$90+ Cheap flights from St. Louis to Indianapolis (STL - IND)
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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — IND
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Cheapest flights from St. Louis to IndianapolisExplore the most affordable flight options available from St. Louis to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
Explore the most affordable flight options available from St. Louis to Indianapolis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2026.
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 6/11. 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 Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/151:40 pm
STL
- IND
1 stop7h 00m
Southwest
Wed 9/165:00 pm
IND
- STL
1 stop5h 40m
Southwest
Deal found 6/9![Southwest logo]()
$221
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.
Wed 7/84:09 pm
STL
- IND
1 stop16h 54m
Frontier
Wed 7/158:53 pm
IND
- STL
1 stop23h 30m
Frontier
Deal found 6/10![Frontier logo]()
$242
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 6/11. 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.
Tue 9/1512:45 pm
STL
- IND
2 stops8h 35m
Southwest
Thu 9/245:25 am
IND
- STL
1 stop7h 10m
Southwest
Deal found 6/11![Southwest logo]()
$248
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.
Tue 9/81:40 pm
STL
- IND
1 stop7h 00m
Southwest
Thu 9/101:25 pm
IND
- STL
2 stops7h 30m
Southwest
Deal found 6/11![Southwest logo]()
$257
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.
Wed 7/84:09 pm
STL
- IND
1 stop16h 54m
Frontier
Fri 7/108:53 pm
IND
- STL
1 stop23h 30m
Frontier
Deal found 6/10![Frontier logo]()
$262
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/124:09 pm
STL
- IND
1 stop16h 49m
Frontier
Sun 7/1911:00 am
IND
- STL
1 stop13h 59m
Frontier
Deal found 6/12![Frontier logo]()
$268
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.
Thu 7/166:34 pm
STL
- IND
1 stop15h 51m
Frontier
Mon 7/2010:00 pm
IND
- STL
1 stop17h 56m
Frontier
Deal found 6/10![Frontier logo]()
$269
Best flights from St. Louis to IndianapolisDiscover carefully curated flight deals from St. Louis to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from St. Louis to Indianapolis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 9/151:40 pm
STL
- IND
1 stop7h 00m
Southwest
Wed 9/165:00 pm
IND
- STL
1 stop5h 40m
Southwest
Deal found 6/9![Southwest logo]()
$221
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 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 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.
Tue 9/86:45 am
STL
- IND
1 stop5h 43m
Delta
Thu 9/108:00 am
IND
- STL
1 stop6h 17m
Delta
Deal found 6/13![Delta logo]()
$311
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.
Thu 7/166:34 pm
STL
- IND
1 stop15h 51m
Frontier
Mon 7/2010:00 pm
IND
- STL
2 stops20h 37m
Frontier
Deal found 6/10![Frontier logo]()
$290
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.
Fri 9/118:30 am
STL
- IND
2 stops9h 00m
Southwest
Mon 9/1410:20 am
IND
- STL
1 stop3h 55m
Southwest
Deal found 6/10![Southwest logo]()
$292
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.
Tue 8/185:30 pm
STL
- IND
1 stop3h 30m
United Airlines
Wed 8/197:31 pm
IND
- STL
1 stop4h 28m
United Airlines
Deal found 6/13![United Airlines logo]()
$335
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.
Fri 10/24:25 pm
STL
- IND
2 stops6h 45m
Southwest
Tue 10/611:05 am
IND
- STL
2 stops7h 40m
Southwest
Deal found 6/14![Southwest logo]()
$311
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.
Fri 11/610:15 am
STL
- IND
1 stop6h 55m
Southwest
Sun 11/86:50 am
IND
- STL
1 stop4h 15m
Southwest
Deal found 6/10![Southwest logo]()
$323
Last-minute flights from St. Louis to IndianapolisDiscover last-minute flight deals from St. Louis to Indianapolis. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Indianapolis. Data last updated June 14, 2026 and is based on user searches.
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:08 pm
STL
- IND
1 stop22h 58m
Frontier
Sun 7/59:03 pm
IND
- STL
1 stop23h 20m
Frontier
Deal found 6/11![Frontier logo]()
$282
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.
Wed 7/84:09 pm
STL
- IND
1 stop16h 54m
Frontier
Wed 7/158:53 pm
IND
- STL
1 stop23h 30m
Frontier
Deal found 6/10![Frontier logo]()
$242
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.
Wed 7/84:09 pm
STL
- IND
1 stop16h 54m
Frontier
Fri 7/108:53 pm
IND
- STL
1 stop23h 30m
Frontier
Deal found 6/10![Frontier logo]()
$262
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.
Wed 7/81:20 pm
STL
- IND
1 stop4h 55m
Southwest
Wed 7/1512:45 pm
IND
- STL
2 stops6h 40m
Southwest
Deal found 6/10![Southwest logo]()
$300
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:09 pm
STL
- IND
1 stop16h 49m
Frontier
Thu 7/169:03 pm
IND
- STL
1 stop23h 20m
Frontier
Deal found 6/11![Frontier logo]()
$280
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 7/104:57 pm
STL
- IND
2 stops17h 31m
Multiple Airlines
Fri 7/1712:20 pm
IND
- STL
1 stop21h 37m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$273
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 Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/124:09 pm
STL
- IND
1 stop16h 49m
Frontier
Sun 7/1911:00 am
IND
- STL
1 stop13h 59m
Frontier
Deal found 6/12![Frontier logo]()
$268
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.
