How far is Saint John, IN from Smith, IN?
The driving distance from Saint John, IN to Smith, IN is about 338.3 miles (544.5 km), with a travel time of about 06h 24m by car.
- The straight-line flight distance is about 254.3 miles (409.3 km).
- For a round trip, plan for roughly 12h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 24m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Unincorporated community in Boone County, Indiana
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 Saint John and Smith.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint John and Smith.
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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
146.5 mi · 2 hr 39 min
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6
Take the exit slight left toward I 465 West, I 74 West: Peoria
1.4 mi · 3 min
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7
Merge slight left
9.2 mi · 11 min
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8
Keep slight left
3.9 mi · 5 min
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9
Take the exit slight left toward I 65 North: Chicago
1.1 mi · 2 min
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10
Merge slight right
17.9 mi · 20 min
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11
Take the exit slight right toward US 52 West
1281 ft · 16 sec
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12
Keep slight left
786 ft · 10 sec
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13
Merge slight left
117.5 mi · 2 hr 8 min
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14
Take the exit slight right toward I 80 East, I 94 East, US 6 East: Toledo, Detroit
1.4 km · 1 min
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15
Keep slight left to continue on I 80 East, I 94 East, US 6 East: Toledo, Detroit
1559 ft · 27 sec
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16
Merge slight left onto Borman Expressway
26.8 mi · 30 min · Borman Expressway
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17
Take the exit slight right toward US 20 East, US 35 South: La Porte, South Bend
2175 ft · 55 sec
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18
Merge slight left
6.7 mi · 9 min
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19
Turn left onto North Fail Road
2.4 mi · 6 min · North Fail Road
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20
Arrive at your destination
0 m · 1 sec · North Fail Road
Car Route Details
A richer read on the saved driving route between Saint John and Smith.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
East Boonville New Harmony Road
Merge slight left
146 mi · 02h 39m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Saint John and Mostly Sunny near Smith.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint John to Smith?
The road trip is about 338.3 miles (544.5 km) and usually takes 06h 24m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Fayette is a useful midpoint, sitting about 169.2 miles from Saint John and 169.1 miles from Smith.
How much longer is the road route than the straight-line distance?
The direct path is about 254.3 miles (409.3 km), while the road route adds roughly 84 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 6:00 AM to 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.03 one way or $90.05 round trip. Estimated CO2 is about 106.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Saint John and Mostly Sunny near Smith.
Stop Ideas Near Fayette
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Avon Town Hall Park
Carmel City Hall
Carmel Gazebo
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Fayette.
Indianapolis Union Station
Crawfordsville
Crawfordsville (Bus), Indiana
Lafayette station
Flight Path Map
This map shows the direct air route between Saint John and Smith. Straight-line distance: 254.31 mi (409.27 km).
#1 Saint John
Town in Indiana, United States
| Population | 19,616 |
| Coordinates | 38.0792100, -87.4500100 |
| Altitude | 131 |
| Country | United States |
#2 Smith
Unincorporated community in Indiana, United States
| Population | 368 |
| Coordinates | 41.7108800, -86.6691900 |
| Altitude | 242 |
| Country | United States |
End: Smith (-86.66919, 41.71088)
Estimated Travel Time
Distance: 544 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 16m |
| 40 mph (64.37 km/h) | 08h 27m |
| 50 mph (80.47 km/h) | 06h 45m |
| 60 mph (96.56 km/h) | 05h 38m |
| 70 mph (112.65 km/h) | 04h 50m |
| 80 mph (129 km/h) | 04h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $45.03 | $90.05 |
| Mid-grade | $4.25 | $50.78 | $101.56 |
| Premium | $4.65 | $55.57 | $111.14 |
| Diesel | $5.30 | $63.33 | $126.66 |
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.