STL

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

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 8/26. 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

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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

Thu, Aug 27 - Sun, Aug 30
Frontier Logo
12:26 pm - 5:22 pm
CVG
-
STL
5h 56m
1 stop
Frontier Logo
6:17 pm - 11:21 am
STL
-
CVG
16h 04m
1 stop
$105Frontier
Fri, Aug 28 - Sun, Aug 30
Frontier Logo
12:26 pm - 5:22 pm
CVG
-
STL
5h 56m
1 stop
Frontier Logo
6:17 pm - 11:21 am
STL
-
CVG
16h 04m
1 stop
$116Frontier
Tue, Sep 22 - Tue, Sep 22
Delta Logo
6:35 am - 9:29 am
IND
-
STL
3h 54m
1 stop
Delta Logo
5:59 pm - 12:04 am
STL
-
IND
5h 05m
1 stop
$233Delta
Mon, Sep 21 - Thu, Sep 24
United Airlines Logo
7:26 pm - 10:59 pm
IND
-
STL
4h 33m
1 stop
United Airlines Logo
10:27 am - 4:34 pm
STL
-
IND
5h 07m
1 stop
$233United Airlines
Sat, Sep 5 - Tue, Sep 8
United Airlines Logo
8:39 am - 12:03 pm
IND
-
STL
4h 24m
1 stop
United Airlines Logo
9:43 am - 4:33 pm
STL
-
IND
5h 50m
1 stop
$233United Airlines
Thu, Aug 27 - Thu, Sep 3
Delta Logo
8:05 am - 11:46 am
SDF
-
STL
4h 41m
1 stop
Delta Logo
6:00 am - 12:26 pm
STL
-
SDF
5h 26m
1 stop
$261Delta
Wed, Oct 7 - Thu, Oct 8
Southwest Logo
7:10 pm - 10:00 pm
SDF
-
STL
3h 50m
1 stop
Southwest Logo
5:25 am - 10:10 am
STL
-
SDF
3h 45m
1 stop
$261Southwest
Thu, Sep 10 - Thu, Sep 17
Southwest Logo
6:00 pm - 10:30 pm
SDF
-
STL
5h 30m
1 stop
Southwest Logo
4:15 pm - 10:40 pm
STL
-
SDF
5h 25m
1 stop
$261Southwest
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
10:29 am - 1:16 pm
SDF
-
STL
3h 47m
1 stop
American Airlines Logo
5:00 am - 9:43 am
STL
-
SDF
3h 43m
1 stop
$261American Airlines
Wed, Sep 16 - Sat, Sep 19
American Airlines Logo
10:30 am - 4:48 pm
CVG
-
STL
7h 18m
1 stop
American Airlines Logo
11:01 am - 9:04 pm
STL
-
CVG
9h 03m
1 stop
$263American Airlines
Useful Info

Good to know

Low season

January

Cheapest flight

$59
Best time to beat the crowds with an average 5% drop in price.
Most popular time to fly with an average 11% increase in price.
Flight from Indianapolis 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)