Which airports can I use when flying from Indianapolis to St. Louis?

Flights from Indianapolis to St. Louis usually depart from Indianapolis (IND) and arrive at Lambert-St Louis (STL).

What cabin classes can I book on flights from Indianapolis to St. Louis?

Three cabin classes are available on flights from Indianapolis to St. Louis: • Economy Class • Business Class • First Class

Which airports do connecting flights from Indianapolis to St. Louis pass through?

One-stop flights from Indianapolis to St. Louis most commonly connect through: • Chicago O'Hare Intl (ORD) - 58% of one-stop connections • Charlotte Douglas (CLT) - 12% of one-stop connections • Orlando (MCO) - 12% of one-stop connections • Detroit Metropolitan Wayne County (DTW) - 8% of one-stop connections

Can I save money by using flexible dates for flights from Indianapolis to St. Louis?

Yes. Flexible dates can save you up to 44% on flights from Indianapolis to St. Louis. Wednesday is the cheapest departure day at $315 round-trip on average, while Friday is the most expensive at $556, a difference of $241. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in St. Louis?

Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

How long is a flight from Indianapolis to St. Louis?

A nonstop flight from Indianapolis to St. Louis takes 00m, covering 228 miles.

Do I need a passport to fly from Indianapolis to St. Louis?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Indianapolis to St. Louis changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $167 to $1,147. That means the highest observed fare was about 7x higher than the lowest one.

How are flight prices from Indianapolis to St. Louis looking right now?

One-way fares from Indianapolis to St. Louis are currently lower than usual. Average one-way flight prices are about $116, which is 46% below the typical average for this route.

How much time can I save by choosing a different layover airport from Indianapolis to St. Louis?

Flying via Nashville Intl (BNA) gives the shortest average 1-stop total travel time at 3h 44m, compared with 3h 47m via Detroit Metropolitan Wayne County (DTW) and 3h 53m via Chicago O'Hare Intl (ORD).

What is the time difference between Indianapolis and St. Louis?

St. Louis is 1 hour behind Indianapolis (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Lambert-St Louis Airport (STL)?

Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include: • Hertz • Budget • Alamo • Enterprise Rent-A-Car • Payless

How much should I expect to pay for a Indianapolis to St. Louis flight?

Round-trip flights from Indianapolis to St. Louis range from $282 to $422, with an average of $327 over the past 12 months. Anything below $282 counts as a good deal.

What’s the cheapest month to fly from Indianapolis to St. Louis?

•November is the cheapest month to fly from Indianapolis to St. Louis at $256 round-trip. •September ($556) and May ($448) are the most expensive months. •The price difference between flying in the cheapest and most expensive months is 117% on average. This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Which airline is the cheapest to fly from Indianapolis to St. Louis?

Frontier ($169) and United Airlines ($273) are the cheapest airlines to fly round-trip from Indianapolis to St. Louis according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from Indianapolis to St. Louis?

Chicago O'Hare Intl (ORD) is the most popular layover for the Indianapolis to St. Louis route. 58% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ORD.

What is the cheapest layover airport when flying from Indianapolis to St. Louis?

Flights via Detroit Metropolitan Wayne County (DTW) offer the most affordable fares, with an average round-trip price of $240. Based on KAYAK data over the past 3 months.

When flying from Indianapolis to St. Louis which airport offers the shortest layover?

Detroit Metropolitan Wayne County (DTW) had the shortest average connection time for Indianapolis to St. Louis layovers at 2h 20m over the past 3 months.

