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Cheap flights from Indianapolis to St. Louis (IND - STL) from $132

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/14. 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.
IND — STL
Jun 3 — Jun 101
From?
To?
Mon 6/3
Mon 6/10
1 adult, Economy
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Cheap flight deals from Indianapolis to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Indianapolis (IND) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 29, 2024.

Popular in

October

Cheapest in

August

Round-trip from

$319

One-way from

$139
High demand for flights, 40% potential price rise
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Best time to find cheap flights, 38% potential price drop
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From Indianapolis to Lambert-St Louis
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One-way flight from Indianapolis to Lambert-St Louis
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What is the cheapest day to fly round-trip from Indianapolis to St. Louis?

Monday is generally a great day to depart. Flying on this day could help you save up to 96%.

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

Our data shows that August tends to be the cheapest month to fly to St. Louis from Indianapolis. Users have commonly found prices around $320 for the month, but tickets can be as low as $195. Due to multiple factors, prepare for potentially higher prices in October.

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

A simple way to save on the total cost of your ticket is to fly from Indianapolis to St. Louis at noon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.

Cheap American Airlines flights from Indianapolis to St. Louis

Explore cheap flight options specifically provided by American Airlines for the route between Indianapolis and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Find some of the cheapest American Airlines flights traveling from Indianapolis to St. Louis. Come back soon if you're not finding the exact deal you're looking for.
Sat 8/107:20 pmIND - STL
1 stop3h 57mAmerican Airlines
Tue 8/139:09 amSTL - IND
1 stop4h 50mAmerican Airlines
Deal found 5/27$215
Wed 7/107:05 pmIND - STL
1 stop5h 49mAmerican Airlines
Sat 7/135:17 amSTL - IND
1 stop4h 58mAmerican Airlines
Deal found 5/28$243
Fri 10/256:52 amIND - STL
1 stop4h 12mAmerican Airlines
Sun 10/276:22 amSTL - IND
1 stop3h 01mAmerican Airlines
Deal found 5/28$315

Cheap Spirit Airlines flights from Indianapolis to St. Louis

Explore cheap flight options specifically provided by Spirit Airlines for the route between Indianapolis and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Take a gander at the lowest prices we've found on Spirit Airlines flights from Indianapolis to St. Louis. Check back soon if you're not seeing flights that suit your needs.
Thu 6/276:40 amIND - STL
1 stop11h 48mSpirit Airlines
Thu 7/46:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$170
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/226:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$222
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/2211:34 amSTL - IND
2 stops21h 10mSpirit Airlines
Deal found 5/28$262
Wed 7/101:42 pmIND - STL
3 stops28h 47mSpirit Airlines
Sun 7/146:19 pmSTL - IND
1 stop14h 30mSpirit Airlines
Deal found 5/28$267
Tue 6/115:00 amIND - STL
1 stop6h 57mSpirit Airlines
Sun 6/165:22 pmSTL - IND
2 stops24h 57mSpirit Airlines
Deal found 5/27$277
Mon 7/11:30 pmIND - STL
1 stop22h 27mSpirit Airlines
Sun 7/76:55 pmSTL - IND
1 stop16h 33mSpirit Airlines
Deal found 5/28$295
Mon 7/18:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Sun 7/76:55 pmSTL - IND
1 stop16h 33mSpirit Airlines
Deal found 5/28$314
Sat 8/106:46 amIND - STL
1 stop11h 43mSpirit Airlines
Tue 8/1311:26 amSTL - IND
2 stops21h 26mSpirit Airlines
Deal found 5/27$318
Wed 7/101:42 pmIND - STL
3 stops28h 47mSpirit Airlines
Sat 7/1311:34 amSTL - IND
2 stops21h 15mSpirit Airlines
Deal found 5/28$319

