How does KAYAK find such low prices on flights from Indiana to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Indiana to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Indiana to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Indiana is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Indiana to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Indiana with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Indiana to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Indiana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$62 CHEAP FLIGHTS from Indiana to St. Louis

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Flight Deals

Cheap Flights from Indiana to St. Louis

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Indiana to St. Louis

Wed, Nov 25 - Wed, Dec 2

10:30 pm - 7:54 amIND Indianapolis-STL Lambert-St Louis

10h 24m1 stop Dallas/Fort Worth

7:58 pm - 5:52 pmSTL Lambert-St Louis-IND Indianapolis

20h 54m1 stop Denver Intl

$210Frontier

Sat, Nov 21 - Mon, Nov 23

6:15 pm - 11:59 pmIND Indianapolis-STL Lambert-St Louis

6h 44m1 stop Orlando

6:05 pm - 10:01 amSTL Lambert-St Louis-IND Indianapolis

14h 56m1 stop Orlando

$224Frontier

Wed, Nov 18 - Wed, Nov 25

4:03 pm - 10:45 amIND Indianapolis-STL Lambert-St Louis

19h 42m1 stop Denver Intl

6:05 pm - 10:01 amSTL Lambert-St Louis-IND Indianapolis

14h 56m1 stop Orlando

$230Frontier

Wed, Nov 11 - Sat, Nov 14

6:00 am - 10:32 amIND Indianapolis-STL Lambert-St Louis

5h 32m1 stop Chicago O'Hare Intl

1:08 pm - 5:52 pmSTL Lambert-St Louis-IND Indianapolis

3h 44m1 stop Chicago O'Hare Intl

$239United Airlines

Mon, Nov 23 - Thu, Nov 26

4:30 pm - 9:40 pmIND Indianapolis-STL Lambert-St Louis

6h 10m1 stop Chicago O'Hare Intl

7:30 am - 12:47 pmSTL Lambert-St Louis-IND Indianapolis

4h 17m1 stop Chicago O'Hare Intl

$239United Airlines

Thu, Nov 12 - Sat, Nov 14

9:03 pm - 11:59 pmIND Indianapolis-STL Lambert-St Louis

3h 56m1 stop Chicago O'Hare Intl

5:16 pm - 11:03 pmSTL Lambert-St Louis-IND Indianapolis

4h 47m1 stop Chicago O'Hare Intl

$239American Airlines

Wed, Nov 11 - Sat, Nov 14

2:10 pm - 7:25 pmIND Indianapolis-STL Lambert-St Louis

6h 15m2 stops Baltimore/Washington Pittsburgh

4:10 pm - 10:20 pmSTL Lambert-St Louis-IND Indianapolis

5h 10m1 stop Baltimore/Washington

$244Southwest

Thu, Dec 3 - Sun, Dec 6

2:41 pm - 6:49 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 08m1 stop Chicago O'Hare Intl

11:37 am - 4:34 pmSTL Lambert-St Louis-SBN South Bend/Michiana

3h 57m1 stop Chicago O'Hare Intl

$283American Airlines

Thu, Dec 3 - Sun, Dec 6

2:41 pm - 6:49 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 08m1 stop Chicago O'Hare Intl

7:27 am - 2:11 pmSTL Lambert-St Louis-SBN South Bend/Michiana

5h 44m1 stop Chicago O'Hare Intl

$283American Airlines

Fri, Nov 13 - Sun, Nov 15

4:39 pm - 7:23 pmSBN South Bend/Michiana-STL Lambert-St Louis

3h 44m1 stop Chicago O'Hare Intl

5:00 am - 9:50 amSTL Lambert-St Louis-SBN South Bend/Michiana

3h 50m1 stop Chicago O'Hare Intl

$309United Airlines

Recent last minute flight deals from Indiana to St. Louis

Thu, Oct 29 - Mon, Nov 2

11:27 am - 3:43 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 16m1 stop Chicago O'Hare Intl

3:15 pm - 8:25 pmSTL Lambert-St Louis-SBN South Bend/Michiana

4h 10m1 stop Chicago O'Hare Intl

$359United Airlines

Thu, Oct 29 - Mon, Nov 2

8:23 am - 1:53 pmSBN South Bend/Michiana-STL Lambert-St Louis

6h 30m1 stop Detroit Metropolitan Wayne County

6:21 am - 2:30 pmSTL Lambert-St Louis-SBN South Bend/Michiana

7h 09m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

$474Delta

Thu, Oct 29 - Mon, Nov 2

3:11 pm - 11:54 pmSBN South Bend/Michiana-STL Lambert-St Louis

9h 43m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

12:00 pm - 8:52 pmSTL Lambert-St Louis-SBN South Bend/Michiana

7h 52m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$589Delta

Sun, Nov 1 - Mon, Nov 2

6:02 am - 12:02 pmSBN South Bend/Michiana-STL Lambert-St Louis

7h 00m1 stop Charlotte Douglas

11:35 am - 5:06 pmSTL Lambert-St Louis-SBN South Bend/Michiana

4h 31m1 stop Chicago O'Hare Intl

$717American Airlines

Thu, Oct 29 - Fri, Oct 30

12:46 pm - 6:09 pmIND Indianapolis-STL Lambert-St Louis

6h 23m1 stop Chicago O'Hare Intl

8:30 am - 3:00 pmSTL Lambert-St Louis-IND Indianapolis

5h 30m1 stop Chicago O'Hare Intl

$717United Airlines

Thu, Oct 29 - Fri, Oct 30

6:00 am - 8:55 amIND Indianapolis-STL Lambert-St Louis

3h 55m1 stop Chicago O'Hare Intl

1:00 pm - 7:22 pmSTL Lambert-St Louis-IND Indianapolis

5h 22m1 stop Washington, D.C. Dulles Intl

$719United Airlines

Fri, Oct 30 - Sun, Nov 1

5:25 pm - 9:12 pmIND Indianapolis-STL Lambert-St Louis

4h 47m1 stop Atlanta Hartsfield-Jackson

6:47 am - 11:32 amSTL Lambert-St Louis-IND Indianapolis

3h 45m1 stop Detroit Metropolitan Wayne County

$721Delta

Thu, Oct 29 - Fri, Oct 30

6:00 am - 8:55 amIND Indianapolis-STL Lambert-St Louis

3h 55m1 stop Chicago O'Hare Intl

1:00 pm - 7:22 pmSTL Lambert-St Louis-IND Indianapolis

5h 22m1 stop Washington, D.C. Dulles Intl

$721United Airlines

Fri, Oct 30 - Sun, Nov 1

11:25 am - 11:16 pmIND Indianapolis-STL Lambert-St Louis

12h 51m1 stop Orlando

1:35 pm - 12:43 pmSTL Lambert-St Louis-IND Indianapolis

46h 08m2 stops Dallas/Fort Worth Fort Lauderdale

$724Multiple Airlines

Tue, Oct 27 - Wed, Oct 28

6:40 am - 10:32 amSBN South Bend/Michiana-STL Lambert-St Louis

4h 52m1 stop Chicago O'Hare Intl

8:30 am - 4:01 pmSTL Lambert-St Louis-SBN South Bend/Michiana

6h 31m1 stop Chicago O'Hare Intl

$757United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$62

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Indianapolis to St. Louis

How does KAYAK find such low prices on flights from Indiana to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Indiana to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Indiana to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Indiana is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Indiana to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Indiana with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Indiana to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Indiana up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.