How far is Flat Rock, IN from Saint Joseph, IN?
The driving distance from Flat Rock, IN to Saint Joseph, IN is about 79.2 miles (127.5 km), with a travel time of about 01h 19m by car.
- The straight-line flight distance is about 66.6 miles (107.2 km).
- For a round trip, plan for roughly 02h 39m 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 01h 19m.
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.
City in Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Flat Rock and Saint Joseph.
Turn-by-Turn Driving Directions
Step-by-step road directions between Flat Rock and Saint Joseph.
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1
Start on Old State Road 252
5.9 mi · 10 min · Old State Road 252
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2
Continue on County Road 1100 South
789 ft · 21 sec · County Road 1100 South
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3
Take the ramp left
1441 ft · 35 sec
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4
Merge slight left
63.8 mi · 1 hr 8 min
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5
Take the exit slight right toward Memphis Road
1128 ft · 27 sec
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6
Turn left onto Memphis-Blue Lick Road
1.1 km · 1 min · Memphis-Blue Lick Road
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7
Turn right
2.9 mi · 4 min
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8
Turn right onto Perry Crossing Road
2.7 mi · 7 min · Perry Crossing Road
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9
At the end of the road, turn right onto State Road 60
925 ft · 26 sec · State Road 60
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10
Turn left onto State Road 111
1.8 mi · 3 min · State Road 111
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11
Arrive at your destination
0 m · 1 sec · Grant Line Road
Car Route Details
A richer read on the saved driving route between Flat Rock and Saint Joseph.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
County Road 1100 South
Merge slight left
63.8 mi · 01h 08m
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.
Slight Chance Rain Showers then Chance Showers And Thunderstorms leaving Flat Rock and Chance Showers And Thunderstorms near Saint Joseph.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Flat Rock to Saint Joseph?
The road trip is about 79.2 miles (127.5 km) and usually takes 01h 19m 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?
Seymour is a useful midpoint, sitting about 39.3 miles from Flat Rock and 39.9 miles from Saint Joseph.
How much longer is the road route than the straight-line distance?
The direct path is about 66.6 miles (107.2 km), while the road route adds roughly 12.6 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 3:50 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.52 one way or $21.04 round trip. Estimated CO2 is about 24.8 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Chance Showers And Thunderstorms around Flat Rock and Chance Showers And Thunderstorms near Saint Joseph.
Stop Ideas Near Seymour
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 Seymour.
Louisville, Kentucky
Indianapolis Union Station
Connersville station
Cincinnati Museum Center at Union Terminal
Flight Path Map
This map shows the direct air route between Flat Rock and Saint Joseph. Straight-line distance: 66.63 mi (107.23 km).
#1 Flat Rock
Unincorporated community in Shelby County, Minnesota
| Population | 1,728 |
| Coordinates | 39.3642200, -85.8316500 |
| Altitude | 210 |
| Country | United States |
#2 Saint Joseph
The most populous city in St.
| Population | 76,995 |
| Coordinates | 38.4000700, -85.8083000 |
| Altitude | 172 |
| Country | United States |
End: Grant Line Road (-85.80834, 38.400074)
Estimated Travel Time
Distance: 128 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 38m |
| 40 mph (64.37 km/h) | 01h 58m |
| 50 mph (80.47 km/h) | 01h 35m |
| 60 mph (96.56 km/h) | 01h 19m |
| 70 mph (112.65 km/h) | 01h 07m |
| 80 mph (129 km/h) | 00h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $10.52 | $21.04 |
| Mid-grade | $4.25 | $11.87 | $23.73 |
| Premium | $4.65 | $12.98 | $25.97 |
| Diesel | $5.30 | $14.80 | $29.60 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.