Cheap Indianapolis to St. Louis flights in May & June 2024

Find cheap flight options from Indianapolis to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Prices were last updated on May 29, 2024.
Check out some of the best flight deals from Indianapolis to St. Louis in 2024. Check back regularly for other flight deals.
Thu 6/276:40 amIND - STL
1 stop11h 48mSpirit Airlines
Thu 7/46:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$170
Tue 6/115:00 amIND - STL
1 stop6h 57mMultiple Airlines
Sun 6/166:30 amSTL - IND
1 stop10h 39mMultiple Airlines
Deal found 5/27$201
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/226:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$222
Thu 6/276:40 amIND - STL
3 stops38h 15mMultiple Airlines
Thu 7/46:22 pmSTL - IND
1 stop14h 22mMultiple Airlines
Deal found 5/28$246
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/2211:34 amSTL - IND
2 stops21h 10mSpirit Airlines
Deal found 5/28$262
Tue 6/115:00 amIND - STL
1 stop6h 57mSpirit Airlines
Sun 6/165:22 pmSTL - IND
2 stops24h 57mSpirit Airlines
Deal found 5/27$277
Tue 6/115:00 amIND - STL
1 stop6h 57mMultiple Airlines
Sun 6/162:00 pmSTL - IND
3 stops28h 19mMultiple Airlines
Deal found 5/27$288
Wed 6/126:40 amIND - STL
3 stops30h 05mMultiple Airlines
Mon 6/1712:15 pmSTL - IND
3 stops20h 29mMultiple Airlines
Deal found 5/27$300
Wed 6/127:22 pmIND - STL
1 stop12h 45mFrontier
Mon 6/176:16 pmSTL - IND
1 stop23h 09mFrontier
Deal found 5/27$303

Indianapolis to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Indianapolis and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Check out some of the best flight deals from Indianapolis to St. Louis in 2024. Check back regularly for other flight deals.
Thu 6/276:40 amIND - STL
1 stop11h 48mSpirit Airlines
Thu 7/46:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$170
Tue 6/115:00 amIND - STL
1 stop6h 57mMultiple Airlines
Sun 6/166:30 amSTL - IND
1 stop10h 39mMultiple Airlines
Deal found 5/27$201
Sat 8/107:20 pmIND - STL
1 stop3h 57mAmerican Airlines
Tue 8/139:09 amSTL - IND
1 stop4h 50mAmerican Airlines
Deal found 5/27$215
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/226:22 pmSTL - IND
1 stop14h 22mSpirit Airlines
Deal found 5/28$222
Wed 7/107:05 pmIND - STL
1 stop5h 49mAmerican Airlines
Sat 7/135:17 amSTL - IND
1 stop4h 58mAmerican Airlines
Deal found 5/28$243
Thu 6/276:40 amIND - STL
3 stops38h 15mMultiple Airlines
Thu 7/46:22 pmSTL - IND
1 stop14h 22mMultiple Airlines
Deal found 5/28$246
Sun 6/166:40 amIND - STL
1 stop10h 52mSpirit Airlines
Sat 6/2211:34 amSTL - IND
2 stops21h 10mSpirit Airlines
Deal found 5/28$262
Wed 7/106:07 pmIND - STL
2 stops26h 52mMultiple Airlines
Sun 7/146:19 pmSTL - IND
1 stop14h 30mMultiple Airlines
Deal found 5/28$264
Wed 7/101:42 pmIND - STL
3 stops28h 47mSpirit Airlines
Sat 7/136:19 pmSTL - IND
1 stop14h 30mSpirit Airlines
Deal found 5/28$267

One-way flights to St. Louis from Indianapolis

Search for one-way flight options from Indianapolis to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
Take a look at some of the best available options we've come across on one-way flights from Indianapolis to St. Louis. Users needing a return flight from Indianapolis to St. Louis should utilize the search form above.
Sun 7/146:46 amIND - STL
1 stop11h 43mSpirit Airlines
Deal found 5/28$132
Mon 7/89:20 pmIND - STL
1 stop18h 27mFrontier
Deal found 5/28$139
Sun 7/146:13 pmIND - STL
2 stops21h 53mMultiple Airlines
Deal found 5/28$199
Mon 7/812:38 pmIND - STL
3 stops26h 45mMultiple Airlines
Deal found 5/28$205
Sun 7/146:46 amIND - STL
3 stops38h 09mMultiple Airlines
Deal found 5/28$227
Mon 7/88:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/28$324

Find flights from Indianapolis to St. Louis within your budget

Customize your flight search to find flights from Indianapolis to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$170 - $306

