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Cheap flights from St. Louis to Indianapolis (STL - IND) from $69

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 5/14. 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.
STL — IND
May 11 — May 181
From?
To?
Sat 5/11
Sat 5/18
1 adult, Economy
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Cheap flight deals from St. Louis to Indianapolis

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Indianapolis (IND). 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 6, 2024.

Popular in

June

Cheapest in

February

Round-trip from

$302

One-way from

$107
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 33% potential price drop
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From Lambert-St Louis to Indianapolis
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One-way flight from Lambert-St Louis to Indianapolis
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What is the cheapest day to fly round-trip from St. Louis to Indianapolis?

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

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

February is one of the best times of the year to fly to Indianapolis from St. Louis. Prices for February average $305 per person but you can even find prices for as low as $204. The most expensive prices can be found in the month of June. Opting for a February flight can save you 37% on your journey compared to booking in June

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

Unlike at noon, when flights are generally more expensive, you can save up to 34% on flights from St. Louis to Indianapolis by exploring options for tickets in the morning.

Cheap Frontier flights from St. Louis to Indianapolis

Explore cheap flight options specifically provided by Frontier for the route between St. Louis and Indianapolis. 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 2,719,943 searches. Data last updated May 6, 2024.
Take a look at some of the lowest-priced Frontier flights heading from St. Louis to Indianapolis. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 5/158:04 pmSTL - IND
1 stop14h 15mFrontier
Thu 5/167:19 pmIND - STL
1 stop12h 49mFrontier
Deal found 5/5$150
Mon 5/139:11 pmSTL - IND
1 stop22h 25mFrontier
Fri 5/179:15 pmIND - STL
1 stop13h 10mFrontier
Deal found 5/5$167

Cheap Spirit Airlines flights from St. Louis to Indianapolis

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Indianapolis. 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 2,719,943 searches. Data last updated May 6, 2024.
Some of the best deals we've found on Spirit Airlines flights traveling from St. Louis to Indianapolis. Check back soon if you're not seeing flights that suit your needs.
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
1 stop15h 17mSpirit Airlines
Deal found 5/5$202
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$211
Mon 6/34:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$240
Mon 6/34:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$252
Mon 5/134:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$257
Mon 6/34:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Mon 6/101:30 pmIND - STL
3 stops25h 53mSpirit Airlines
Deal found 5/4$304
Thu 8/226:24 pmSTL - IND
1 stop14h 28mSpirit Airlines
Mon 8/2612:29 pmIND - STL
2 stops22h 10mSpirit Airlines
Deal found 5/5$314
Mon 6/34:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Mon 6/101:30 pmIND - STL
3 stops25h 53mSpirit Airlines
Deal found 5/4$323
Thu 8/227:48 pmSTL - IND
2 stops22h 28mSpirit Airlines
Mon 8/2612:29 pmIND - STL
2 stops22h 10mSpirit Airlines
Deal found 5/5$404

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

Find cheap flight options from St. Louis to Indianapolis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 6, 2024.
Scroll through some of the best deals on flights from St. Louis to Indianapolis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 5/158:04 pmSTL - IND
1 stop14h 15mFrontier
Thu 5/167:19 pmIND - STL
1 stop12h 49mFrontier
Deal found 5/5$150
Mon 5/139:11 pmSTL - IND
1 stop22h 25mFrontier
Fri 5/179:15 pmIND - STL
1 stop13h 10mFrontier
Deal found 5/5$167
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
1 stop15h 17mSpirit Airlines
Deal found 5/5$202
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$211
Mon 6/34:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$240
Mon 6/34:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$252
Mon 5/134:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$257
Mon 5/134:05 pmSTL - IND
3 stops30h 53mMultiple Airlines
Fri 5/1710:00 amIND - STL
3 stops31h 25mMultiple Airlines
Deal found 5/5$284
Wed 5/1511:36 amSTL - IND
1 stop17h 03mMultiple Airlines
Thu 5/167:00 pmIND - STL
2 stops21h 14mMultiple Airlines
Deal found 5/5$295

