Indianapolis, IN IND to St. Louis, MO STL flight with United

Sun, Jun 21
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Journey information

Overview: Indianapolis, IN to St. Louis, MO flight

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Flights from Indianapolis, IN to St. Louis, MO depart on average 39 times per day, taking around 8h 43m. Cheap flight tickets for this journey start at $136 (€111) but you can travel from only $33 (€27) by bus.

The earliest flight runs at 05:00, the last at 22:00. The fastest flight covers the 229 miles (370 km) distance in 3h 34m. May is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Bus from $33 (€27)
Distance
229 miles (370 km)
Average flight duration
8h 43m
Cheapest ticket price
$136 (€111)
Flights per day
39
Fastest flight
3h 34m
First flight
5:00 AM
Last flight
10:00 PM
Cheapest Month
May
Cheapest Day
Sat
High Season
Oct - Dec
Low Season
Apr - Jun
Busiest Day
Sun
Least Busy Day
Sat
Best time to book
5 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Bus from $33 (€27)

The cheapest and fastest flights from Indianapolis, IN to St. Louis, MO

Showing times and prices for Jun 21

Cheapest price

$198

Average price

$331

Fastest journey

3 h 36 m

Average duration

4 h 24 m

Flights per day

7

Distance

370 km

Cheap tickets

The best way to find a cheap flight ticket from Indianapolis, IN to St. Louis, MO is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Indianapolis, IN to St. Louis, MO will cost around $331 if you buy it on the day, but the cheapest tickets can be found for only $198.

Fast flights

Of the 7 flights that leave Indianapolis, IN for St. Louis, MO onSun, Jun 21, 7 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Sun, Jun 21 the direct flights cover the 370 km distance in an average of 4 h 24 m but if you time it right, some flights will get you there in just 3 h 36 m .

On Sun, Jun 21 the longest flights will take 5 h 9 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • United
    3:42 PM3h36
    Indianapolis, IN
    7:18 PMSt. Louis, MO
    $1981One-way
    0 transfers
  • American Airlines
    9:10 AM4h28
    Indianapolis, IN
    1:38 PMSt. Louis, MO
    $2661One-way
    0 transfers
  • United
    11:10 PM3h55
    Indianapolis, IN
    3:05 AMSt. Louis, MO
    $3201One-way
    0 transfers
  • United
    7:35 PM6h48
    Indianapolis, IN
    2:23 AMSt. Louis, MO
    $3531One-way
    0 transfers
  • United
    11:00 AM6h02
    Indianapolis, IN
    5:02 PMSt. Louis, MO
    $3691One-way
    0 transfers

Travel Information

Compare train, bus, and flight for Indianapolis, IN to St. Louis, MO

Omio recommends booking the bus as it is the most popular option from Indianapolis, IN to St. Louis, MO among Omio's users. If you are prioritising price take the bus with prices starting from $33. For those with little time consider booking a bus which can get you there in 5h 22m. The ticket price range depends on the travel mode: a bus costs an average of $33, and a flight costs an average of $136.

Distance: 229 miles (370 km)

Compare flight with

Flight
Most popular
Bus
Train
Driving

$333

Average price

$54

Average price

Cheapest

$124

Average price

$50

Average price

(fuel + tolls)

11h 43m

Average total duration

8h 43m

Onboard

+

3h 0m

Additional time*

5h 52m

Average total duration

Fastest

5h 22m

Onboard

+

30m

Additional time*

8h 58m

Average total duration

8h 28m

Onboard

+

30m

Additional time*

3h 31m

Average total duration

(door-to-door)

United

Most popular airline

Greyhound

Most popular bus company

Amtrak

Most popular train company

Your own car or car rental

Direct Options

Direct Options

Direct Options

Direct Options

The cheapest way to travel from Indianapolis, IN to St. Louis, MO is a bus with an average price of $54 (€44).

This is compared to other travel options from Indianapolis, IN to St. Louis, MO:

A bus is $70 (€57) less than a train for this route with tickets for a train from Indianapolis, IN to St. Louis, MO costing on average $124 (€101).

A bus is $279 (€228) less than a flight for this route with tickets for a flight from Indianapolis, IN to St. Louis, MO costing on average $333 (€272).