Route

Depart

Return

Price

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Thu 6/27

1 stop11h 48m

Lambert-St Louis

Thu 7/4

1 stop14h 22m

$170

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Tue 6/11

1 stop6h 57m

Lambert-St Louis

Sun 6/16

1 stop10h 39m

$201

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Sat 8/10

1 stop3h 57m

Lambert-St Louis

Tue 8/13

1 stop4h 50m

$215

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Sun 6/16

1 stop10h 52m

Lambert-St Louis

Sat 6/22

1 stop14h 22m

$222

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Wed 7/10

1 stop5h 49m

Lambert-St Louis

Sat 7/13

1 stop4h 58m

$243

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Thu 6/27

3 stops38h 15m

Lambert-St Louis

Thu 7/4

1 stop14h 22m

$246

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Sun 6/16

1 stop10h 52m

Lambert-St Louis

Sat 6/22

2 stops21h 10m

$262

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Wed 6/12

1 stop12h 45m

Lambert-St Louis

Mon 6/17

1 stop23h 09m

$303

IndianapolisLambert-St Louis

IND - STL

INDSTL

Indianapolis

Wed 7/3

1 stop3h 58m

Lambert-St Louis

Sun 7/7

1 stop5h 02m

$306

Flights are sorted by cheapest first

Deals found on 5/28

When is the cheapest time to fly from Indianapolis to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to St. Louis. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Indianapolis to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Indianapolis to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated May 29, 2024.
Peruse reviews from past customers who have flown with American Airlines and Spirit Airlines from Indianapolis to St. Louis to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,784 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.2

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

United Airlines
7.4
Good
10,784 reviews
United Airlines
7.4
Good
10,784 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.2

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

American Airlines
7.3
Good
14,302 reviews
United Airlines
7.4
Good
10,784 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.2

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Spirit Airlines
6.4
Okay
8,615 reviews
United Airlines
7.4
Good
10,784 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.2

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Frontier
6.3
Okay
4,016 reviews
United Airlines
7.4
Good
10,784 reviews
Check prices

Boarding

7.7

Food

6.7

Comfort

7.2

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 10

Flight from shv was great. My connecting flight was canceled though. Had to stay overnight in airport

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 Spirit Airlines for just $170, but on average you can expect to pay $271.

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

    Flying on Spirit Airlines is currently your cheapest option to St. Louis, with prices starting at $170. Additional round-trip tickets that might be worth considering are offered by American Airlines and Frontier, with the lowest prices starting at $215 and $303, respectively. Spirit Airlines is 46% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does IND to STL mean?

    Indianapolis Airport is IND and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Indianapolis to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Indianapolis to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Indianapolis to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Indianapolis to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Indianapolis to St. Louis that include hotel bookings?

    Yes. In addition to deals on Indianapolis to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to St. Louis.

  • Can I find deals for business class flights from Indianapolis to St. Louis?

    Yes. Cheapflights offers flight deals from Indianapolis to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Indianapolis to St. Louis that allow pets onboard?

    Many airlines flying from Indianapolis to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Indianapolis to St. Louis?

    Yes, you can often find last-minute deals on Indianapolis to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Indianapolis to St. Louis flight deals updated?

    The Indianapolis to St. Louis flight deals you see on this page were last updated on 5/28.

  • What are the most popular airlines that fly from Indianapolis to St. Louis?

    Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Indianapolis to St. Louis.

  • When is the best time to book a flight from Indianapolis to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Indianapolis to St. Louis (average of $319). Flying from Indianapolis to St. Louis in July is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Indianapolis to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Indianapolis to St. Louis

Discover the top 3 airlines that operate flights from Indianapolis to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,696,634 searches. Data last updated May 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$195Average$271FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$234Average$244FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$270Average$369FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Indianapolis to St. Louis by cabin class

Find flights from Indianapolis to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Indianapolis to St. Louis?

Deals for Indianapolis to St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Indianapolis to St. Louis?

Cheapflights helps you find that perfect flight to St. Louis from Indianapolis by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Indianapolis to St. Louis with no change fees?

Yes, we can. To see specific flights from Indianapolis to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Indianapolis to St. Louis become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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