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.

$59 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

Direct

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

Fri, Oct 9 - Sat, Oct 10

10:05 pm - 11:20 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

3:00 pm - 7:45 pmSTL Lambert-St Louis-MDW Chicago Midway

4h 45m1 stop Washington, D.C. Reagan-National

$154Southwest

Thu, Oct 15 - Fri, Oct 16

10:05 pm - 11:20 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

3:55 pm - 9:40 pmSTL Lambert-St Louis-MDW Chicago Midway

5h 45m1 stop Washington, D.C. Reagan-National

$154Southwest

Wed, Oct 21 - Wed, Oct 28

6:21 am - 5:40 pmMDW Chicago Midway-STL Lambert-St Louis

11h 19m1 stop Atlanta Hartsfield-Jackson

6:44 pm - 11:47 pmSTL Lambert-St Louis-MDW Chicago Midway

5h 03m1 stop Atlanta Hartsfield-Jackson

$155Frontier

Wed, Oct 14 - Wed, Oct 21

6:21 am - 5:40 pmMDW Chicago Midway-STL Lambert-St Louis

11h 19m1 stop Atlanta Hartsfield-Jackson

6:35 pm - 11:43 pmSTL Lambert-St Louis-MDW Chicago Midway

5h 08m1 stop Atlanta Hartsfield-Jackson

$155Frontier

Sat, Oct 17 - Sat, Oct 24

11:09 am - 3:37 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

4h 28m1 stop Detroit Metropolitan Wayne County

3:35 pm - 9:27 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

5h 52m1 stop Minneapolis St Paul

$157Delta

Tue, Nov 3 - Tue, Nov 10

5:30 pm - 9:25 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

3h 55m1 stop Minneapolis St Paul

10:20 am - 1:59 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

3h 39m1 stop Detroit Metropolitan Wayne County

$157Delta

Fri, Jan 15 - Fri, Jan 29

10:35 pm - 11:59 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 24mnonstop

5:00 am - 6:36 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 36mnonstop

$171American Airlines

Fri, Oct 16 - Fri, Oct 23

10:40 am - 12:13 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 33mnonstop

8:00 am - 9:31 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$171United Airlines

Sat, Oct 10 - Mon, Oct 12

2:12 pm - 3:43 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

8:00 am - 9:31 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$206United Airlines

Tue, Nov 3 - Tue, Nov 17

6:39 am - 10:53 amIND Indianapolis-STL Lambert-St Louis

5h 14m1 stop Chicago O'Hare Intl

5:29 pm - 11:03 pmSTL Lambert-St Louis-IND Indianapolis

4h 34m1 stop Chicago O'Hare Intl

$227American Airlines

Recent last minute flight deals from Indiana to St. Louis

Mon, Sep 21 - Mon, Oct 5

6:25 am - 1:10 pmMDW Chicago Midway-STL Lambert-St Louis

6h 45m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 11:43 pmSTL Lambert-St Louis-MDW Chicago Midway

9h 14m1 stop Atlanta Hartsfield-Jackson

$316Frontier

Wed, Sep 23 - Wed, Sep 23

6:20 am - 1:10 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

6h 50m1 stop Atlanta Hartsfield-Jackson

8:10 pm - 12:23 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

28h 13m1 stop Denver Intl

$326Frontier

Fri, Sep 25 - Mon, Oct 5

8:25 am - 1:06 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 41m1 stop Detroit Metropolitan Wayne County

3:52 pm - 10:56 pmSTL Lambert-St Louis-SBN South Bend/Michiana

6h 04m1 stop Minneapolis St Paul

$349Delta

Fri, Sep 25 - Sat, Oct 3

8:25 am - 1:06 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 41m1 stop Detroit Metropolitan Wayne County

3:52 pm - 10:56 pmSTL Lambert-St Louis-SBN South Bend/Michiana

6h 04m1 stop Minneapolis St Paul

$349Delta

Fri, Sep 25 - Sun, Sep 27

5:09 pm - 9:21 pmSBN South Bend/Michiana-STL Lambert-St Louis

5h 12m1 stop Chicago O'Hare Intl

6:00 am - 10:57 amSTL Lambert-St Louis-SBN South Bend/Michiana

3h 57m1 stop Chicago O'Hare Intl

$359United Airlines

Fri, Sep 25 - Sun, Sep 27

5:34 am - 10:18 amDAY Dayton-STL Lambert-St Louis

5h 44m1 stop Chicago O'Hare Intl

5:00 am - 11:49 amSTL Lambert-St Louis-DAY Dayton

5h 49m1 stop Chicago O'Hare Intl

$389American Airlines

Sun, Sep 20 - Tue, Oct 20

8:55 am - 10:18 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 23mnonstop

7:29 am - 9:00 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$411American Airlines

Wed, Sep 23 - Sat, Oct 24

6:30 am - 2:20 pmIND Indianapolis-STL Lambert-St Louis

8h 50m1 stop Denver Intl

6:30 am - 3:05 pmSTL Lambert-St Louis-IND Indianapolis

7h 35m1 stop Dallas Love Field

$419Southwest

Wed, Sep 23 - Sat, Oct 24

1:00 pm - 8:45 pmIND Indianapolis-STL Lambert-St Louis

8h 45m2 stops Kansas City Dallas Love Field

6:30 am - 3:05 pmSTL Lambert-St Louis-IND Indianapolis

7h 35m1 stop Dallas Love Field

$424Southwest

Sun, Sep 20 - Tue, Oct 6

7:40 pm - 10:59 pmSBN South Bend/Michiana-STL Lambert-St Louis

4h 19m1 stop Chicago O'Hare Intl

8:00 am - 12:28 pmSTL Lambert-St Louis-SBN South Bend/Michiana

3h 28m1 stop Chicago O'Hare Intl

$429United Airlines

Recent direct flight deals from Indiana to St. Louis

Fri, Jan 15 - Fri, Jan 29

10:35 pm - 11:59 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 24mnonstop

5:00 am - 6:36 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 36mnonstop

$171American Airlines

Fri, Oct 16 - Fri, Oct 23

10:40 am - 12:13 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 33mnonstop

8:00 am - 9:31 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$171United Airlines

Fri, Oct 16 - Fri, Oct 23

7:50 am - 9:00 amMDW Chicago Midway-STL Lambert-St Louis

1h 10mnonstop

6:10 pm - 7:15 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$171Southwest

Sat, Oct 10 - Mon, Oct 12

7:10 pm - 8:25 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

6:10 pm - 7:15 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$198Southwest

Sat, Oct 10 - Mon, Oct 12

7:10 pm - 8:25 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

5:25 am - 6:30 amSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$198Southwest

Sat, Oct 10 - Mon, Oct 12

2:12 pm - 3:43 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

8:00 am - 9:31 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$206United Airlines

Sat, Oct 10 - Mon, Oct 12

2:12 pm - 3:43 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

8:00 am - 9:31 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$208United Airlines

Wed, Nov 4 - Sat, Nov 7

3:20 pm - 4:43 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 23mnonstop

7:26 am - 9:00 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 34mnonstop

$243American Airlines

Wed, Oct 14 - Wed, Oct 21

9:29 am - 10:50 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 21mnonstop

5:00 am - 6:26 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 26mnonstop

$243American Airlines

Wed, Oct 21 - Wed, Oct 28

3:28 pm - 4:53 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 25mnonstop

7:29 am - 9:00 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$243American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$59

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

Most popular time to fly with an average 9% increase in price.

Flight from Chicago Midway Airport 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.