Tue 8/25
6:54 pm-8:30 pm
Nonstop1h 36m
Chicago O'Hare Intl
Mon 8/31
10:29 am-12:02 pm
Nonstop1h 33m
$117
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Tue 8/25
6:30 am-7:35 am
Nonstop1h 05m
Chicago Midway
Tue 9/1
4:40 pm-5:55 pm
Nonstop1h 15m
$117
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Tue 9/1
10:25 am-2:25 pm
1 stop4h 00m
Chicago Midway
Tue 9/1
8:30 pm-9:40 pm
Nonstop1h 10m
$127
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Mon 9/7
6:15 pm-7:20 pm
Nonstop1h 05m
Chicago Midway
Mon 9/14
4:25 pm-7:55 pm
1 stop3h 30m
$127
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 10/10
3:00 pm-7:40 pm
1 stop4h 40m
Chicago Midway
Tue 10/13
9:40 am-10:50 am
Nonstop1h 10m
$127
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Mon 11/16
11:00 am-12:10 pm
Nonstop1h 10m
Chicago Midway
Thu 11/19
1:55 pm-6:50 pm
1 stop4h 55m
$127
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 9/5
8:25 am-9:30 am
Nonstop1h 05m
Chicago Midway
Mon 9/7
6:20 am-9:30 am
1 stop3h 10m
$127
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 8/15
10:10 am-2:20 pm
1 stop4h 10m
Chicago Midway
Tue 8/18
3:10 pm-8:40 pm
1 stop5h 30m
$137
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 9/5
3:00 pm-7:40 pm
1 stop4h 40m
Chicago Midway
Tue 9/8
8:55 am-12:55 pm
1 stop4h 00m
$137
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-MDW
STL-ORD
STL-DAY
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-MDW
STL-ORD
No data available for this route at this time. Please check back soon.
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 July 29, 2026.
Peruse reviews from past customers who have flown with United 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.
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Comfort
7.3
Crew
8.1
Food
6.6
Overall
7.4
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - 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 July 29, 2026.
Popular flight searches
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St. Louis to Indiana flights
Consider these flights traveling from St. Louis to Indiana.
Top airline flying from St. Louis to Indiana
Discover the top airline 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$288 | FlexibilityNo cancel fee | On-time69% |