$94 CHEAP FLIGHTS from Indianapolis to St. Louis (IND - STL)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$167

Typical prices: $282-$422

Multiple Airlines

Fri 11/2Tue 11/6

IND - STL • 2 stops

Cheapest one-way

$88

Typical prices: $147-$321

Frontier

Sat 10/20

IND - STL • 2 stops

Nonstop flights

Not available

There are currently no direct flights between Indianapolis and St. Louis. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

November

Cheapest • 22% price drop

September

Most popular

Good to know

Top layover airports

Detroit Metropolitan Wayne County (DTW)

Cheapest • Avg $240 (round-trip)

Nashville Intl (BNA)

Shortest trip • 3h 44m (one-way)

Insights

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

Cheap Flights from Indianapolis to St. Louis (IND-STL)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

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

Mon, Nov 2 - Fri, Nov 6

6:00 am - 5:40 pmIND Indianapolis-STL Lambert-St Louis

12h 40m2 stops Orlando Sanford Intl Atlanta Hartsfield-Jackson

6:44 pm - 1:02 pmSTL Lambert-St Louis-IND Indianapolis

17h 18m1 stop Atlanta Hartsfield-Jackson

$167Multiple Airlines

Thu, Nov 12 - Mon, Nov 23

11:25 am - 5:40 pmIND Indianapolis-STL Lambert-St Louis

31h 15m2 stops Orlando Atlanta Hartsfield-Jackson

6:35 pm - 6:35 pmSTL Lambert-St Louis-IND Indianapolis

23h 00m1 stop Atlanta Hartsfield-Jackson

$169Frontier

Mon, Nov 2 - Fri, Nov 6

6:00 am - 11:16 pmIND Indianapolis-STL Lambert-St Louis

18h 16m1 stop Orlando Sanford Intl

6:44 pm - 1:02 pmSTL Lambert-St Louis-IND Indianapolis

17h 18m1 stop Atlanta Hartsfield-Jackson

$201Multiple Airlines

Thu, Oct 22 - Mon, Oct 26

9:06 pm - 5:40 pmIND Indianapolis-STL Lambert-St Louis

21h 34m2 stops Orlando Atlanta Hartsfield-Jackson

6:35 pm - 3:08 pmSTL Lambert-St Louis-IND Indianapolis

19h 33m2 stops Atlanta Hartsfield-Jackson Denver Intl

$208Frontier

Mon, Nov 9 - Thu, Nov 12

11:25 am - 11:16 pmIND Indianapolis-STL Lambert-St Louis

12h 51m1 stop Orlando

12:14 pm - 8:02 pmSTL Lambert-St Louis-IND Indianapolis

6h 48m1 stop Dallas/Fort Worth

$214Frontier

Thu, Nov 12 - Mon, Nov 23

11:25 am - 5:40 pmIND Indianapolis-STL Lambert-St Louis

31h 15m2 stops Orlando Atlanta Hartsfield-Jackson

5:59 pm - 6:35 pmSTL Lambert-St Louis-IND Indianapolis

23h 36m2 stops Orlando Atlanta Hartsfield-Jackson

$214Frontier

Thu, Oct 22 - Mon, Oct 26

4:08 pm - 5:40 pmIND Indianapolis-STL Lambert-St Louis

26h 32m2 stops Denver Intl Atlanta Hartsfield-Jackson

8:00 pm - 3:08 pmSTL Lambert-St Louis-IND Indianapolis

18h 08m1 stop Denver Intl

$216Frontier

Sat, Oct 24 - Sat, Oct 31

11:21 am - 11:13 pmIND Indianapolis-STL Lambert-St Louis

12h 52m1 stop Orlando

7:59 pm - 4:08 pmSTL Lambert-St Louis-IND Indianapolis

19h 09m1 stop Denver Intl

$224Frontier

Sat, Nov 7 - Tue, Nov 10

6:00 am - 8:55 amIND Indianapolis-STL Lambert-St Louis

3h 55m1 stop Chicago O'Hare Intl

9:40 am - 3:00 pmSTL Lambert-St Louis-IND Indianapolis

4h 20m1 stop Chicago O'Hare Intl

$273United Airlines

Thu, Oct 29 - Fri, Oct 30

7:10 am - 10:32 amIND Indianapolis-STL Lambert-St Louis

4h 22m1 stop Chicago O'Hare Intl

9:40 am - 4:23 pmSTL Lambert-St Louis-IND Indianapolis

5h 43m1 stop Chicago O'Hare Intl

