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 2 - Fri, Oct 9

7:18 pm - 8:44 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

$151American Airlines

Wed, Oct 14 - Sat, Oct 17

12:43 pm - 5:40 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

5h 57m1 stop Atlanta Hartsfield-Jackson

7:42 pm - 11:38 amSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

38h 56m2 stops Denver Intl Atlanta Hartsfield-Jackson

$155Frontier

Thu, Oct 29 - Mon, Nov 2

6:20 am - 12:08 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

5h 48m1 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 10 - Mon, Oct 12

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

4h 28m1 stop Detroit Metropolitan Wayne County

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

6h 12m1 stop Detroit Metropolitan Wayne County

$157Delta

Wed, Oct 14 - Sat, Oct 17

12:43 pm - 5:40 pmCVG Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis

5h 57m1 stop Atlanta Hartsfield-Jackson

7:42 pm - 3:27 pmSTL Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky

18h 45m1 stop Denver Intl

$157Frontier

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

Tue, Sep 29 - Thu, Oct 1

12:45 pm - 2:17 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 32mnonstop

6:00 am - 7:36 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 36mnonstop

$184United Airlines

Mon, Sep 28 - Thu, Oct 1

11:05 pm - 12:27 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 22mnonstop

5:00 am - 6:29 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 29mnonstop

$187American Airlines

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

$188Southwest

Fri, Nov 20 - Tue, Dec 1

11:10 am - 12:20 pmMDW Chicago Midway-STL Lambert-St Louis

1h 10mnonstop

2:25 pm - 3:30 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$193Southwest

Recent last minute flight deals from Indiana to St. Louis

Fri, Sep 11 - Mon, Sep 14

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

6h 45m1 stop Atlanta Hartsfield-Jackson

2:29 pm - 11:44 pmSTL Lambert-St Louis-MDW Chicago Midway

9h 15m1 stop Atlanta Hartsfield-Jackson

$300Frontier

Wed, Sep 9 - Wed, Sep 9

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

$306Frontier

Fri, Sep 11 - Tue, Sep 15

5:59 pm - 11:42 pmFWA Fort Wayne-STL Lambert-St Louis

6h 43m1 stop Atlanta Hartsfield-Jackson

4:59 pm - 11:30 pmSTL Lambert-St Louis-FWA Fort Wayne

5h 31m1 stop Atlanta Hartsfield-Jackson

$369Delta

Thu, Sep 10 - Thu, Sep 17

7:05 am - 10:23 amFWA Fort Wayne-STL Lambert-St Louis

4h 18m1 stop Minneapolis St Paul

6:40 am - 1:38 pmSTL Lambert-St Louis-FWA Fort Wayne

5h 58m1 stop Detroit Metropolitan Wayne County

$369Delta

Fri, Sep 11 - Sun, Sep 13

7:09 pm - 12:27 amDAY Dayton-STL Lambert-St Louis

6h 18m1 stop Chicago O'Hare Intl

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

5h 49m1 stop Chicago O'Hare Intl

$375American Airlines

Thu, Sep 10 - Fri, Sep 11

3:30 pm - 9:45 pmIND Indianapolis-STL Lambert-St Louis

7h 15m1 stop Baltimore/Washington

6:05 am - 12:10 pmSTL Lambert-St Louis-IND Indianapolis

5h 05m1 stop Chicago Midway

$391Southwest

Thu, Sep 10 - Fri, Sep 11

4:10 pm - 10:30 pmIND Indianapolis-STL Lambert-St Louis

7h 20m1 stop Orlando

6:15 pm - 10:40 pmSTL Lambert-St Louis-IND Indianapolis

3h 25m1 stop Chicago Midway

$391Southwest

Wed, Sep 9 - Wed, Sep 9

2:07 pm - 3:38 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 31mnonstop

5:30 pm - 7:01 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$400United Airlines

Fri, Sep 11 - Sat, Sep 12

11:05 pm - 12:27 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 22mnonstop

1:49 pm - 3:30 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 41mnonstop

$405American Airlines

Fri, Sep 11 - Sat, Sep 12

9:30 pm - 10:59 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 29mnonstop

5:30 pm - 7:01 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 31mnonstop

$405United Airlines

Recent direct flight deals from Indiana to St. Louis

Fri, Oct 2 - Fri, Oct 9

7:18 pm - 8:44 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

$151American 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

Tue, Sep 29 - Thu, Oct 1

12:45 pm - 2:17 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 32mnonstop

6:00 am - 7:36 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 36mnonstop

$184United Airlines

Tue, Nov 3 - Thu, Nov 5

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

1h 31mnonstop

6:50 pm - 8:19 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 29mnonstop

$184United Airlines

Mon, Sep 28 - Thu, Oct 1

11:05 pm - 12:27 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 22mnonstop

5:00 am - 6:29 amSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 29mnonstop

$187American Airlines

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

$188Southwest

Fri, Nov 20 - Tue, Dec 1

11:10 am - 12:20 pmMDW Chicago Midway-STL Lambert-St Louis

1h 10mnonstop

2:25 pm - 3:30 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 05mnonstop

$193Southwest

Sun, Oct 18 - Wed, Oct 21

9:30 pm - 10:45 pmMDW Chicago Midway-STL Lambert-St Louis

1h 15mnonstop

8:50 pm - 10:00 pmSTL Lambert-St Louis-MDW Chicago Midway

1h 10mnonstop

$242Southwest

Sat, Oct 17 - Sun, Oct 18

11:05 am - 12:35 pmORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 30mnonstop

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

1h 31mnonstop

$242American Airlines

Sun, Oct 18 - Wed, Oct 21

11:00 pm - 12:19 amORD Chicago O'Hare Intl-STL Lambert-St Louis

1h 19mnonstop

5:27 pm - 7:05 pmSTL Lambert-St Louis-ORD Chicago O'Hare Intl

1h 38mnonstop

$242American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$59

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly with an average 8% 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.