The fastest way to travel from Indianapolis, IN to St. Louis, MO is by bus with an average journey time of 5h 22m.

Other travel options to St. Louis, MO take longer:

Train takes on average 8h 28m.

Flight takes on average 8h 43m.

It's helpful to compare your options as there are 3 ways to travel between Indianapolis, IN and St. Louis, MO including taking a train, bus, and flight.
We recommend using the bus as it is the most popular way to get from Indianapolis, IN to St. Louis, MO among Omio's users.

Live departures

Indianapolis, IN to St. Louis, MO flight times

The table below shows live departures for Indianapolis, IN to St. Louis, MO flights for today, Saturday, June 20. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
UnitedUA5435 · UA21446:33 PM Indianapolis International Airport
3h57
9:30 PM St. Louis Lambert International Airport1 transfer
UnitedUA3551 · UA15276:55 PM Indianapolis International Airport
5h40
11:35 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA1957 · AA13686:57 PM Indianapolis International Airport
6h02
11:59 PM St. Louis Lambert International Airport1 transfer
UnitedUA3445 · UA43887:42 PM Indianapolis International Airport
15h45
10:27 AM St. Louis Lambert International Airport1 transfer
American AirlinesAA1939 · AA4597:44 PM Indianapolis International Airport
5h00
11:44 PM St. Louis Lambert International Airport1 transfer
UnitedUA3443 · UA44728:08 PM Indianapolis International Airport
4h21
11:29 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA1951 · AA10049:01 PM Indianapolis International Airport
4h15
12:16 AM St. Louis Lambert International Airport1 transfer
Sunday, June 21
American Airlines9:10 AM Indianapolis, IN
4h28
1:38 PM St. Louis, MO0 transfersDirect
United11:00 AM Indianapolis, IN
6h02
5:02 PM St. Louis, MO0 transfersDirect
United2:30 PM Indianapolis, IN
4h54
7:24 PM St. Louis, MO0 transfersDirect
United3:42 PM Indianapolis, IN
3h36
7:18 PM St. Louis, MO0 transfersDirect
United5:50 PM Indianapolis, IN
5h09
10:59 PM St. Louis, MO0 transfersDirect
United7:35 PM Indianapolis, IN
6h48
2:23 AM St. Louis, MO0 transfersDirect

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets Indianapolis, IN to St. Louis, MO by train, bus, or flight

Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Sun
Jun 21
Mon
Jun 22
Tue
Jun 23
Wed
Jun 24
Thu
Jun 25
Fri
Jun 26
Sat
Jun 27

Why should you book Indianapolis, IN to St. Louis, MO flights with Omio?

United as well as Alaska Airlines offer flights services from Indianapolis, IN to St. Louis, MO.
Omio is an official ticket reseller for all your travel options from Indianapolis, IN to St. Louis, MO.

Why book with Omio vs United?

  • Compare with other providers: On Omio, you can not only buy tickets for United, but also compare tickets for the likes of Alaska Airlines to find the best option for your trip from Indianapolis, IN to St. Louis, MO.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare United with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Indianapolis, IN to St. Louis, MO.

Why book with Omio over Kayak, Skyscanner or Trip?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Alaska Airlines to find the best option for your trip from Indianapolis, IN to St. Louis, MO.
  • Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from Indianapolis, IN to St. Louis, MO.

Airlines: United, Alaska Airlines from Indianapolis, IN to St. Louis, MOFind the best flights between Indianapolis, IN to St. Louis, MO with Omio's travel partners United, Alaska Airlines from $33 (€27). We can find you the best deals, schedules and tickets when comparing and booking the best trip.

