How far is Flat Rock, IN from Indianapolis, IN?
The driving distance from Flat Rock, IN to Indianapolis, IN is about 37.8 miles (60.8 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 32.9 miles (52.9 km).
- For a round trip, plan for roughly 01h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 00h 40m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Johnson County, Indiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Flat Rock and Indianapolis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Flat Rock and Indianapolis.
-
1
Start on Old State Road 252
5.9 mi · 10 min · Old State Road 252
-
2
Take the ramp right
1594 ft · 39 sec
-
3
Merge slight left
29.7 mi · 34 min
-
4
Take the exit slight left toward I 70 West: Saint Louis
1 km · 56 sec
-
5
Merge slight left onto Dwight D Eisenhower Highway
719 ft · 12 sec · Dwight D Eisenhower Highway
-
6
Take the exit slight right toward Meridian Street
1805 ft · 46 sec
-
7
Continue on Madison Avenue
1849 ft · 1 min · Madison Avenue
-
8
Continue on South Meridian Street
2344 ft · 2 min · South Meridian Street
-
9
Turn left onto Monument Circle
111 m · 43 sec · Monument Circle
-
10
Turn right
23 m · 7 sec
-
11
At the end of the road, turn right
78 m · 28 sec
-
12
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Flat Rock and Indianapolis.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Old State Road 252
Merge slight left
29.7 mi · 00h 34m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Flat Rock and Mostly Sunny near Indianapolis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Flat Rock to Indianapolis?
The road trip is about 37.8 miles (60.8 km) and usually takes 00h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Whiteland is a useful midpoint, sitting about 19 miles from Flat Rock and 18.9 miles from Indianapolis.
How much longer is the road route than the straight-line distance?
The direct path is about 32.9 miles (52.9 km), while the road route adds roughly 4.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.02 one way or $10.03 round trip. Estimated CO2 is about 11.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Flat Rock and Mostly Sunny near Indianapolis.
Stop Ideas Near Whiteland
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Whiteland.
Indianapolis Union Station
Connersville station
Crawfordsville
Crawfordsville (Bus), Indiana
Flight Path Map
This map shows the direct air route between Flat Rock and Indianapolis. Straight-line distance: 32.9 mi (52.94 km).
#1 Flat Rock
Unincorporated community in Shelby County, Minnesota
| Population | 1,728 |
| Coordinates | 39.3642200, -85.8316500 |
| Altitude | 210 |
| Country | United States |
#2 Indianapolis
The sixteenth most populous city in the United States and the center of the Indianapolis metropolitan area.
| Population | 877,903 |
| Coordinates | 39.7683800, -86.1580400 |
| Altitude | 218 |
| Country | United States |
End: Monument Circle (-86.158009, 39.768033)
Estimated Travel Time
Distance: 61 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 15m |
| 40 mph (64.37 km/h) | 00h 56m |
| 50 mph (80.47 km/h) | 00h 45m |
| 60 mph (96.56 km/h) | 00h 37m |
| 70 mph (112.65 km/h) | 00h 32m |
| 80 mph (129 km/h) | 00h 28m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $5.02 | $10.03 |
| Mid-grade | $4.25 | $5.66 | $11.31 |
| Premium | $4.65 | $6.19 | $12.38 |
| Diesel | $5.30 | $7.05 | $14.11 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Indiana · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.