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Cheap flights from Indianapolis to St Louis (IND - STL)

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How to find the cheapest flight from
Indianapolis (IND) to St Louis (STL)

IND - STL
Price
$133 - $402
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

September

High demand for flights, 32% potential price rise

Cheapest in

July

Best time to find cheap flights, 51% potential price drop

Round-trip from

$133

From Indianapolis to St Louis

One-way from

$103

One-way flight from Indianapolis to St Louis

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Indianapolis to St Louis?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to St Louis. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Indianapolis to St Louis?

To save on the cost of your flight from Indianapolis to St Louis, book at least 31 days before your planned departure. Booking around this time can save you about 96% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $374 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $553.

What is the cheapest month to fly from Indianapolis to St Louis?

The best pricing can be found in the month of August. Prices to St Louis from Indianapolis average $266. You can even find prices in August for less than $266, as users have found deals to St Louis from as low as $158. The month of December appears to be one of the more expensive times to travel to St Louis from Indianapolis. Flying in the targeted month can save you up to 23%.

When is the cheapest time to fly from Indianapolis to St Louis (IND - STL)?

Unlike in the morning, when flights are generally more expensive, you can save up to 27% on flights from Indianapolis to St Louis by exploring options for tickets in the afternoon.

Cheap flights from Indianapolis to St Louis in December, January 2021

The best prices found for IND to STL flights for December, January
13 Dec - 15 Dec
$145pp
IND
Indianapolis
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
IND
Indianapolis
28 Dec - 30 Jan
$206pp
IND
Indianapolis
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
IND
Indianapolis
13 Dec - 15 Dec
$233pp
IND
Indianapolis
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
IND
Indianapolis

Indianapolis to St Louis 2021 flight deals

Cheap flights to St Louis from Indianapolis found for this year
13 Dec - 15 Dec
$145pp
IND
Indianapolis
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
IND
Indianapolis
28 Dec - 30 Jan
$206pp
IND
Indianapolis
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
IND
Indianapolis
13 Dec - 15 Dec
$233pp
IND
Indianapolis
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
IND
Indianapolis

Non-stop flights to St Louis from Indianapolis

Save time with Indianapolis to St Louis direct flight deals
13 Dec - 15 Dec
$4,542pp
IND
Indianapolis
Linear Air Taxi
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
Linear Air Taxi
Non-Stop
IND
Indianapolis

Last minute flights from Indianapolis to St Louis

Late deals on round-trip flights to St Louis from Indianapolis, departing today and this week
9 Dec - 16 Dec
$274pp
IND
Indianapolis
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
IND
Indianapolis
9 Dec - 16 Dec
$350pp
IND
Indianapolis
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
   
2 STOPS
IND
Indianapolis

One-way flights to St Louis from Indianapolis

The cheapest one-way flights from Indianapolis to St Louis
12:08 pm - 4:48 pm
American Airlines
1 Stop
5h 40m
IND - STL
American Airlines
9:59 am - 7:00 am
Frontier
2 Stops
22h 01m
IND - STL
Frontier
$142
Kiwi.com
3:10 am - 2:21 pm
United Airlines
2 Stops
12h 11m
IND - STL
United Airlines
$147
United

Related info for your journey

Useful info, stats and facts about Indianapolis to St Louis flights.

Flight FAQs

From Indianapolis to St Louis

Are flight prices decreasing from Indianapolis to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Indianapolis and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Indianapolis to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Indianapolis to Lambert-St Louis that may be offering flexible cancellation policies are American Airlines, United Airlines, and Linear Air Taxi. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Indianapolis to St Louis for under $200 on Cheapflights?

Yes, there are multiple flights from Indianapolis to St Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $145, but on average you can expect to pay $543.

Are there nonstop flights from Indianapolis to St Louis for under $4,600 on Cheapflights?

Cheapflights has at least 1 direct flight from Indianapolis to St Louis under $4,600. A good price for a nonstop flight from Indianapolis to St Louis is less than $4,542.

Are there last-minute flights available from Indianapolis to St Louis for under $300?

There are currently 2+ open flights from Indianapolis to St Louis within the next 7 days for less than $300.

Does it rain more in Indianapolis or St Louis?

In Indianapolis, there will be greater rainfall in Indianapolis compared to St Louis over the next 17 days.

Is Indianapolis weather warmer or cooler than St Louis?

We forecast the temperature to be around the 90 °F's in July, on average. The temperature in St Louis is generally hotter than in Indianapolis. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Indianapolis to St Louis?

Airlines like Linear Air Taxi, American Airlines, and United Airlines fly from Indianapolis to St Louis in about 1h 47m. The time it takes to get you to your destination can typically vary by up to 1h 33m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Indianapolis to St Louis round-trip?

American Airlines, at $146, was found to be the cheapest airline from Indianapolis to St Louis.Alternate airlines to your destination round-trip include Frontier and United Airlines. American Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Indianapolis to St Louis one-way?

For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $73. Users have also found prices from $91 and $147 on American Airlines and Frontier, respectively.

Alternative routes for Indianapolis to St Louis

Destination information for St Louis

Things to know before you go. Useful info for your trip from Indianapolis to St Louis
Flight duration
1h 47m
Average temperature for December in St Louis
46.4 °F
Avg rainfall for December in St Louis
2.5 ″

Airports servicing Indianapolis

Airports servicing St. Louis

Top 3 airlines from Indianapolis to St Louis

The chart below displays the airlines Cheapflights users traveling from Indianapolis to St Louis choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$198 $375 No cancel fee 69%
American Airlines
$168 $382 No cancel fee 71%
Linear Air Taxi
$3,394 $5,250 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Linear Air Taxi. Please check directly on their website for additional information.

Hourly flight availability from Indianapolis to St Louis

Morning 6 AM to noon 100% of IND to STL departures
Early morning Midnight to 6 AM 0% of IND to STL departures
Afternoon Noon to 6 PM 0% of IND to STL departures
Evening 6 PM to midnight 0% of IND to STL departures
Midnight
6 AM
Noon
6 PM
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