$381United Airlines

Recent last minute flight deals from Indianapolis to St. Louis

Tue, Sep 29 - Tue, Oct 20

11:52 am - 4:48 pmIND Indianapolis-STL Lambert-St Louis

5h 56m1 stop Chicago O'Hare Intl

1:06 pm - 7:28 pmSTL Lambert-St Louis-IND Indianapolis

5h 22m1 stop Chicago O'Hare Intl

$441American Airlines

Tue, Sep 29 - Tue, Oct 20

8:52 pm - 12:27 amIND Indianapolis-STL Lambert-St Louis

4h 35m1 stop Chicago O'Hare Intl

5:00 am - 12:07 pmSTL Lambert-St Louis-IND Indianapolis

6h 07m1 stop Chicago O'Hare Intl

$476American Airlines

Tue, Sep 29 - Tue, Oct 20

6:00 am - 9:29 amIND Indianapolis-STL Lambert-St Louis

4h 29m1 stop Charlotte Douglas

7:29 am - 2:44 pmSTL Lambert-St Louis-IND Indianapolis

6h 15m1 stop Chicago O'Hare Intl

$476American Airlines

Tue, Sep 29 - Tue, Oct 20

7:05 am - 12:13 pmIND Indianapolis-STL Lambert-St Louis

6h 08m1 stop Chicago O'Hare Intl

7:01 pm - 11:44 pmSTL Lambert-St Louis-IND Indianapolis

3h 43m1 stop Chicago O'Hare Intl

$486United Airlines

Tue, Sep 29 - Tue, Oct 20

6:00 am - 10:55 amIND Indianapolis-STL Lambert-St Louis

5h 55m1 stop Atlanta Hartsfield-Jackson

6:47 am - 11:32 amSTL Lambert-St Louis-IND Indianapolis

3h 45m1 stop Detroit Metropolitan Wayne County

$486Delta

Tue, Sep 29 - Wed, Sep 30

6:35 am - 9:29 amIND Indianapolis-STL Lambert-St Louis

3h 54m1 stop Detroit Metropolitan Wayne County

2:30 pm - 8:27 pmSTL Lambert-St Louis-IND Indianapolis

4h 57m1 stop Atlanta Hartsfield-Jackson

$609Delta

Tue, Sep 29 - Wed, Sep 30

5:50 am - 10:05 amIND Indianapolis-STL Lambert-St Louis

5h 15m1 stop Baltimore/Washington

12:50 pm - 9:05 pmSTL Lambert-St Louis-IND Indianapolis

7h 15m2 stops Chicago Midway Nashville Intl

$614Southwest

Tue, Sep 29 - Wed, Sep 30

1:00 pm - 8:45 pmIND Indianapolis-STL Lambert-St Louis

8h 45m2 stops Kansas City Dallas Love Field

12:50 pm - 9:05 pmSTL Lambert-St Louis-IND Indianapolis

7h 15m2 stops Chicago Midway Nashville Intl

$619Southwest

Wed, Sep 30 - Mon, Oct 5

9:21 am - 12:13 pmIND Indianapolis-STL Lambert-St Louis

3h 52m1 stop Chicago O'Hare Intl

5:36 pm - 10:07 pmSTL Lambert-St Louis-IND Indianapolis

3h 31m1 stop Chicago O'Hare Intl

$653United Airlines

Wed, Sep 30 - Thu, Oct 1

7:05 am - 10:48 amIND Indianapolis-STL Lambert-St Louis

4h 43m1 stop Chicago O'Hare Intl

8:00 am - 3:14 pmSTL Lambert-St Louis-IND Indianapolis

6h 14m1 stop Chicago O'Hare Intl

$655United Airlines

Booking Insights

Price, demand and travel trends for Indianapolis to St. Louis flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

What’s the cheapest month to fly from Indianapolis to St. Louis? KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from Indianapolis to St. Louis, removes the top 0.1% to account for outliers and then takes the median of all values for each month.: •November is the cheapest month to fly from Indianapolis to St. Louis at $256 round-trip.
•September ($556) and May ($448) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 117% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Low season	March
High season	September
Cheapest flight	$88

Beat the crowds with an average 48% drop in travelers.

The most popular month to fly with an average 161% increase in travelers.

