How far is Johnston, SC from Hilton Head Island, SC?
The driving distance from Johnston, SC to Hilton Head Island, SC is about 154.7 miles (248.9 km), with a travel time of about 03h 52m by car.
- The straight-line flight distance is about 128.9 miles (207.4 km).
- For a round trip, plan for roughly 07h 45m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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 03h 52m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 South Carolina, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Johnston and Hilton Head Island.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnston and Hilton Head Island.
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1
Start on Lee Street
1.3 mi · 3 min · Lee Street
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2
Turn left onto Charles E Simmons Highway
6.3 mi · 11 min · Charles E Simmons Highway
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3
Continue on Johnston Highway
3.8 mi · 7 min · Johnston Highway
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4
Turn left onto Edgefield Highway
8.2 mi · 12 min · Edgefield Highway
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5
Continue on Laurens Street Northwest
1115 ft · 26 sec · Laurens Street Northwest
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6
Turn left onto Rutland Drive
1.6 km · 1 min · Rutland Drive
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7
Continue on Rudy Mason Parkway
2.7 mi · 4 min · Rudy Mason Parkway
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8
Continue on Pine Log Road
559 ft · 11 sec · Pine Log Road
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9
Turn left onto Charleston Highway
2.8 mi · 4 min · Charleston Highway
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10
Turn right onto Old Barnwell Road
11.8 mi · 17 min · Old Barnwell Road
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11
Turn right onto Kitchings Road
1542 ft · 1 min · Kitchings Road
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12
Turn right onto Tinker Creek Road
2.8 mi · 4 min · Tinker Creek Road
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13
At the end of the road, turn left onto Williston Road
12.1 mi · 18 min · Williston Road
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14
At the end of the road, turn right
2.2 mi · 4 min
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15
At the end of the road, turn left onto Dunbarton Boulevard
1376 ft · 25 sec · Dunbarton Boulevard
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16
Turn slight right onto Jackson Street
1.6 mi · 3 min · Jackson Street
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17
Turn straight onto Marlboro Avenue
8.1 mi · 12 min · Marlboro Avenue
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18
Continue on Barnwell Road
6.9 mi · 10 min · Barnwell Road
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19
Continue on Pine Street
948 ft · 18 sec · Pine Street
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20
Turn right onto Main Street North
1689 ft · 33 sec · Main Street North
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21
Turn left onto East Railroad Avenue
1.6 km · 2 min · East Railroad Avenue
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22
Continue on Allendale-Fairfax Highway
4.5 mi · 7 min · Allendale-Fairfax Highway
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23
Continue on Allendale-Hampton Highway
1.1 mi · 2 min · Allendale-Hampton Highway
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24
Continue on Augusta Highway
1.8 mi · 3 min · Augusta Highway
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25
Continue on Railroad Avenue Southwest
1.4 mi · 2 min · Railroad Avenue Southwest
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26
Continue on Augusta Highway
3.7 mi · 5 min · Augusta Highway
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27
Continue on Elm Street West
2.7 mi · 4 min · Elm Street West
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28
Continue on West Carolina Avenue
2.1 mi · 4 min · West Carolina Avenue
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29
Continue on Augusta Highway
1.1 mi · 2 min · Augusta Highway
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30
Keep slight right to continue on Grays Highway
17.3 mi · 26 min · Grays Highway
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31
Turn left onto Morgandollar Road
4 mi · 7 min · Morgandollar Road
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32
Turn right onto West Frontage Road
3069 ft · 1 min · West Frontage Road
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33
Turn left onto Coosaw Scenic Drive
9.7 mi · 13 min · Coosaw Scenic Drive
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34
Continue on Lowcountry Drive
7.9 mi · 11 min · Lowcountry Drive
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35
Turn right onto Okatie Highway
4.2 mi · 5 min · Okatie Highway
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36
Take the exit slight right
1365 ft · 37 sec
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37
Merge slight left onto Fording Island Road
9.3 mi · 13 min · Fording Island Road
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38
Continue on William Hilton Parkway
3.8 mi · 5 min · William Hilton Parkway
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39
Keep slight left to continue on Cross Island Parkway
2.4 mi · 3 min · Cross Island Parkway
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40
Take the exit slight right
2198 ft · 59 sec
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41
Turn left onto Marshland Road
2.3 mi · 6 min · Marshland Road
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42
Turn right onto Allen Road
887 ft · 39 sec · Allen Road
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43
Arrive at your destination
0 m · 1 sec · Allen Road
Car Route Details
A richer read on the saved driving route between Johnston and Hilton Head Island.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Grays Highway
Keep slight right to continue on Grays Highway
17.3 mi · 00h 26m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny leaving Johnston and Sunny near Hilton Head Island.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnston to Hilton Head Island?
The road trip is about 154.7 miles (248.9 km) and usually takes 03h 52m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Fairfax is a useful midpoint, sitting about 77.4 miles from Johnston and 77.2 miles from Hilton Head Island.
How much longer is the road route than the straight-line distance?
The direct path is about 128.9 miles (207.4 km), while the road route adds roughly 25.8 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:14 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.63 one way or $43.25 round trip. Estimated CO2 is about 48.5 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Johnston and Sunny near Hilton Head Island.
Stop Ideas Near Fairfax
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 Fairfax.
Denmark
Yemassee
Savannah
Charleston, South Carolina
Flight Path Map
This map shows the direct air route between Johnston and Hilton Head Island. Straight-line distance: 128.85 mi (207.37 km).
#1 Johnston
Town in South Carolina, United States
| Population | 2,395 |
| Coordinates | 33.8320800, -81.8009400 |
| Altitude | 202 |
| Country | United States |
#2 Hilton Head Island
Resort town in South Carolina, USA
| Population | 39,619 |
| Coordinates | 32.1938200, -80.7381600 |
| Altitude | 3 |
| Country | United States |
End: Hilton Head Island (-80.73816, 32.19382)
Estimated Travel Time
Distance: 249 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 09m |
| 40 mph (64.37 km/h) | 03h 51m |
| 50 mph (80.47 km/h) | 03h 05m |
| 60 mph (96.56 km/h) | 02h 34m |
| 70 mph (112.65 km/h) | 02h 12m |
| 80 mph (129 km/h) | 01h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $21.63 | $43.25 |
| Mid-grade | $4.43 | $24.18 | $48.36 |
| Premium | $4.78 | $26.09 | $52.18 |
| Diesel | $5.62 | $30.71 | $61.41 |
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.