How far is Westminster, SC from Summerville, SC?
The driving distance from Westminster, SC to Summerville, SC is about 242.9 miles (390.9 km), with a travel time of about 03h 51m by car.
- The straight-line flight distance is about 202.6 miles (326 km).
- For a round trip, plan for roughly 07h 43m 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 51m.
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.
Human settlement in Newberry County, South Carolina, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Westminster and Summerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Westminster and Summerville.
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1
Start on East Windsor Street
950 ft · 27 sec · East Windsor Street
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2
Continue on East Main Street
1.8 mi · 4 min · East Main Street
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3
Continue on Sandifer Boulevard
5.8 mi · 9 min · Sandifer Boulevard
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4
Continue on Bypass 123
7.7 mi · 12 min · Bypass 123
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5
Continue on Tiger Boulevard
3.7 mi · 6 min · Tiger Boulevard
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6
Continue on Calhoun Memorial Highway
18.3 mi · 24 min · Calhoun Memorial Highway
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7
Take the exit slight right
1547 ft · 42 sec
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8
Keep slight right
763 ft · 21 sec
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9
Merge slight left onto Highway 153
6.3 mi · 10 min · Highway 153
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10
Take the exit right
1932 ft · 48 sec
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11
Merge slight left onto Southern Connector
10.9 mi · 12 min · Southern Connector
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12
Take the exit slight right toward I 385 South: Columbia
3014 ft · 1 min
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13
Merge slight right
1140 ft · 14 sec
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14
Merge slight left onto Golden Strip Freeway
29.8 mi · 32 min · Golden Strip Freeway
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15
Merge slight left
55.8 mi · 1 hr 1 min
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16
Keep slight right to continue on Charleston
90.9 mi · 1 hr 39 min
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17
Take the exit slight right toward US 17 Alternate South: Summerville
1450 ft · 35 sec
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18
Turn straight onto North Main Street
2 mi · 3 min · North Main Street
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19
Turn left onto East Richardson Avenue
35 m · 5 sec · East Richardson Avenue
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20
Turn right
28 m · 7 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Westminster and Summerville.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Charleston
Keep slight right to continue on Charleston
90.9 mi · 01h 39m
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 Westminster and Mostly Sunny near Summerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Westminster to Summerville?
The road trip is about 242.9 miles (390.9 km) and usually takes 03h 51m 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?
Pomaria is a useful midpoint, sitting about 117.5 miles from Westminster and 125.5 miles from Summerville.
How much longer is the road route than the straight-line distance?
The direct path is about 202.6 miles (326 km), while the road route adds roughly 40.3 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 9:16 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.95 one way or $67.89 round trip. Estimated CO2 is about 76.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Westminster and Mostly Sunny near Summerville.
Stop Ideas Near Pomaria
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 Pomaria.
Columbia
Camden
Spartanburg
Denmark
Flight Path Map
This map shows the direct air route between Westminster and Summerville. Straight-line distance: 202.56 mi (325.99 km).
#1 Westminster
City in South Carolina
| Population | 2,598 |
| Coordinates | 34.6648200, -83.0965400 |
| Altitude | 284 |
| Country | United States |
#2 Summerville
Town in South Carolina, United States
| Population | 53,301 |
| Coordinates | 33.0185000, -80.1756500 |
| Altitude | 27 |
| Country | United States |
End: East Richardson Avenue (-80.1755, 33.018698)
Estimated Travel Time
Distance: 391 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 05m |
| 40 mph (64.37 km/h) | 06h 04m |
| 50 mph (80.47 km/h) | 04h 51m |
| 60 mph (96.56 km/h) | 04h 02m |
| 70 mph (112.65 km/h) | 03h 28m |
| 80 mph (129 km/h) | 03h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $33.95 | $67.89 |
| Mid-grade | $4.43 | $37.96 | $75.91 |
| Premium | $4.78 | $40.95 | $81.89 |
| Diesel | $5.62 | $48.20 | $96.40 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.