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Journey information
Overview: Indianapolis, IN to St. Louis, MO flight
USAUSA
Flights from Indianapolis, IN to St. Louis, MO depart on average 35 times per day, taking around 8h 43m. Cheap flight tickets for this journey start at $124 (€100) but you can travel from only $36 (€29) 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 41m. April 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 $36 (€29)
Distance 229 miles (370 km) |
Average flight duration 8h 43m |
Cheapest ticket price $124 (€100) |
Flights per day 35 |
Fastest flight 3h 41m |
Cheapest month April |
First flight 05:00 |
Last flight 22:00 |
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 $36 (€29)
The cheapest and fastest flights from Indianapolis, IN to St. Louis, MO
Showing times and prices for Mar 23
Cheapest price
$321
Average price
$368
Fastest journey
3 h 58 m
Average duration
5 h 48 m
Flights per day
5
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 $368 if you buy it on the day, but the cheapest tickets can be found for only $321.
Fast flights
Of the 5 flights that leave Indianapolis, IN for St. Louis, MO onMon, Mar 23, 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Mon, Mar 23 the direct flights cover the 370 km distance in an average of 5 h 48 m but if you time it right, some flights will get you there in just 3 h 58 m .
On Mon, Mar 23 the longest flights will take 6 h 35 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.
02:00PM6h26
Indianapolis, IN08:26PMSt. Louis, MO
$3211One-way
0 transfers
08:38PM6h35
Indianapolis, IN03:13AMSt. Louis, MO
$3711One-way
0 transfers
11:34PM6h25
Indianapolis, IN05:59AMSt. Louis, MO
$3711One-way
0 transfers
07:56PM5h34
Indianapolis, IN01:30AMSt. Louis, MO
$3791One-way
0 transfers
12:45AM3h58
Indianapolis, IN04:43AMSt. Louis, MO
$3961One-way
0 transfers
12:45AM3h58
Indianapolis, IN04:43AMSt. Louis, MO
$3961One-way
0 transfers
07:56PM5h34
Indianapolis, IN01:30AMSt. Louis, MO
$3791One-way
0 transfers
11:34PM6h25
Indianapolis, IN05:59AMSt. Louis, MO
$3711One-way
0 transfers
02:00PM6h26
Indianapolis, IN08:26PMSt. Louis, MO
$3211One-way
0 transfers
08:38PM6h35
Indianapolis, IN03:13AMSt. Louis, MO
$3711One-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 $36. For those with little time consider booking a bus which can get you there in 5h 24m. The ticket price range depends on the travel mode: a bus costs an average of $36, and a flight costs an average of $124.
Distance: 229 miles (370 km)
Compare flight with
| Flight | Most popular Bus | Train |
|---|---|---|
$333 Average price | $57 Average price Cheapest | $122 Average price |
11h 43m Average total duration 8h 43m Onboard + 3h 0m Additional time* | 5h 54m Average total duration Fastest 5h 24m Onboard + 30m Additional time* | 8h 58m Average total duration 8h 28m Onboard + 30m Additional time* |
 Most popular airline |  Most popular bus company |  Most popular train company |
Direct Options | Direct Options | Direct Options |
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, Sunday, March 22. You can also manually refresh the results below to see updated flight journeys.
Last updated at 5:59 AM
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| 10:45 AM Indianapolis, IN | 5h23 | 4:08 PM St. Louis, MO | 0 transfersDirect | |
| 11:00 AM Indianapolis, IN | 6h03 | 5:03 PM St. Louis, MO | 0 transfersDirect | |
| 2:00 PM Indianapolis, IN | 6h26 | 8:26 PM St. Louis, MO | 0 transfersDirect | |
| 7:35 PM Indianapolis, IN | 6h48 | 2:23 AM St. Louis, MO | 0 transfersDirect | |
| Monday, March 23 | |||||
| 12:45 AM Indianapolis, IN | 3h58 | 4:43 AM St. Louis, MO | 0 transfersDirect | |
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.
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Why should you book Indianapolis, IN to St. Louis, MO flights with Omio?
Alaska Airlines operates all 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 Alaska Airlines?
- 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 Alaska Airlines 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 Skyscanner, Trip or Edreams?
- 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: Alaska Airlines from Indianapolis, IN to St. Louis, MOFind the best flights between Indianapolis, IN to St. Louis, MO with Omio's travel partners Alaska Airlines from $36 (€29). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
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)
Entertaiment on board
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.
Cheap plane tickets from Indianapolis, IN to St. Louis, MO can start from as little as $124 (€100) when you book in advance. The average flight ticket price for Indianapolis, IN to St. Louis, MO is $333 (€270) ; 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 41m 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 35 flights a day from Indianapolis, IN to St. Louis, MO which require at least one change with 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 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 April.
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.
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.
popular airports
Popular airports from Indianapolis, IN to St. Louis, MO
Indianapolis
St. Louis
The major airport for departures in Indianapolis is Indianapolis International Airport. Find all the information you need to know about services, amenities and connections at Indianapolis International Airport for your trip from Indianapolis to St. Louis.
Amenities at airport
Wifi
Shopping
Parking
Dining
ATM
Taxis
Accessibility
WC
Hotel
Shower
Lounge
Lost and Found Office
Car Rentalinformation
Distance to city center
8 km
Car connection
I-70, Exit 68Wifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops in Civic Plaza, including Hudson News and Tech on the Go.
Parking
- Parking available with both short-term and long-term options, approximately 1.9€ ($2) per hour.
Dining
- Restaurants in Civic Plaza, including fast food and sit-down options like Chick-fil-A and Harry & Izzy's
Taxis
- Available outside the terminal.
WC
- Available throughout the airport.
Hotel
- Hotels nearby, such as the Crowne Plaza Indiapolis Airport.
Shower
- Showers available in Delta Sky Club, access with membership or fee.
Lounge
- Lounges include Delta Sky Club and United Club.
Lost and Found Office
- Lost and Found located in the Guest Services Center.
Car Rental
- Car rental services available in the Ground Transportation Center, including Hertz and Avis
Public transit options for Indianapolis International Airport
- IndyGo Route 8, Airport Stop, 13 km
The major airport for arrivals in St. Louis is St. Louis Lambert International Airport. Find all the information you need to know about services, amenities and connections at St. Louis Lambert International Airport for your journey to St. Louis from Indianapolis.
Amenities at airport
WifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rentalinformation
Distance to city center
2 kmCar connection
I-70, Exit 236Wifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops in both terminals, including Hudson News and Tech on the Go.
Parking
- Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour.
Dining
- Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps
WC
- Available throughout both terminals.
Hotel
- Hotels nearby, such as Marriott St. Louis Airport within walking distance.
Shower
- Showers available in some lounges, access may require lounge fee.
Lounge
- Lounges available, including American Airlines Admirals Club.
Lost and Found Office
- Lost and Found located in terminal 1, contact airport for details.
Car Rental
- Car rental services available, including Hertz and Enterprise in terminal 1
Public transit options for St. Louis Lambert International Airport
- MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes
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
Most popular flights to St. Louis, MO
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