Thu 7/166:34 pm
STL
- IND
1 stop15h 51m
Frontier
Mon 7/2010:00 pm
IND
- STL
1 stop17h 56m
Frontier
Deal found 6/10![Frontier logo]()
$269
One-way flights from St. Louis to IndianapolisSearch for one-way flight options from St. Louis to Indianapolis. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from St. Louis to Indianapolis. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/76:34 pm
STL
- IND
1 stop15h 51m
Frontier
Deal found 6/9![Frontier 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 8/256:33 pm
STL
- IND
1 stop15h 46m
Frontier
Deal found 6/10![Frontier logo]()
$99
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 8/252:50 pm
STL
- IND
2 stops6h 55m
Southwest
Deal found 6/10![Southwest logo]()
$116
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/14:09 pm
STL
- IND
1 stop16h 54m
Frontier
Deal found 6/11![Frontier logo]()
$140
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/134:57 pm
STL
- IND
2 stops39h 51m
Frontier
Deal found 6/13![Frontier logo]()
$143
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.
Wed 7/18:08 pm
STL
- IND
1 stop22h 58m
Frontier
Deal found 6/12![Frontier logo]()
$145
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/54:09 pm
STL
- IND
1 stop16h 49m
Frontier
Deal found 6/10![Frontier logo]()
$146
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.
Fri 7/174:09 pm
STL
- IND
1 stop16h 49m
Frontier
Deal found 6/10![Frontier logo]()
$147
This Southwest deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” 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 7/73:15 pm
STL
- IND
2 stops7h 00m
Southwest
Deal found 6/9![Southwest logo]()
$153
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.
Sat 7/114:09 pm
STL
- IND
1 stop16h 54m
Frontier
Deal found 6/10![Frontier logo]()
$166
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.
Mon 7/1311:30 am
STL
- IND
1 stop5h 55m
Southwest
Deal found 6/13![Southwest logo]()
$169
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.
Sat 7/112:10 pm
STL
- IND
2 stops7h 40m
Southwest
Deal found 6/10![Southwest logo]()
$174
Find flight deals from St. Louis to Indianapolis
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Indianapolis (IND). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $181 (Kiwi.com) |
One-way from | $90 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $546 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Indianapolis 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 14, 2026.
Use the filters below to find and compare flights from St. Louis to Indianapolis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Tue 9/15
1:40 pm-9:40 pm
1 stop7h 00m
Indianapolis
Wed 9/16
5:00 pm-9:40 pm
1 stop5h 40m
$221
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. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Fri 7/10
4:09 pm-9:58 am
1 stop16h 49m
Indianapolis
Fri 7/17
6:32 pm-11:59 pm
1 stop6h 27m
$281
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Thu 7/16
6:34 pm-11:25 am
1 stop15h 51m
Indianapolis
Mon 7/20
10:00 pm-5:37 pm
2 stops20h 37m
$290
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Fri 9/11
8:30 am-6:30 pm
2 stops9h 00m
Indianapolis
Mon 9/14
10:20 am-1:15 pm
1 stop3h 55m
$292
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
$311
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Fri 10/2
4:25 pm-12:10 am
2 stops6h 45m
Indianapolis
Tue 10/6
11:05 am-5:45 pm
2 stops7h 40m
$311
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Fri 11/6
10:15 am-6:10 pm
1 stop6h 55m
Indianapolis
Sun 11/8
6:50 am-10:05 am
1 stop4h 15m
$323
Quickest round-trip
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Tue 8/18
5:30 pm-10:00 pm
1 stop3h 30m
Indianapolis
Wed 8/19
7:31 pm-10:59 pm
1 stop4h 28m
$335
Cheapest one-way
St. LouisIndianapolis
STL - IND
STLIND
Lambert-St Louis
Tue 7/7
6:34 pm-11:25 am
1 stop15h 51m
$90
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Indianapolis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Indianapolis in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Indianapolis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Indianapolis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Indianapolis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Indianapolis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Indianapolis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Indianapolis
Have a flexible travel schedule? Discover the best time to fly to Indianapolis from St. Louis with our price prediction graph.
STL-IND
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 Indianapolis
Reviews of airlines servicing Indianapolis
Get insights into the airlines that provide service to Indianapolis. 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 Indianapolis. Reviews last updated June 14, 2026.
See what other customers who have flown with American Airlines from St. Louis to Indianapolis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.2
Boarding
7.5
Entertainment
6.9
Overall
7.1
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Comfort
7.2
Boarding
7.5
Entertainment
6.9
Overall
7.1
Crew
7.9
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Indianapolis. 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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Book flights to Indianapolis if you plan to visit one of these locationsTerre Haute
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$185 | Average$297 | FlexibilityNo cancel fee | On-time71% |