How far is Indianapolis, IN from Saint Marys, IN?
The driving distance from Indianapolis, IN to Saint Marys, IN is about 116.3 miles (187.1 km), with a travel time of about 02h 21m by car.
- The straight-line flight distance is about 98.9 miles (159.1 km).
- For a round trip, plan for roughly 04h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 21m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town in Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Indianapolis and Saint Marys.
Turn-by-Turn Driving Directions
Step-by-step road directions between Indianapolis and Saint Marys.
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1
Start on the route
78 m · 33 sec
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2
Turn left
11 m · 10 sec
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3
Turn left onto Monument Circle
606 ft · 23 sec · Monument Circle
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4
Turn right onto East Market Street
2837 ft · 2 min · East Market Street
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5
Turn right onto North Park Avenue
156 m · 23 sec · North Park Avenue
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6
At the end of the road, turn left onto East Washington Street
932 ft · 34 sec · East Washington Street
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7
Take the ramp slight right toward I 65 South, I 70 West: Louisville, Saint Louis
1309 ft · 30 sec
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8
Keep slight left to continue on I 65 South, I 70 West: Louisville, Saint Louis, East Street
1110 ft · 19 sec
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9
Merge slight left
1938 ft · 33 sec
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10
Keep slight left
104.3 mi · 1 hr 54 min
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11
Take the exit slight right toward I 265 West, SR 62 West: New Albany
1.2 km · 1 min
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12
Merge slight left
5.1 mi · 6 min
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13
Take the exit slight right toward State Street
2492 ft · 1 min
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14
Turn right onto Paoli Pike
1.4 mi · 3 min · Paoli Pike
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15
Turn right onto Hilltop Road
2382 ft · 2 min · Hilltop Road
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16
Turn left
1825 ft · 2 min
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17
At the end of the road, turn left onto Spickert Knob Road
896 ft · 41 sec · Spickert Knob Road
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18
Turn right onto Jones Lane
1427 ft · 1 min · Jones Lane
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19
Continue on Saint Marys Road
1.2 mi · 5 min · Saint Marys Road
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20
Arrive at your destination
0 m · 1 sec · Saint Marys Road
Car Route Details
A richer read on the saved driving route between Indianapolis and Saint Marys.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 65 South
Keep slight left
104 mi · 01h 54m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Showers And Thunderstorms Likely leaving Indianapolis and Showers And Thunderstorms Likely near Saint Marys.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Indianapolis to Saint Marys?
The road trip is about 116.3 miles (187.1 km) and usually takes 02h 21m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Jonesville is a useful midpoint, sitting about 58.2 miles from Indianapolis and 58 miles from Saint Marys.
How much longer is the road route than the straight-line distance?
The direct path is about 98.9 miles (159.1 km), while the road route adds roughly 17.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.46 one way or $30.92 round trip. Estimated CO2 is about 36.4 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Indianapolis and Showers And Thunderstorms Likely near Saint Marys.
Stop Ideas Near Jonesville
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 Jonesville.
Indianapolis Union Station
Louisville, Kentucky
Connersville station
Cincinnati Museum Center at Union Terminal
Flight Path Map
This map shows the direct air route between Indianapolis and Saint Marys. Straight-line distance: 98.85 mi (159.09 km).
#1 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 |
#2 Saint Marys
Unincorporated community in Floyd County, Minnesota
| Population | 1,370 |
| Coordinates | 38.3559000, -85.8646900 |
| Altitude | 252 |
| Country | United States |
End: Saint Marys (-85.86469, 38.3559)
Estimated Travel Time
Distance: 187 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 52m |
| 40 mph (64.37 km/h) | 02h 54m |
| 50 mph (80.47 km/h) | 02h 19m |
| 60 mph (96.56 km/h) | 01h 56m |
| 70 mph (112.65 km/h) | 01h 39m |
| 80 mph (129 km/h) | 01h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.46 | $30.92 |
| Mid-grade | $4.25 | $17.44 | $34.87 |
| Premium | $4.65 | $19.08 | $38.16 |
| Diesel | $5.30 | $21.75 | $43.49 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.