How far is Johnston, SC from Mount Pleasant, SC?
The driving distance from Johnston, SC to Mount Pleasant, SC is about 146.5 miles (235.8 km), with a travel time of about 02h 38m by car.
- The straight-line flight distance is about 132.9 miles (213.9 km).
- For a round trip, plan for roughly 05h 17m 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 38m.
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.
Census-designated place in Santa Cruz County, California
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 Johnston and Mount Pleasant.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnston and Mount Pleasant.
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1
Start on Lee Street
6 m · 3 sec · Lee Street
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2
Turn right onto Calhoun Street
1.8 mi · 3 min · Calhoun Street
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3
Continue on Highway 23
2.2 mi · 4 min · Highway 23
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4
Continue on West Front Street
1.1 km · 1 min · West Front Street
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5
Continue on Highway 23
3.1 mi · 5 min · Highway 23
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6
Continue on West Main Street
1.5 km · 2 min · West Main Street
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7
Continue on East Main Street
1.1 km · 1 min · East Main Street
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8
Continue on Highway 23
2.1 mi · 4 min · Highway 23
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9
Turn right onto Main Street
1.2 km · 2 min · Main Street
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10
Continue on Old Ninety Six Indian Trail
19.6 mi · 28 min · Old Ninety Six Indian Trail
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11
Continue on Railroad Avenue West
1.1 mi · 2 min · Railroad Avenue West
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12
Continue on Festival Trail Road
2.3 mi · 3 min · Festival Trail Road
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13
Keep slight left to continue on Walker Road
1.1 mi · 2 min · Walker Road
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14
Continue on John Nunn Highway
4.1 mi · 6 min · John Nunn Highway
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15
Turn left onto Salley Road
1.1 mi · 2 min · Salley Road
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16
Enter the roundabout and take exit 2 toward the route
39 m · 2 sec
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17
Exit the roundabout
7 mi · 10 min
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18
Turn right onto North Road
16.3 mi · 24 min · North Road
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19
Continue on Chestnut Street
3.1 mi · 5 min · Chestnut Street
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20
Continue on Whittaker Parkway
1.1 mi · 1 min · Whittaker Parkway
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21
Turn left onto Five Chop Road
6.1 mi · 8 min · Five Chop Road
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22
Take the exit slight right
2180 ft · 53 sec
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23
Merge slight left
56.2 mi · 1 hr 2 min
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24
Take the exit slight right toward Aviation Avenue, Remount Road
1137 ft · 28 sec
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25
Keep slight left to continue on Remount Road, Hanahan
1865 ft · 46 sec
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26
Keep slight right to continue on Remount Road, Hanahan
952 ft · 29 sec
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27
Turn left onto Remount Road
1932 ft · 45 sec · Remount Road
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28
Turn right onto Rivers Avenue
1.3 km · 1 min · Rivers Avenue
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29
Take the ramp slight left
1890 ft · 48 sec
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30
Merge slight left onto Mark Clark Expressway
11.9 mi · 15 min · Mark Clark Expressway
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31
Continue on Chuck Dawley Boulevard
1.3 mi · 2 min · Chuck Dawley Boulevard
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32
Turn right onto Coleman Boulevard
72 m · 13 sec · Coleman Boulevard
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33
Turn left
23 m · 6 sec
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34
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Johnston and Mount Pleasant.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Five Chop Road
Merge slight left
56.2 mi · 01h 02m
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.
Mostly Sunny leaving Johnston and Mostly Sunny near Mount Pleasant.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnston to Mount Pleasant?
The road trip is about 146.5 miles (235.8 km) and usually takes 02h 38m 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?
Brookdale is a useful midpoint, sitting about 73.7 miles from Johnston and 72.8 miles from Mount Pleasant.
How much longer is the road route than the straight-line distance?
The direct path is about 132.9 miles (213.9 km), while the road route adds roughly 13.6 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 1:12 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.48 one way or $40.96 round trip. Estimated CO2 is about 45.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Johnston and Mostly Sunny near Mount Pleasant.
Stop Ideas Near Brookdale
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 Brookdale.
Denmark
Columbia
Camden
Yemassee
Flight Path Map
This map shows the direct air route between Johnston and Mount Pleasant. Straight-line distance: 132.92 mi (213.92 km).
#1 Johnston
Town in South Carolina, United States
| Population | 2,395 |
| Coordinates | 33.8320800, -81.8009400 |
| Altitude | 202 |
| Country | United States |
#2 Mount Pleasant
The second most populous city in Charleston County, South Carolina.
| Population | 92,799 |
| Coordinates | 32.7940700, -79.8625900 |
| Altitude | 3 |
| Country | United States |
End: (-79.862568, 32.79411)
Estimated Travel Time
Distance: 236 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 52m |
| 40 mph (64.37 km/h) | 03h 39m |
| 50 mph (80.47 km/h) | 02h 55m |
| 60 mph (96.56 km/h) | 02h 26m |
| 70 mph (112.65 km/h) | 02h 05m |
| 80 mph (129 km/h) | 01h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $20.48 | $40.96 |
| Mid-grade | $4.43 | $22.90 | $45.80 |
| Premium | $4.78 | $24.70 | $49.40 |
| Diesel | $5.62 | $29.08 | $58.15 |
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 South Carolina · 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.