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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$64 CHEAP FLIGHTS from Indiana to St. Louis

STL

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$117

Overall average: $323

American Airlines

Tue 1/6Tue 1/13

ORD - STL • Non-stop

Cheapest one-way

$64

Typical prices: $205-$253

Frontier

Fri 2/6

CVG - STL • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to St. Louis!

Flight Deals

Cheap Flights from Indiana to St. Louis

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Indiana to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Tue, Jan 6 - Tue, Jan 13

7:50 pm - 9:15 pm

ORD

STL

1h 25mnonstop

11:05 am - 12:34 pm

STL

ORD

1h 29mnonstop

$117American Airlines

Wed, Jan 7 - Wed, Jan 14

4:49 pm - 2:48 pm

ORD

STL

21h 59m1 stop

8:32 pm - 12:08 pm

STL

ORD

15h 36m1 stop

$132Frontier

Tue, Jan 20 - Tue, Jan 27

2:53 pm - 6:51 am

ORD

STL

15h 58m1 stop

5:42 pm - 5:52 pm

STL

ORD

24h 10m1 stop

$133Multiple Airlines

Thu, Jan 22 - Fri, Jan 23

5:39 pm - 10:23 am

CVG

STL

17h 44m1 stop

5:42 pm - 3:03 pm

STL

CVG

20h 21m1 stop

$137Frontier

Tue, Feb 3 - Sat, Feb 28

6:10 am - 7:35 am

MDW

STL

1h 25mnonstop

6:10 am - 7:20 am

STL

MDW

1h 10mnonstop

$144Southwest

Tue, Feb 3 - Sat, Feb 28

8:15 am - 1:35 pm

MDW

STL

5h 20m1 stop

6:45 pm - 7:55 pm

STL

MDW

1h 10mnonstop

$154Southwest

Tue, Feb 3 - Tue, Mar 3

6:14 pm - 11:37 pm

MDW

STL

5h 23m1 stop

6:35 am - 12:46 pm

STL

MDW

6h 11m1 stop

$157Delta

Tue, Jan 6 - Tue, Jan 13

7:16 pm - 11:25 pm

MDW

STL

4h 09m1 stop

6:10 am - 12:48 pm

STL

MDW

6h 38m2 stops

$162Delta

Fri, Feb 13 - Mon, Feb 16

6:25 pm - 10:59 pm

FWA

STL

5h 34m1 stop

7:41 am - 1:04 pm

STL

FWA

4h 23m1 stop

$229United Airlines

Sat, Jan 17 - Tue, Jan 20

4:41 pm - 9:13 pm

SBN

STL

5h 32m1 stop

11:20 am - 4:06 pm

STL

SBN

3h 46m1 stop

$245United Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$64

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly and prices are also 1% lower on average.

Flight from Cincinnati 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.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Shrewsbury

Glencoe

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

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

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

St. Louis (STL)

STL

$64 Find Cheap Flights from Indiana to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Everything you should know

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

FAQs for booking flights from Indiana 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.

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