STL

$57 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 10/1. 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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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

Mon, Aug 31 - Mon, Sep 7
Frontier Logo
12:26 pm - 5:22 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
5h 56m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:17 pm - 11:21 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 04m1 stop Atlanta Hartsfield-Jackson
$125Frontier
Thu, Sep 3 - Mon, Sep 7
Frontier Logo
12:26 pm - 5:22 pmCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
5h 56m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:17 pm - 11:21 amSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
16h 04m1 stop Atlanta Hartsfield-Jackson
$127Frontier
Sat, Sep 5 - Sun, Sep 6
Delta Logo
3:00 pm - 10:03 pmORD  Chicago O'Hare Intl-STL Lambert-St Louis
7h 03m1 stop Minneapolis St Paul
Delta Logo
6:30 am - 10:42 amSTL  Lambert-St Louis-ORD Chicago O'Hare Intl
4h 12m1 stop Detroit Metropolitan Wayne County
$157Delta
Sat, Sep 5 - Sun, Sep 6
Southwest Logo
6:35 am - 7:45 amMDW  Chicago Midway-STL Lambert-St Louis
1h 10mnonstop
Southwest Logo
4:20 pm - 5:25 pmSTL  Lambert-St Louis-MDW Chicago Midway
1h 05mnonstop
$168Southwest
Thu, Oct 29 - Fri, Oct 30
American Airlines Logo
9:30 am - 10:51 amORD  Chicago O'Hare Intl-STL Lambert-St Louis
1h 21mnonstop
American Airlines Logo
11:31 am - 12:59 pmSTL  Lambert-St Louis-ORD Chicago O'Hare Intl
1h 28mnonstop
$168American Airlines
Wed, Oct 28 - Fri, Oct 30
American Airlines Logo
9:30 am - 10:51 amORD  Chicago O'Hare Intl-STL Lambert-St Louis
1h 21mnonstop
American Airlines Logo
5:00 am - 6:26 amSTL  Lambert-St Louis-ORD Chicago O'Hare Intl
1h 26mnonstop
$168American Airlines
Mon, Aug 31 - Mon, Aug 31
Southwest Logo
7:30 am - 1:15 pmMDW  Chicago Midway-STL Lambert-St Louis
5h 45m1 stop Kansas City
Southwest Logo
2:45 pm - 7:30 pmSTL  Lambert-St Louis-MDW Chicago Midway
4h 45m1 stop Charlotte Douglas
$171Southwest
Sat, Sep 5 - Sun, Sep 6
United Airlines Logo
2:00 pm - 3:31 pmORD  Chicago O'Hare Intl-STL Lambert-St Louis
1h 31mnonstop
United Airlines Logo
8:00 am - 9:34 amSTL  Lambert-St Louis-ORD Chicago O'Hare Intl
1h 34mnonstop
$187United Airlines
Sat, Sep 5 - Sun, Sep 6
United Airlines Logo
2:00 pm - 3:31 pmORD  Chicago O'Hare Intl-STL Lambert-St Louis
1h 31mnonstop
United Airlines Logo
8:00 am - 9:34 amSTL  Lambert-St Louis-ORD Chicago O'Hare Intl
1h 34mnonstop
$188United Airlines
Thu, Oct 8 - Sat, Oct 10
Delta Logo
6:00 am - 10:51 amCVG  Cincinnati Cinci./N. Kentucky-STL Lambert-St Louis
5h 51m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 5:19 pmSTL  Lambert-St Louis-CVG Cincinnati Cinci./N. Kentucky
4h 19m1 stop Atlanta Hartsfield-Jackson
$233Delta
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Good to know

Low season

January

Cheapest flight

$57
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from Cincinnati 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)