Distance from Indianapolis to St. Louis is 371 kilometers. This air travel distance is equal to 231 miles.
The air travel (bird fly) shortest distance between Indianapolis and St. Louis is 371 km= 231 miles.
If you travel with an airplane (which has average speed of 560 miles) from Indianapolis to St. Louis, It takes 0.41 hours to arrive.
There are 230.29 miles from Indianapolis to Saint Louis in southwest direction and 243 miles (391.07 kilometers) by car, following the I-70 route.
Indianapolis and Saint Louis are 3 hours 41 mins far apart, if you drive non-stop .
This is the fastest route from Indianapolis, IN to Saint Louis, MO. The halfway point is Greenup, IL.
Please note the time difference between Indianapolis, IN and Saint Louis, MO is 1 hour. The current time in Indianapolis is 1:19 am and the current time in Saint Louis is 1:19 am.
Any questions or tips to share?
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Gas Consumption and Emissions
A car with a fuel efficiency of MPG will need 9.75 gallons of gas to cover the route between Indianapolis, IN and Saint Louis, MO.
The estimated cost of gas to go from Indianapolis to Saint Louis is $36.34.
During the route, an average car will release 190.96 pounds of CO2 to the atmosphere. The carbon footprint would be 0.79 pounds of CO2 per mile.
- Average USA gas price used for calculation is $3.73 per gallon of regular gas. Price last updated on November 5, 2022.
- Read more about our CO2 calculation.
Best Hotels In or Near Saint Louis, MO
Do you have where to stay when you arrive to Saint Louis, MO? Check out our hotel recommendations:
Halfway Point Between Indianapolis, IN and Saint Louis, MO
If you want to meet halfway between Indianapolis, IN and Saint Louis, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.238205 and -88.188377, or 39º 14' 17.538" N, 88º 11' 18.1572" W. This location is 121.35 miles away from Indianapolis, IN and Saint Louis, MO and it would take approximately 1 hour 50 mins to reach the halfway point from both locations.
Closest City or Town to Halfway Point
The closest town to the halfway point is Greenup, IL, situated 119 miles from Indianapolis, IN and 126 miles from Saint Louis, MO. It would take 1 hour 50 mins to go from Indianapolis to Greenup and 2 hours 1 min to go from Saint Louis to Greenup.
Weather in Indianapolis and Saint Louis
Compare the weather today and the next four days in Indianapolis, IN and Saint Louis, MO:
Lowest Price Rental Cars in Indianapolis, IN
Planning on renting a car to go from Indianapolis, IN to Saint Louis, MO? Here there are some offers to rent a car in or near Indianapolis, IN:
Small
From $14
Intermediate
From $18
Full-size
From $24
SUVs
From $28
Vans
From $40
Compare rental car prices in Indianapolis »
Distance conversions
Checkout the distance in miles, kilometers and nautical miles between Indianapolis, IN and Saint Louis, MO in this table:
Straight line distance | 230.29 mi | 370.61 km | 200.11 nautical mi |
Driving distance | 243 mi | 390.57 km | 210.89 nautical mi |
Road Trip Tips
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