One-way flight from Indianapolis to St. Louis

When to book flights from Indianapolis to St. Louis

Are your dates flexible? Find out the best times to travel from Indianapolis to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Indianapolis to St. Louis?
Three cabin classes are available on flights from Indianapolis to St. Louis:

• Economy Class
• Business Class
• First Class
How long is a flight from Indianapolis to St. Louis?
A nonstop flight from Indianapolis to St. Louis takes 00m, covering 228 miles.
Do I need a passport to fly from Indianapolis to St. Louis?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Indianapolis to St. Louis flight?
Round-trip flights from Indianapolis to St. Louis range from $282 to $422, with an average of $327 over the past 12 months. Anything below $282 counts as a good deal.
Have flight prices from Indianapolis to St. Louis changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $167 to $1,147. That means the highest observed fare was about 7x higher than the lowest one.
How are flight prices from Indianapolis to St. Louis looking right now?
One-way fares from Indianapolis to St. Louis are currently lower than usual. Average one-way flight prices are about $116, which is 46% below the typical average for this route.
What car rental options are available at Lambert-St Louis Airport (STL)?
Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:

• Hertz
• Budget
• Alamo
• Enterprise Rent-A-Car
• Payless
Which airports can I use when flying from Indianapolis to St. Louis?
Flights from Indianapolis to St. Louis usually depart from Indianapolis (IND) and arrive at Lambert-St Louis (STL).
Which airports do connecting flights from Indianapolis to St. Louis pass through?
One-stop flights from Indianapolis to St. Louis most commonly connect through:

• Chicago O'Hare Intl (ORD) - 58% of one-stop connections
• Charlotte Douglas (CLT) - 12% of one-stop connections
• Orlando (MCO) - 12% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 8% of one-stop connections
Can I save money by using flexible dates for flights from Indianapolis to St. Louis?
Yes. Flexible dates can save you up to 44% on flights from Indianapolis to St. Louis. Wednesday is the cheapest departure day at $315 round-trip on average, while Friday is the most expensive at $556, a difference of $241.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from Indianapolis to St. Louis?
Flying via Nashville Intl (BNA) gives the shortest average 1-stop total travel time at 3h 44m, compared with 3h 47m via Detroit Metropolitan Wayne County (DTW) and 3h 53m via Chicago O'Hare Intl (ORD).
What is the time difference between Indianapolis and St. Louis?
St. Louis is 1 hour behind Indianapolis (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in St. Louis?
Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

If your dates are flexible, aim for a Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average $315, about $241 less than Friday fares (43% savings) based on the last 12 months.
If you can choose when to travel, plan your Indianapolis to St. Louis trip for November. Fares historically average $256 round-trip in that month - typically $300 less than the most expensive month, which is September (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.

• Renaissance St. Louis Airport Hotel
• Drury Inn & Suites St. Louis Airport
• DoubleTree by Hilton St. Louis Airport

More options for your flight from Indianapolis to St. Louis

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IND - STL

$94 Find Cheap Flights from Indianapolis to St. Louis - Compare and Save

Everything you should know

Cheap Flights from Indianapolis to St. Louis (IND-STL)

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

Recent one-way flight deals from Indianapolis to St. Louis

Recent last minute flight deals from Indianapolis to St. Louis

Price, demand and travel trends for Indianapolis to St. Louis flights

What’s the cheapest month to fly from Indianapolis to St. Louis?

Which airline is the cheapest to fly from Indianapolis to St. Louis?

What’s the most popular layover airport when flying from Indianapolis to St. Louis?

What is the cheapest layover airport when flying from Indianapolis to St. Louis?

When flying from Indianapolis to St. Louis which airport offers the shortest layover?

Key details for Indianapolis to St. Louis flights

Low season

High season

Cheapest flight

When to book flights from Indianapolis to St. Louis

Your Indianapolis to St. Louis flight questions, answered

Your guide to booking Indianapolis to St. Louis flights

More options for your flight from Indianapolis to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Indianapolis to St. Louis

Find direct flights to and from Indianapolis and St. Louis

Flights from domestic origins to St. Louis

Flights to other popular destinations

Find deals for your return flight