How far is Saint John, IN from Greencastle, IN?
The driving distance from Saint John, IN to Greencastle, IN is about 131.7 miles (212 km), with a travel time of about 02h 56m by car.
- The straight-line flight distance is about 112.7 miles (181.3 km).
- For a round trip, plan for roughly 05h 52m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 56m.
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.
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 Saint John and Greencastle.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint John and Greencastle.
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1
Start on St John Road
1.1 mi · 4 min · St John Road
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2
At the end of the road, turn left onto New Harmony Road
1.4 mi · 3 min · New Harmony Road
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3
Continue on East Boonville New Harmony Road
750 ft · 21 sec · East Boonville New Harmony Road
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4
Take the ramp right
1524 ft · 37 sec
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5
Merge slight left
60.2 mi · 1 hr 5 min
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6
Take the exit right toward SR 58: Elnora, Odon
1615 ft · 32 sec
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7
Turn left
1.1 mi · 2 min
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8
Turn right onto County Road 425 E
1.8 mi · 3 min · County Road 425 E
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9
Continue on Ellen Street
1299 ft · 28 sec · Ellen Street
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10
Turn right
16.4 mi · 24 min
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11
Turn straight
20.7 mi · 30 min
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12
Continue on West Morgan Street
1.4 km · 2 min · West Morgan Street
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13
Turn left onto Fletcher Avenue
1628 ft · 46 sec · Fletcher Avenue
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14
Continue on US Highway 231
15.8 mi · 23 min · US Highway 231
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15
Continue on S Main St
1681 ft · 29 sec · S Main St
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16
Continue on South Main Street
2.8 mi · 5 min · South Main Street
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17
Continue on US Highway 231
5.3 mi · 8 min · US Highway 231
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18
Continue on South Bloomington Street
2.4 mi · 4 min · South Bloomington Street
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19
At the end of the road, turn left onto East Washington Street
1505 ft · 29 sec · East Washington Street
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20
Turn right onto North Indiana Street
50 m · 7 sec · North Indiana Street
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21
Arrive at your destination
0 m · 1 sec · North Indiana Street
Car Route Details
A richer read on the saved driving route between Saint John and Greencastle.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
East Boonville New Harmony Road
Merge slight left
60.2 mi · 01h 05m
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 Saint John and Chance Showers And Thunderstorms near Greencastle.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint John to Greencastle?
The road trip is about 131.7 miles (212 km) and usually takes 02h 56m 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?
Elnora is a useful midpoint, sitting about 65.9 miles from Saint John and 65.8 miles from Greencastle.
How much longer is the road route than the straight-line distance?
The direct path is about 112.7 miles (181.3 km), while the road route adds roughly 19 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 CDT. If you want a more comfortable same-day return, try to leave by 12:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.54 one way or $35.07 round trip. Estimated CO2 is about 41.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Saint John and Greencastle, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Chance Showers And Thunderstorms around Saint John and Chance Showers And Thunderstorms near Greencastle.
Stop Ideas Near Elnora
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 Elnora.
Evansville, IN
Flight Path Map
This map shows the direct air route between Saint John and Greencastle. Straight-line distance: 112.64 mi (181.28 km).
#1 Saint John
Town in Indiana, United States
| Population | 19,616 |
| Coordinates | 38.0792100, -87.4500100 |
| Altitude | 131 |
| Country | United States |
#2 Greencastle
City in Indiana
| Population | 10,338 |
| Coordinates | 39.6444900, -86.8647300 |
| Altitude | 257 |
| Country | United States |
End: Greencastle (-86.86473, 39.64449)
Estimated Travel Time
Distance: 212 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 23m |
| 40 mph (64.37 km/h) | 03h 17m |
| 50 mph (80.47 km/h) | 02h 38m |
| 60 mph (96.56 km/h) | 02h 11m |
| 70 mph (112.65 km/h) | 01h 52m |
| 80 mph (129 km/h) | 01h 38m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $17.54 | $35.07 |
| Mid-grade | $4.25 | $19.78 | $39.55 |
| Premium | $4.65 | $21.64 | $43.28 |
| Diesel | $5.30 | $24.66 | $49.33 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.