St. Louis to Indianapolis 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Indianapolis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
Scroll through some of the best deals on flights from St. Louis to Indianapolis in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 5/158:04 pmSTL - IND
1 stop14h 15mFrontier
Thu 5/167:19 pmIND - STL
1 stop12h 49mFrontier
Deal found 5/5$150
Mon 5/139:11 pmSTL - IND
1 stop22h 25mFrontier
Fri 5/179:15 pmIND - STL
1 stop13h 10mFrontier
Deal found 5/5$167
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
1 stop15h 17mSpirit Airlines
Deal found 5/5$202
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$211
Mon 6/34:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$240
Thu 8/226:42 pmSTL - IND
1 stop22h 25mMultiple Airlines
Mon 8/2612:29 pmIND - STL
1 stop10h 45mMultiple Airlines
Deal found 5/5$242
Mon 6/34:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Mon 6/108:19 pmIND - STL
2 stops19h 04mSpirit Airlines
Deal found 5/4$252
Mon 5/134:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$257
Mon 5/134:05 pmSTL - IND
3 stops30h 53mMultiple Airlines
Fri 5/1710:00 amIND - STL
3 stops31h 25mMultiple Airlines
Deal found 5/5$284

St. Louis to Indianapolis flights leaving soon

Find last-minute flight options from St. Louis to Indianapolis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 6, 2024.
Have a look at some of the last-minute flights available departing from St. Louis to Indianapolis. Tip: verify your flight details before completing your reservation.
Wed 5/158:04 pmSTL - IND
1 stop14h 15mFrontier
Thu 5/167:19 pmIND - STL
1 stop12h 49mFrontier
Deal found 5/5$150
Mon 5/139:11 pmSTL - IND
1 stop22h 25mFrontier
Fri 5/179:15 pmIND - STL
1 stop13h 10mFrontier
Deal found 5/5$167
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
1 stop15h 17mSpirit Airlines
Deal found 5/5$202
Mon 5/134:05 pmSTL - IND
3 stops30h 53mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$211
Mon 5/134:05 pmSTL - IND
1 stop12h 30mSpirit Airlines
Fri 5/178:11 pmIND - STL
2 stops21h 14mSpirit Airlines
Deal found 5/5$257
Mon 5/134:05 pmSTL - IND
3 stops30h 53mMultiple Airlines
Fri 5/1710:00 amIND - STL
3 stops31h 25mMultiple Airlines
Deal found 5/5$284
Wed 5/1511:36 amSTL - IND
1 stop17h 03mMultiple Airlines
Thu 5/167:00 pmIND - STL
2 stops21h 14mMultiple Airlines
Deal found 5/5$295
Wed 5/1511:36 amSTL - IND
1 stop17h 03mMultiple Airlines
Thu 5/167:00 pmIND - STL
3 stops21h 30mMultiple Airlines
Deal found 5/5$336
Wed 5/1512:15 pmSTL - IND
3 stops19h 42mMultiple Airlines
Thu 5/167:00 pmIND - STL
2 stops21h 14mMultiple Airlines
Deal found 5/5$425

One-way flights to Indianapolis from St. Louis

Search for one-way flight options from St. Louis to Indianapolis. 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 2,719,943 searches. Data last updated May 6, 2024.
Take a look at some of the one-way flights we've detected from St. Louis to Indianapolis. For those needing a return trip from St. Louis, there is a search form available above.
Tue 5/142:35 pmSTL - IND
1 stop8h 23mSpirit Airlines
Deal found 5/5$69
Tue 5/142:35 pmSTL - IND
2 stops17h 22mSpirit Airlines
Deal found 5/5$87
Wed 7/35:15 amSTL - IND
1 stop4h 59mAmerican Airlines
Deal found 5/4$107
Tue 5/142:35 pmSTL - IND
3 stops21h 16mSpirit Airlines
Deal found 5/5$116
Wed 5/229:10 pmSTL - IND
1 stop20h 19mFrontier
Deal found 5/5$130
Wed 7/312:15 pmSTL - IND
3 stops23h 26mMultiple Airlines
Deal found 5/4$230
Wed 7/35:30 pmSTL - IND
2 stops15h 51mUnited Airlines
Deal found 5/4$320
Wed 5/2210:10 amSTL - IND
2 stops11h 42mUnited Airlines
Deal found 5/5$460

Find flights from St. Louis to Indianapolis within your budget

Customize your flight search to find flights from St. Louis to Indianapolis 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 2,719,943 searches. Data last updated May 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$150 - $619

