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>

$49 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

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

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

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

Cheapest round-trip

$110

Overall average: $300

Frontier

Thu 1/8Mon 1/12

CVG - STL • 1 stop

Cheapest non-stop

$138

Typical prices: $170-$368

United Airlines

Wed 12/24Thu 12/25

ORD - STL • Non-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

Thu, Jan 8 - Mon, Jan 12

9:20 pm - 7:50 amCVG-STL

11h 30m1 stop

8:45 am - 8:10 pmSTL-CVG

10h 25m1 stop

$110Frontier

Find Deal

Fri, Jan 23 - Sun, Jan 25

12:07 pm - 6:44 pmORD-STL

6h 37m1 stop

4:45 pm - 10:41 amSTL-ORD

17h 56m1 stop

$131Frontier

Find Deal

Wed, Dec 24 - Thu, Dec 25

9:10 pm - 10:43 pmORD-STL

1h 33mnonstop

9:55 am - 11:30 amSTL-ORD

1h 35mnonstop

$138United Airlines

Find Deal

Thu, Jan 1 - Mon, Jan 5

8:25 am - 9:40 amMDW-STL

1h 15mnonstop

2:30 pm - 3:40 pmSTL-MDW

1h 10mnonstop

$156Southwest

Find Deal

Wed, Dec 24 - Thu, Dec 25

5:59 pm - 10:16 pmMDW-STL

4h 17m1 stop

6:05 am - 11:06 amSTL-MDW

5h 01m1 stop

$157Delta

Find Deal

Wed, Dec 24 - Thu, Dec 25

4:01 pm - 10:16 pmORD-STL

6h 15m1 stop

6:29 am - 12:54 pmSTL-ORD

6h 25m1 stop

$157Delta

Find Deal

Thu, Jan 1 - Mon, Jan 5

8:25 am - 9:40 amMDW-STL

1h 15mnonstop

8:00 am - 12:35 pmSTL-MDW

4h 35m1 stop

$166Southwest

Find Deal

Fri, Nov 21 - Mon, Nov 24

10:35 pm - 12:02 amORD-STL

1h 27mnonstop

7:58 pm - 9:29 pmSTL-ORD

1h 31mnonstop

$168American Airlines

Find Deal

Fri, Jan 2 - Sun, Jan 4

11:30 am - 2:26 pmSBN-STL

3h 56m1 stop

6:30 am - 10:54 amSTL-SBN

3h 24m1 stop

$219United Airlines

Find Deal

Wed, Dec 17 - Wed, Dec 24

6:15 am - 9:32 amSDF-STL

4h 17m1 stop

6:00 am - 3:59 pmSTL-SDF

32h 59m1 stop

$220American Airlines

Find Deal

Useful Info

Low season	January
High season	May
Cheapest flight	$49

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

Most popular time to fly and prices are also 2% lower on average.

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.

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

$49 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