STL

$65 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 8/19. 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

Fri, Aug 21 - Sun, Aug 23
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
$139Frontier
Tue, Aug 4 - Tue, Aug 11
Frontier Logo
12:18 pm - 5:37 pm
CVG
-
STL
6h 19m
1 stop
Frontier Logo
6:34 pm - 11:48 am
STL
-
CVG
16h 14m
1 stop
$140Frontier
Fri, Aug 28 - Sat, Aug 29
American Airlines Logo
6:30 pm - 12:14 am
SDF
-
STL
6h 44m
1 stop
American Airlines Logo
5:00 am - 9:45 am
STL
-
SDF
3h 45m
1 stop
$219American Airlines
Wed, Aug 5 - Wed, Aug 12
Delta Logo
6:34 am - 9:37 am
IND
-
STL
4h 03m
1 stop
Delta Logo
6:25 pm - 12:04 am
STL
-
IND
4h 39m
1 stop
$221Delta
Thu, Aug 6 - Thu, Aug 13
Southwest Logo
6:45 am - 10:30 am
IND
-
STL
4h 45m
1 stop
Southwest Logo
11:40 am - 9:25 pm
STL
-
IND
8h 45m
2 stops
$226Southwest
Wed, Aug 5 - Wed, Aug 12
Southwest Logo
5:50 am - 10:05 am
IND
-
STL
5h 15m
1 stop
Southwest Logo
2:50 pm - 10:45 pm
STL
-
IND
6h 55m
2 stops
$227Southwest
Sat, Aug 15 - Sat, Aug 22
American Airlines Logo
8:25 am - 12:55 pm
DAY
-
STL
5h 30m
1 stop
American Airlines Logo
5:00 am - 11:11 am
STL
-
DAY
5h 11m
1 stop
$271American Airlines
Tue, Sep 22 - Tue, Sep 29
Delta Logo
7:20 am - 10:31 am
SBN
-
STL
4h 11m
1 stop
Delta Logo
5:47 pm - 10:30 pm
STL
-
SBN
3h 43m
1 stop
$279Delta
Thu, Jul 30 - Sun, Aug 2
United Airlines Logo
5:45 am - 8:39 am
SBN
-
STL
3h 54m
1 stop
United Airlines Logo
6:00 am - 11:06 am
STL
-
SBN
4h 06m
1 stop
$285United Airlines
Thu, Jul 23 - Sun, Jul 26
United Airlines Logo
9:05 am - 12:11 pm
SBN
-
STL
4h 06m
1 stop
United Airlines Logo
6:00 am - 11:06 am
STL
-
SBN
4h 06m
1 stop
$294United Airlines
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Good to know

Low seasonJanuary
Cheapest flight$65
Best time to beat the crowds with an average 1% drop in price.
Most popular time to fly with an average 1% 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)