Route

Depart

Return

Price

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Wed 5/15

1 stop14h 15m

Indianapolis

Thu 5/16

1 stop12h 49m

$150

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Mon 6/3

3 stops30h 53m

Indianapolis

Mon 6/10

2 stops19h 04m

$240

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Thu 8/22

1 stop22h 25m

Indianapolis

Mon 8/26

1 stop10h 45m

$242

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Mon 6/3

1 stop12h 30m

Indianapolis

Mon 6/10

2 stops19h 04m

$252

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Wed 5/15

1 stop17h 03m

Indianapolis

Thu 5/16

2 stops21h 14m

$295

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Mon 6/3

3 stops30h 53m

Indianapolis

Mon 6/10

3 stops25h 53m

$304

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Wed 5/15

1 stop17h 03m

Indianapolis

Thu 5/16

3 stops21h 30m

$336

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Tue 5/21

1 stop5h 11m

Indianapolis

Tue 5/21

1 stop4h 46m

$353

Lambert-St LouisIndianapolis

STL - IND

STLIND

Lambert-St Louis

Tue 5/21

1 stop4h 16m

Indianapolis

Tue 5/21

2 stops18h 07m

$619

Flights are sorted by cheapest first

Deals found on 5/5

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Indianapolis. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Indianapolis flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Indianapolis by month

Plan your trip from St. Louis to Indianapolis by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Indianapolis is currently $190 while a round-trip flight costs $310. Price data was last updated on April 28, 2024.

Currently, February is the cheapest month in which you can book a flight from St. Louis to Indianapolis (average of $302). Flying from St. Louis to Indianapolis in June is currently the most expensive (average of $364). 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.

January

$305

February

$302

March

$357

April

$328

May

$355

June

$364

July

$336

August

$305

September

$316

October

$322

November

$334

December

$318

Temperature and rainfall in Indianapolis by month

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

IND

Temperature

28.4 - 75.2 °F

Reviews of airlines servicing Indianapolis

Get insights into the airlines that provide service to Indianapolis. 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 Indianapolis. Reviews last updated May 6, 2024.
Read reviews from past customers who have flown Frontier, Spirit Airlines and American Airlines from St. Louis to Indianapolis. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
11,118 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

United Airlines
7.4
Good
11,118 reviews
United Airlines
7.4
Good
11,118 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

American Airlines
7.3
Good
14,713 reviews
United Airlines
7.4
Good
11,118 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Spirit Airlines
6.4
Okay
8,721 reviews
United Airlines
7.4
Good
11,118 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Frontier
6.3
Okay
4,090 reviews
United Airlines
7.4
Good
11,118 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.2

Crew

8.1

Food

6.7

Reviews

1 / 10

The staff were pleasant. There was no food or entertainment.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Indianapolis. 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 St. Louis to Indianapolis for under $200 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Indianapolis for under $200. The cheapest flight booked recently is on Frontier for just $150, but on average you can expect to pay $397.

  • Are there last-minute flights available from St. Louis to Indianapolis for under $200?

    There are currently 11+ open flights from St. Louis to Indianapolis within the next 7 days for less than $200.

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

    Flying on Frontier is currently your cheapest option to Indianapolis, with prices starting at $150. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and American Airlines, with the lowest prices starting at $240 and $353, respectively. Frontier is 50% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $69 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and Frontier, with prices starting from $107 and $130, respectively.

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

    The most popular airlines flying from St. Louis to Indianapolis are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

  • What does STL to IND mean?

    Great question - STL to IND just means Lambert-St Louis Airport to Indianapolis Airport. Now you’ll know what these unique codes when you look for flights!

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

    The amount of baggage you can bring on your St. Louis to Indianapolis 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 St. Louis to Indianapolis with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Indianapolis 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 St. Louis to Indianapolis that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Indianapolis 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 St. Louis to Indianapolis that allow pets onboard?

    Many airlines flying from St. Louis to Indianapolis 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 St. Louis to Indianapolis?

    Yes, you can often find last-minute deals on St. Louis to Indianapolis 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 St. Louis to Indianapolis flight deals updated?

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

See more FAQs

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

Kansas City to Indianapolis flights
Springfield to Indianapolis flights
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Top 3 airlines flying from St. Louis to Indianapolis

Discover the top 3 airlines that operate flights from St. Louis to Indianapolis. 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 2,719,943 searches. Data last updated May 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$175Average$265FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$220Average$419FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$232Average$280FlexibilityNo cancel feeOn-timeN/A
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Search flights from St. Louis to Indianapolis by cabin class

Find flights from St. Louis to Indianapolis, based on your preferred cabin class, be it economy, premium economy, business, or first 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 St. Louis to Indianapolis?

Cheapflights makes it easy to find St. Louis to Indianapolis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Indianapolis from St. Louis.

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

Certainly. Search results for flights to Indianapolis from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on St. Louis to Indianapolis flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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