STL

$49 Find Cheap Flights from Indiana to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 12/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

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.

Everything you should know

Cheapest round-trip
$119
Overall average: $436
Frontier
Tue 11/18Thu 11/20
CVG - STL • 1 stop
Cheapest non-stop
$144
Typical prices: $295-$298
Southwest
Tue 12/9Thu 12/11
MDW - 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
Useful Info
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.

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

Tue, Nov 18 - Thu, Nov 20
Frontier Logo
10:24 am - 9:07 amCVG-STL
23h 43m1 stop
Frontier Logo
4:13 pm - 11:02 pmSTL-CVG
5h 49m1 stop
$119Frontier
Find Deal
Mon, Dec 8 - Thu, Dec 11
Frontier Logo
5:05 am - 10:33 pmCVG-STL
18h 28m1 stop
Frontier Logo
3:30 pm - 10:52 amSTL-CVG
18h 22m1 stop
$139Frontier
Find Deal
Tue, Dec 9 - Thu, Dec 11
Southwest Logo
9:05 pm - 10:20 pmMDW-STL
1h 15mnonstop
Southwest Logo
7:35 pm - 8:45 pmSTL-MDW
1h 10mnonstop
$144Southwest
Find Deal
Tue, Dec 9 - Wed, Dec 10
United Airlines Logo
2:14 pm - 3:40 pmORD-STL
1h 26mnonstop
United Airlines Logo
6:42 pm - 8:12 pmSTL-ORD
1h 30mnonstop
$144United Airlines
Find Deal
Tue, Dec 9 - Thu, Dec 11
Southwest Logo
9:05 pm - 10:20 pmMDW-STL
1h 15mnonstop
Southwest Logo
10:35 am - 5:00 pmSTL-MDW
6h 25m1 stop
$154Southwest
Find Deal
Tue, Dec 9 - Tue, Dec 9
American Airlines Logo
11:12 am - 12:44 pmORD-STL
1h 32mnonstop
American Airlines Logo
5:40 pm - 7:20 pmSTL-ORD
1h 40mnonstop
$156American Airlines
Find Deal
Sat, Jan 17 - Sun, Jan 18
Delta Logo
6:46 pm - 11:25 pmORD-STL
4h 39m1 stop
Delta Logo
6:35 am - 1:07 pmSTL-ORD
6h 32m1 stop
$157Delta
Find Deal
Wed, Dec 31 - Tue, Jan 13
Delta Logo
1:35 pm - 8:41 pmORD-STL
7h 06m1 stop
Delta Logo
6:10 am - 1:07 pmSTL-ORD
6h 57m2 stops
$162Delta
Find Deal
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
7:40 pm - 9:13 pmORD-STL
1h 33mnonstop
United Airlines Logo
4:49 pm - 6:32 pmSTL-ORD
1h 43mnonstop
$167United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
American Airlines Logo
5:18 am - 10:37 amORD-STL
5h 19m1 stop
American Airlines Logo
4:49 pm - 6:29 pmSTL-ORD
1h 40mnonstop
$173American Airlines
Find Deal
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$49
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Chicago Midway Airport to St. Louis

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?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

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

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

St. Louis (STL)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.