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

Thu, Sep 10 - Mon, Sep 14

12:43 pm - 1:10 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

25h 27m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 11:38 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

20h 09m1 stop Atlanta Hartsfield-Jackson

$113Frontier

Thu, Sep 10 - Mon, Sep 14

12:43 pm - 1:10 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

25h 27m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 11:38 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

20h 09m1 stop Atlanta Hartsfield-Jackson

$114Frontier

Tue, Sep 15 - Fri, Sep 18

2:40 pm - 8:00 pmMDW Chicago Midway-STL Lambert-St Louis

5h 20m1 stop Raleigh-Durham

4:15 pm - 9:00 pmSTL Lambert-St Louis-MDW Chicago Midway

4h 45m1 stop Baltimore/Washington

$154Southwest

Fri, Oct 9 - Sat, Oct 10

8:00 pm - 12:35 amMDW Chicago Midway-STL Lambert-St Louis

4h 35m1 stop Dallas Love Field

3:00 pm - 7:40 pmSTL Lambert-St Louis-MDW Chicago Midway

4h 40m1 stop Washington, D.C. Reagan-National

$154Southwest

Sat, Oct 24 - Mon, Oct 26

9:59 am - 4:38 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

6h 39m1 stop Minneapolis St Paul

5:35 pm - 9:27 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

3h 52m1 stop Minneapolis St Paul

$157Delta

Sat, Oct 3 - Sat, Oct 10

6:10 am - 10:34 amORD Chicago O'Hare Intl-STL Lambert-St Louis

4h 24m1 stop Minneapolis St Paul

6:47 am - 12:59 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

6h 12m1 stop Detroit Metropolitan Wayne County

$157Delta

Tue, Oct 13 - Thu, Oct 15

4:50 pm - 6:16 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 26mnonstop

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

1h 31mnonstop

$175American Airlines

Tue, Sep 8 - Thu, Sep 10

2:13 pm - 3:44 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

8:30 am - 10:05 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 35mnonstop

$184United Airlines

Mon, Sep 28 - Tue, Sep 29

7:50 pm - 9:21 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

$184United Airlines

Mon, Jan 18 - Tue, Jan 26

9:30 am - 10:51 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

$186American Airlines

Recent last minute flight deals from Indiana to St. Louis

Sun, Aug 23 - Sun, Aug 30

8:11 pm - 5:50 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

21h 39m1 stop Las Vegas Harry Reid Intl

7:58 pm - 1:36 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

17h 38m1 stop Denver Intl

$330Frontier

Sat, Aug 22 - Mon, Aug 24

8:30 pm - 7:13 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

23h 43m1 stop Denver Intl

7:58 pm - 7:35 pmSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

22h 37m1 stop Denver Intl

$360Frontier

Sat, Aug 22 - Mon, Aug 24

6:00 am - 10:12 amDAY Dayton-STL Lambert-St Louis

5h 12m1 stop Chicago O'Hare Intl

6:54 pm - 11:59 pmSTL Lambert-St Louis-DAY Dayton

4h 05m1 stop Chicago O'Hare Intl

$369United Airlines

Sat, Aug 22 - Mon, Aug 24

12:47 pm - 6:57 pmDAY Dayton-STL Lambert-St Louis

7h 10m2 stops Charlotte Douglas Chicago O'Hare Intl

6:00 am - 11:52 amSTL Lambert-St Louis-DAY Dayton

4h 52m1 stop Chicago O'Hare Intl

$416American Airlines

Sun, Aug 23 - Tue, Aug 25

6:00 pm - 7:28 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 28mnonstop

4:54 pm - 6:33 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 39mnonstop

$456American Airlines

Mon, Aug 24 - Tue, Aug 25

1:25 pm - 5:38 pmMDW Chicago Midway-STL Lambert-St Louis

4h 13m1 stop Detroit Metropolitan Wayne County

11:13 am - 6:01 pmSTL Lambert-St Louis-MDW Chicago Midway

6h 48m1 stop Minneapolis St Paul

$467Delta

Sun, Aug 23 - Tue, Aug 25

6:05 am - 11:46 amMDW Chicago Midway-STL Lambert-St Louis

5h 41m1 stop Atlanta Hartsfield-Jackson

2:10 pm - 6:33 pmSTL Lambert-St Louis-MDW Chicago Midway

4h 23m1 stop Detroit Metropolitan Wayne County

$467Delta

Mon, Aug 24 - Thu, Aug 27

10:29 am - 12:02 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 33mnonstop

6:00 am - 7:33 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 33mnonstop

$471United Airlines

Sat, Aug 22 - Sat, Aug 29

6:15 pm - 7:30 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

8:25 am - 9:30 amSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$487Southwest

Sat, Aug 22 - Sat, Aug 22

9:55 am - 11:05 amMDW Chicago Midway-STL Lambert-St Louis

1h 10mnonstop

3:00 pm - 4:05 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$487Southwest

Recent direct flight deals from Indiana to St. Louis

Tue, Oct 13 - Thu, Oct 15

4:50 pm - 6:16 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 26mnonstop

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

1h 31mnonstop

$175American Airlines

Fri, Dec 4 - Sat, Dec 5

11:30 am - 12:40 pmMDW Chicago Midway-STL Lambert-St Louis

1h 10mnonstop

4:20 pm - 5:25 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$183Southwest

Sat, Nov 21 - Mon, Nov 23

7:50 am - 9:10 amMDW Chicago Midway-STL Lambert-St Louis

1h 20mnonstop

5:45 am - 6:55 amSTL Lambert-St Louis-MDW Chicago Midway

1h 10mnonstop

$183Southwest

Tue, Sep 8 - Thu, Sep 10

2:13 pm - 3:44 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

8:30 am - 10:05 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 35mnonstop

$184United Airlines

Mon, Sep 28 - Thu, Oct 1

7:50 pm - 9:21 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

9:04 am - 10:40 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 36mnonstop

$184United Airlines

Mon, Sep 28 - Tue, Sep 29

7:50 pm - 9:21 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

$184United Airlines

Mon, Jan 18 - Sat, Jan 23

9:30 am - 10:51 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 21mnonstop

11:31 am - 12:59 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 28mnonstop

$186American Airlines

Mon, Jan 18 - Mon, Jan 25

9:30 am - 10:51 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 21mnonstop

11:31 am - 12:59 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 28mnonstop

$186American Airlines

Mon, Jan 18 - Thu, Jan 21

9:30 am - 10:51 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

$186American Airlines

Tue, Sep 8 - Thu, Sep 10

4:40 pm - 5:55 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

2:20 pm - 3:30 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 10mnonstop

$187Southwest

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.

Fenton

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

Everything you need to know for your flight to St. Louis

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Complete your trip

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Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

STL

$59 Find Cheap Flights from Indiana to St. Louis - Compare and Save

Cheap Flights from Indiana to St. Louis

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

Recent one-way flight deals from Indiana to St. Louis

Recent last minute flight deals from Indiana to St. Louis

Recent direct flight deals from Indiana to St. Louis

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Indiana to St. Louis

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Indiana

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight