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.

$61 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

Tue, Dec 1 - Wed, Dec 2

7:19 pm - 11:10 amIND Indianapolis-STL Lambert-St Louis

16h 51m1 stop Atlanta Hartsfield-Jackson

7:58 pm - 10:08 amSTL Lambert-St Louis-IND Indianapolis

13h 10m2 stops Denver Intl Orlando

$187Frontier

Tue, Dec 1 - Wed, Dec 2

1:20 pm - 11:10 amIND Indianapolis-STL Lambert-St Louis

22h 50m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

6:13 pm - 7:07 pmSTL Lambert-St Louis-IND Indianapolis

23h 54m2 stops Orlando Atlanta Hartsfield-Jackson

$222Frontier

Thu, Nov 19 - Mon, Nov 23

7:25 pm - 5:40 pmIND Indianapolis-STL Lambert-St Louis

23h 15m2 stops Orlando Atlanta Hartsfield-Jackson

6:35 pm - 6:35 pmSTL Lambert-St Louis-IND Indianapolis

23h 00m1 stop Atlanta Hartsfield-Jackson

$225Frontier

Tue, Dec 1 - Wed, Dec 2

11:04 am - 8:07 pmIND Indianapolis-STL Lambert-St Louis

10h 03m1 stop Orlando

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

20h 54m1 stop Denver Intl

$228Frontier

Sun, Dec 6 - Sat, Dec 12

7:54 pm - 10:59 pmSBN South Bend/Michiana-STL Lambert-St Louis

4h 05m1 stop Chicago O'Hare Intl

5:15 am - 11:37 amSTL Lambert-St Louis-SBN South Bend/Michiana

5h 22m1 stop Chicago O'Hare Intl

$283United Airlines

Tue, Nov 24 - Sat, Nov 28

5:25 am - 8:55 amFWA Fort Wayne-STL Lambert-St Louis

4h 30m1 stop Chicago O'Hare Intl

5:00 am - 10:54 amSTL Lambert-St Louis-FWA Fort Wayne

4h 54m1 stop Chicago O'Hare Intl

$319United Airlines

Sat, Nov 28 - Sat, Dec 5

5:25 pm - 8:02 pmSBN South Bend/Michiana-STL Lambert-St Louis

3h 37m1 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

$319American Airlines

Sat, Dec 12 - Mon, Dec 14

5:23 am - 10:55 amFWA Fort Wayne-STL Lambert-St Louis

6h 32m1 stop Chicago O'Hare Intl

6:02 am - 11:07 amSTL Lambert-St Louis-FWA Fort Wayne

4h 05m1 stop Chicago O'Hare Intl

$319American Airlines

Thu, Nov 26 - Sun, Nov 29

5:25 am - 8:55 amFWA Fort Wayne-STL Lambert-St Louis

4h 30m1 stop Chicago O'Hare Intl

6:00 am - 10:54 amSTL Lambert-St Louis-FWA Fort Wayne

3h 54m1 stop Chicago O'Hare Intl

$319United Airlines

Wed, Dec 23 - Mon, Dec 28

5:43 am - 8:29 amFWA Fort Wayne-STL Lambert-St Louis

3h 46m1 stop Chicago O'Hare Intl

8:22 pm - 12:52 amSTL Lambert-St Louis-FWA Fort Wayne

3h 30m1 stop Chicago O'Hare Intl

$329American Airlines

Recent last minute flight deals from Indiana to St. Louis

Fri, Nov 6 - Sun, Nov 8

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

12h 51m1 stop Orlando

12:14 pm - 6:37 pmSTL Lambert-St Louis-IND Indianapolis

5h 23m1 stop Dallas/Fort Worth

$360Frontier

Thu, Nov 5 - Mon, Nov 9

3:33 pm - 6:09 pmSBN South Bend/Michiana-STL Lambert-St Louis

3h 36m1 stop Chicago O'Hare Intl

6:50 pm - 11:31 pmSTL Lambert-St Louis-SBN South Bend/Michiana

3h 41m1 stop Chicago O'Hare Intl

$369United Airlines

Wed, Nov 4 - Wed, Nov 11

7:05 am - 10:38 amFWA Fort Wayne-STL Lambert-St Louis

4h 33m1 stop Minneapolis St Paul

6:00 am - 12:25 pmSTL Lambert-St Louis-FWA Fort Wayne

5h 25m1 stop Atlanta Hartsfield-Jackson

$369Delta

Fri, Nov 6 - Wed, Nov 11

5:59 pm - 11:54 pmFWA Fort Wayne-STL Lambert-St Louis

6h 55m1 stop Atlanta Hartsfield-Jackson

5:48 pm - 11:23 pmSTL Lambert-St Louis-FWA Fort Wayne

4h 35m1 stop Atlanta Hartsfield-Jackson

$369Delta

Mon, Nov 2 - Wed, Nov 11

5:59 pm - 11:54 pmFWA Fort Wayne-STL Lambert-St Louis

6h 55m1 stop Atlanta Hartsfield-Jackson

5:48 pm - 11:23 pmSTL Lambert-St Louis-FWA Fort Wayne

4h 35m1 stop Atlanta Hartsfield-Jackson

$379Delta

Wed, Nov 4 - Sun, Nov 8

5:30 am - 10:53 amFWA Fort Wayne-STL Lambert-St Louis

6h 23m1 stop Chicago O'Hare Intl

11:35 am - 6:37 pmSTL Lambert-St Louis-FWA Fort Wayne

6h 02m1 stop Chicago O'Hare Intl

$389American Airlines

Wed, Nov 4 - Sun, Nov 8

7:30 am - 10:32 amFWA Fort Wayne-STL Lambert-St Louis

4h 02m1 stop Chicago O'Hare Intl

6:50 pm - 11:34 pmSTL Lambert-St Louis-FWA Fort Wayne

3h 44m1 stop Chicago O'Hare Intl

$389United Airlines

Thu, Nov 5 - Sun, Nov 8

2:20 pm - 6:09 pmFWA Fort Wayne-STL Lambert-St Louis

4h 49m1 stop Chicago O'Hare Intl

6:00 am - 10:54 amSTL Lambert-St Louis-FWA Fort Wayne

3h 54m1 stop Chicago O'Hare Intl

$389United Airlines

Thu, Nov 5 - Tue, Nov 10

7:11 pm - 11:55 pmFWA Fort Wayne-STL Lambert-St Louis

5h 44m1 stop Chicago O'Hare Intl

6:00 am - 10:58 amSTL Lambert-St Louis-FWA Fort Wayne

3h 58m1 stop Chicago O'Hare Intl

$479American Airlines

Thu, Nov 5 - Mon, Nov 9

7:11 pm - 10:15 pmFWA Fort Wayne-STL Lambert-St Louis

4h 04m1 stop Chicago O'Hare Intl

6:00 am - 10:58 amSTL Lambert-St Louis-FWA Fort Wayne

3h 58m1 stop Chicago O'Hare Intl

$479American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$61

Best time to beat the crowds with an average 7% 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.