How far is Union, SC from Summerville, SC?
The driving distance from Union, SC to Summerville, SC is about 161.7 miles (260.2 km), with a travel time of about 02h 43m by car.
- The straight-line flight distance is about 120 miles (193.2 km).
- For a round trip, plan for roughly 05h 26m 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 43m.
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.
Human settlement in Clarendon County, South Carolina, United States of America
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 Union and Summerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Union and Summerville.
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1
Start on the route
69 m · 14 sec
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2
Turn sharp left
76 m · 8 sec
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3
Enter the roundabout and take exit 1 toward the route
4 m · 1 sec
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4
Exit the roundabout
57 m · 4 sec
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5
Continue on Rocky River Road
7.7 mi · 14 min · Rocky River Road
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6
Merge slight right onto Kershaw Camden Highway
1.4 mi · 2 min · Kershaw Camden Highway
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7
Continue on North Main Street
1.5 km · 1 min · North Main Street
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8
Turn left onto Spring Street
1.3 km · 55 sec · Spring Street
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9
Continue on Kershaw Camden Highway
4.8 mi · 5 min · Kershaw Camden Highway
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10
Turn slight right onto North Matson Street
1.5 mi · 2 min · North Matson Street
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11
Continue on South Hampton Street
1.1 km · 47 sec · South Hampton Street
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12
Continue on Kershaw Camden Highway
2.7 mi · 3 min · Kershaw Camden Highway
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13
Continue on Kershaw Highway
14.4 mi · 16 min · Kershaw Highway
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14
Continue on North Broad Street
4.2 mi · 9 min · North Broad Street
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15
Continue on Sumter Highway
8.4 mi · 10 min · Sumter Highway
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16
Continue on Camden Highway
6.2 mi · 7 min · Camden Highway
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17
Continue on Thomas Sumter Highway
7.6 mi · 9 min · Thomas Sumter Highway
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18
Continue on Camden Highway
1.9 mi · 2 min · Camden Highway
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19
Turn slight left onto Broad Street
1.2 km · 1 min · Broad Street
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20
Turn slight right onto Bultman Drive
1.2 km · 2 min · Bultman Drive
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21
Continue on North Guignard Drive
3.6 mi · 4 min · North Guignard Drive
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22
Continue on South Guignard Parkway
1.1 mi · 1 min · South Guignard Parkway
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23
Turn right onto Manning Road
12.1 mi · 14 min · Manning Road
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24
Take the exit slight right toward I 95 South: Savannah
1962 ft · 48 sec
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25
Merge slight left
36 mi · 39 min
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26
Take the exit slight right toward I 26 East: Charleston
1806 ft · 51 sec
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27
Merge slight left
30.3 mi · 32 min
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28
Take the exit slight right toward US 17 Alternate South: Summerville
1450 ft · 35 sec
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29
Turn straight onto North Main Street
2 mi · 3 min · North Main Street
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30
Turn left onto East Richardson Avenue
35 m · 5 sec · East Richardson Avenue
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31
Turn right
28 m · 7 sec
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32
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Union and Summerville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 95 South
Merge slight left
36 mi · 00h 39m
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.
Sunny leaving Union and Sunny near Summerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Union to Summerville?
The road trip is about 161.7 miles (260.2 km) and usually takes 02h 43m 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?
Paxville is a useful midpoint, sitting about 75.4 miles from Union and 86.2 miles from Summerville.
How much longer is the road route than the straight-line distance?
The direct path is about 120 miles (193.2 km), while the road route adds roughly 41.7 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 1:04 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.62 one way or $45.23 round trip. Estimated CO2 is about 50.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Union and Sunny near Summerville.
Stop Ideas Near Paxville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City of Sumter City Hall
Summerton Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Paxville.
Kingstree
Camden
Columbia
Florence
Flight Path Map
This map shows the direct air route between Union and Summerville. Straight-line distance: 120.02 mi (193.15 km).
#1 Union
County seat of Union County, South Carolina
| Population | 7,535 |
| Coordinates | 34.7157100, -80.6211800 |
| Altitude | 195 |
| 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: 260 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 23m |
| 40 mph (64.37 km/h) | 04h 02m |
| 50 mph (80.47 km/h) | 03h 14m |
| 60 mph (96.56 km/h) | 02h 41m |
| 70 mph (112.65 km/h) | 02h 18m |
| 80 mph (129 km/h) | 02h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $22.62 | $45.23 |
| Mid-grade | $4.43 | $25.29 | $50.58 |
| Premium | $4.78 | $27.28 | $54.56 |
| Diesel | $5.62 | $32.11 | $64.23 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.