United

About
United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.
Luggage & cancellation policy
Average Duration
3h 36m
Cheapest Price
$198 (€162)
United frequency
30 a day
Luggage included
Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Additional luggage
Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Luggage storage
Both airlines provide checked baggage services for storing luggage during flights.
Cancellation Policy
Cancellation fees apply per person, per booking, with specific fees for different fare types.
Refund
Not applicable to flights; however, full refunds are available if flights are canceled by the airline.
Pregnant on board
Pregnant passengers are permitted to travel, with specific guidelines and medical certificates required after a certain gestational period.
Unaccompagned minor
Unaccompanied minors are permitted to travel, with specific age restrictions and services provided.
Amenities on board the airplane
Wifi
Food sold onboard
Meals and snacks are included on international flights operated by United Airlines and Virgin Australia.
Seat reservation
Seat selection may incur additional fees, depending on the fare type and airline.
Toilets
USB plugs
Accessibility
United Airlines and Virgin Australia offer services to and within Australia, providing accessible travel options for passengers with mobility needs.
Bikes
Both airlines permit bicycles onboard, with specific guidelines and fees.
Pets
United Airlines and Virgin Australia allow pets onboard, subject to specific policies and fees.

Alaska Airlines

About
Alaska Airlines, headquartered in SeaTac, Washington, is a major U.S. airline and the fifth-largest in North America by scheduled passengers carried as of 2024. Along with its regional partners, Horizon Air and SkyWest Airlines, Alaska Airlines operates a route network primarily connecting cities along the West Coast of the United States, including Alaska and Hawaii, to over 100 destinations in the contiguous U.S., the Bahamas, Belize, Canada, Costa Rica, Guatemala, and Mexico. The airline is a member of the Oneworld alliance, offering passengers access to a broad global network. Alaska Airlines is known for its customer service and loyalty program, Mileage Plan, and offers First Class, Premium Class, and Main Cabin seating options. The airline's primary hub is Seattle-Tacoma International Airport. In 2024, its parent company, Alaska Air Group, acquired Hawaiian Airlines.
Luggage & cancellation policy
Alaska Airlines frequency
1 a day
Luggage included
1 carry-on bag (22 x 14 x 9) and 1 personal item included
Additional luggage
Checked bags fees start at $30 for first bag, $40 for second bag
Cancellation Policy
Saver fares are non-refundable. Main and First Class fares are refundable with fee, depending on fare type and elite status
Pregnant on board
Passengers can fly up to 36 weeks pregnant. After 28 weeks, medical certificate required
Unaccompagned minor
Unaccompanied minor service available for children ages 5-17. Service fee is $50 per direction on nonstop flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Alaska Airlines provides wheelchair assistance and special services for passengers with disabilities, including meet-and-assist services and accessible seating
Pets
Pets allowed in cabin and cargo hold. Service animals welcome. Fees apply for pets in cabin ($100)

Complete guide to St. Louis

Things to do in St. Louis

Discover the best of St. Louis — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect St. Louis trip today.

  • Must visit

Saint Louis Art Museum

Major fine arts museum in Forest Park with collections spanning ancient to modern works. A top cultural stop known for strong European, American, and global holdings.

  • Must visit

City Museum

Highly original museum and artist-built environment with architectural salvage, tunnels, slides, and installations. One of the city’s most distinctive and widely shared attractions.

  • Recommended

Missouri History Museum

History museum in Forest Park covering St. Louis, Missouri, and regional stories through permanent and rotating exhibitions. Well suited for visitors wanting local context.

United States Dollar

Generally moderate by U.S. standards. Hotels and attractions are often reasonable, while dining costs vary by neighborhood and venue.

Average meal costs

Budget
USD 10-18 for fast food or casual spots.
Mid-range
USD 20-40 per person at a mid-range restaurant.
Fine dining
USD 70+ per person before drinks and tip.
Coffee
USD 3-6 for regular coffee or a latte.

Tipping culture

Tip 18-20% at restaurants. Tip USD 1-2 per drink at bars, round up taxis, and tip hotel staff and delivery drivers.

