- Must visit
Saint Louis Art Museum
Vast art museum in Forest Park with global collections from antiquity to modern works and strong free general admission.
Flights from Indianapolis, IN to St. Louis, MO depart on average 51 times per day, taking around 4h 10m. Cheap flight tickets for this journey start at $156 (€127) but you can travel from only $31 (€25) 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 2h 32m. June is the cheapest month to fly.
Distance 229 miles (370 km) |
Average flight duration 4h 10m |
Cheapest ticket price $156 (€127) |
Flights per day 51 |
Fastest flight 2h 32m |
First flight 5:00 AM |
Last flight 10:00 PM |
Cheapest Month Jun |
Cheapest Day Sat |
High Season Jul - Sep |
Low Season Jan - Mar |
Busiest Day Wed |
Least Busy Day Sat |
Best time to book 1 day |
Cheapest price on Sep 20
$373
Average ticket price on Sep 20
$783
Fastest journey on Sep 20
3 h 36 m
Average journey duration on Sep 20
3 h 58 m
Flights on Sep 20
50
Distance
370 km
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 $783 if you buy it on the day, but the cheapest tickets can be found for only $373.
It's difficult to get from Indianapolis, IN to St. Louis, MO without transferring at least once.
UA3565 · UA775
UA592 · UA4412
UA1454 · UA4613
UA592 · UA4518
UA3479 · UA4613
UA3565 · UA775
AA6355+
AA4412
UA592 · UA4412
UA1454 · UA4613
AA2818+
AA4557Omio 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 an average ticket price of $54 For those with little time, consider booking a bus, which has an average total journey time of 4h 58m. Average ticket prices depend on the travel mode: a bus costs an average of $54, while a flight costs an average of $641.
Distance: 229 miles (370 km)
| Flight | Most popular Bus | Train | Driving |
|---|---|---|---|
$641 Average price | $54 Average price Cheapest | $206 Average price | $51 Average price (fuel + tolls) |
6h 10m Average total duration 4h 10m Onboard + 2h 0m Additional time* | 4h 58m Average total duration Fastest 4h 28m Onboard + 30m Additional time* | 10h 39m Average total duration 10h 9m Onboard + 30m Additional time* | 3h 31m Average total duration (door-to-door) |
![]() Most popular airline | ![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Indianapolis, IN to St. Louis, MO:
A bus is $152 (€124) less than a train for this route with tickets for a train from Indianapolis, IN to St. Louis, MO costing on average $206 (€168).
A bus is $588 (€480) less than a flight for this route with tickets for a flight from Indianapolis, IN to St. Louis, MO costing on average $641 (€524).
Other travel options to St. Louis, MO take longer:
Bus takes on average 4h 28m.
Train takes on average 10h 9m.
The table below shows live departures for Indianapolis, IN to St. Louis, MO flights for today, Saturday, September 19. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 2:05 PM Indianapolis, IN | 6h24 | 8:29 PM St. Louis, MO | 0 transfersDirect | |
![]() | 7:27 PM Indianapolis, IN | 6h05 | 1:32 AM St. Louis, MO | 0 transfersDirect | |
![]() | 7:35 PM Indianapolis, IN | 6h48 | 2:23 AM St. Louis, MO | 0 transfersDirect | |
![]() | 7:51 PM Indianapolis, IN | 6h20 | 2:11 AM St. Louis, MO | 0 transfersDirect | |
![]() | 9:05 PM Indianapolis, IN | 6h00 | 3:05 AM St. Louis, MO | 0 transfersDirect | |
![]() | 9:31 PM Indianapolis, IN | 5h46 | 3:17 AM St. Louis, MO | 0 transfersDirect | |
![]() | 10:12 PM Indianapolis, IN | 4h30 | 2:42 AM St. Louis, MO | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
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.
Discover the best of St. Louis, MO — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect St. Louis, MO trip today.
Vast art museum in Forest Park with global collections from antiquity to modern works and strong free general admission.
Leading history museum covering St. Louis, Missouri, and national stories through rotating exhibitions in Forest Park.
Interactive science museum with hands-on exhibits, planetarium, and family-friendly displays near Forest Park.
Lively downtown riverfront district with trails, views of the Arch, public art, and access to major historic sites.
Large urban park with trails, lakes, zoo access, and major museums, ideal for walking between top attractions.
Beloved neighborhood park with formal lily ponds, pavilions, and one of the city's most photographed landscapes.
A thin, cracker-like crust pizza cut into squares and topped with Provel cheese, a St. Louis original loved for its distinct texture and tangy flavor.
Crisp, breaded ravioli said to be born on The Hill, usually served with marinara. It is a signature St. Louis Italian-American appetizer.
Sticky butter cake with a dense base and gooey sweet top. A longtime St. Louis bakery favorite often enjoyed for breakfast or dessert.
Refined contemporary restaurant with tasting menus and strong national acclaim. Elegant fine dining focused on seasonal Midwestern ingredients.
Beloved frozen custard stand serving concretes and sundaes since 1929. Casual, nostalgic, and one of the city's iconic dessert stops.
Popular smokehouse known for St. Louis barbecue, especially ribs, brisket, and pork steak, in a polished but relaxed atmosphere.
Moderate for U.S. city breaks: hotels and dining are reasonable, transit is limited, and attractions often cost less than in larger U.S. tourist cities.
Tip 18-20% at restaurants, $1-2 per drink at bars, and 10-15% for taxis. Cafes often have tip jars or screen prompts.
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.

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.
Indianapolis International Airport is 8 km from Indianapolis city centre. Public transport options include:
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 options include: Restaurants in Civic Plaza, including fast food and sit-down options like Chick-fil-A and Harry & Izzy's
Free Wi-Fi available throughout the airport. ATMs are located near baggage claim and ticketingas.
Lost and found is available at the station.
Available at Indianapolis International Airport: Parking, Taxis, WC.
Available at Indianapolis International Airport: Car Rental.
Accessibility facilities are available at Indianapolis International Airport.
Nearby hotels include Hotels nearby, such as the Crowne Plaza Indiapolis Airport..
St. Louis Lambert International Airport is 2 km from St. Louis city centre. Public transport options include:
St. Louis Lambert 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 options include: Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Free Wi-Fi available throughout the airport. ATMs are located in both terminals.
Lost and found is available at the station.
Available at St. Louis Lambert International Airport: Parking, Taxis, WC.
Available at St. Louis Lambert International Airport: Car Rental.
Accessibility facilities are available at St. Louis Lambert International Airport: Elevators, ramps.
Nearby hotels include Hotels nearby, such as Marriott St. Louis Airport within walking distance..
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