FAQs: Indianapolis, IN to St. Louis, MO Flight

Find answers to the most common questions about traveling from Indianapolis, IN to St. Louis, MO by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at St. Louis, MO, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from Indianapolis, IN to St. Louis, MO can start from as little as $136 (€111) when you book in advance. The average flight ticket price for Indianapolis, IN to St. Louis, MO is $333 (€272) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Indianapolis, IN to St. Louis, MO is 3h 34m to travel the 229 miles (370 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Indianapolis, IN to St. Louis, MO leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Indianapolis, IN to St. Louis, MO leaves at 10:00 PM.
There are 39 flights a day from Indianapolis, IN to St. Louis, MO which require at least one change with United, Alaska Airlines. Schedules can vary on holidays or weekends with fewer flights.
When taking a flight from Indianapolis, IN to St. Louis, MO, you can count on United, Alaska Airlines for the best way to get you to St. Louis, MO. You can also check all possible airlines who offer a service between Indianapolis, IN and St. Louis, MO and compare the amenities they offer before buying a plane ticket.
Flights from Indianapolis, IN to St. Louis, MO generally leave from Indianapolis International Airport and arrive in St. Louis Lambert International Airport.Indianapolis International Airport is 4 miles (8 km) away from Indianapolis, IN city centre and St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.
The cheapest month for a flight from Indianapolis, IN to St. Louis, MO is May.
It's helpful to compare your options as there are 3 ways to travel between Indianapolis, IN and St. Louis, MO including taking a train, bus, and flight.
Since neither Indianapolis, IN nor St. Louis, MO are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 1 h between Indianapolis, IN and St. Louis, MO all year round.
The best events to attend in St. Louis, MO include:
  • St. Louis Mardi Gras, a vibrant celebration featuring parades, live music, and festive activities in the Soulard neighborhood
  • St. Louis Art Fair, an annual event showcasing local and national artists with art exhibits, live performances, and culinary delights
  • Fair St. Louis, a multi-day Independence Day festival with fireworks, concerts, and family-friendly activities along the Gateway Arch.
The best holidays to experience in St. Louis, MO include:
  • Independence Day, vibrant fireworks and festive celebrations throughout the city
  • Labor Day, pleasant weather and various outdoor activities
  • Thanksgiving, a time for family gatherings with a charming autumn atmosphere.
The best season to visit St. Louis, MO is Spring or Fall. The best weather to explore St. Louis, MO is during April-May or September-October.
We recommend using the bus as it is the most popular way to get from Indianapolis, IN to St. Louis, MO among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In St. Louis, MO, travelers should be cautious in certain neighborhoods with higher crime rates, especially after dark. Common safety concerns include petty theft, pickpocketing, and occasional scams targeting visitors near popular attractions like the Gateway Arch. It’s advisable to stay in well-populated areas, avoid displaying valuables openly, and use reputable transportation services to minimize risks.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from Indianapolis, IN to St. Louis, MO

Most Indianapolis, IN to St. Louis, MO flights use the Indianapolis International Airport to St. Louis Lambert International Airport airport pair. Use this guide to compare Indianapolis, IN and St. Louis, MO airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in Indianapolis
Arrival airports in St. Louis

Which Indianapolis, IN airport do flights to St. Louis, MO leave from?

Flights from Indianapolis, IN to St. Louis, MO depart from Indianapolis International Airport. The airport is 5 miles (9 km) from Indianapolis, IN city centre at 7800 Col. H. Weir Cook Memorial Dr, Indiapolis, IN 46241, USA.
Indianapolis International Airport (IND)7800 Col. H. Weir Cook Memorial Dr, Indiapolis, IN 46241, USAWifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rental
City-centre transport

Getting to Indianapolis International Airport from Indianapolis city centre

Indianapolis International Airport is 8 km from Indianapolis city centre. Public transport options include:

BusMuncie · 20m · $21
8 · 45m · $1 · every ~4 min
8 · 46m · $1 · every ~4 min

Indianapolis International Airport airport facilities and services

Indianapolis International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.

Food and drink

Food options include: Restaurants in Civic Plaza, including fast food and sit-down options like Chick-fil-A and Harry & Izzy's

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located near baggage claim and ticketingas.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Indianapolis International Airport: Parking, Taxis, WC.

Bike and car services

Available at Indianapolis International Airport: Car Rental.

Accessibility

Accessibility facilities are available at Indianapolis International Airport.

Shops, hotels and contact

Nearby hotels include Hotels nearby, such as the Crowne Plaza Indiapolis Airport..

Most popular flights from Indianapolis, IN

More options for your journey from Indianapolis, IN to St. Louis, MO

Here are some other resources that might have the information you need

Most popular flights to and from St. Louis, MO and Indianapolis, IN

HomeFlightsFlights in USAFlight Schedules to St. Louis, MOIndianapolis, IN to St. Louis, MO Flights

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