How far is Sumter, SC from Kiawah Island, SC?

The driving distance from Sumter, SC to Kiawah Island, SC is about 129.1 miles (207.7 km), with a travel time of about 02h 53m by car.

  • The straight-line flight distance is about 91.8 miles (147.8 km).
  • For a round trip, plan for roughly 05h 46m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
129.06 mi
02h 53m
Flight
91.87 mi
147.85 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Sumter.

Flight Distance

Direct air line
91.87 mi
Kilometers
147.85 km
Flight Time
00h 11m

Driving Distance

Road route
129.06 mi
Kilometers
207.71 km
Drive Time
02h 53m

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 53m.

Arrival Snapshot
Arrive in Kiawah Island
Sat, Apr 18, 5:21 AM EDT
Return by in Sumter
Sat, Apr 18, 8:14 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sumter
2026-04-18T02:28
Arrive Kiawah Island
Sat, Apr 18, 5:21 AM EDT
Route Timing
02h 53m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
10:53 AM to 12:53 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
12:44 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Sumter
9:30 PM EDT
Morning start is best

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.

Mid-route stop
Harleyville
SC

Town in South Carolina

From Sumter
64.6 mi
01h 26m
To Kiawah Island
64.5 mi
01h 26m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
93°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
1 to 7 mph SW
Destination
74°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM EDT
Wind
8 to 15 mph S

Driving Route Map

The map below follows the saved road route between Sumter and Kiawah Island.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sumter and Kiawah Island.

  1. 1

    Start on East Liberty Street

    20 m · 8 sec · East Liberty Street

  2. 2

    Turn left onto South Main Street

    1633 ft · 34 sec · South Main Street

  3. 3

    Continue on Manning Avenue

    1.6 mi · 3 min · Manning Avenue

  4. 4

    Continue on Manning Road

    13.1 mi · 15 min · Manning Road

  5. 5

    Take the exit slight right toward I 95 South: Savannah

    1962 ft · 48 sec

  6. 6

    Merge slight left

    36 mi · 39 min

  7. 7

    Take the exit slight right toward I 26 East: Charleston

    1806 ft · 51 sec

  8. 8

    Merge slight left

    43.7 mi · 48 min

  9. 9

    Take the exit slight right toward I 526: Savannah, Mount Pleasant

    1164 ft · 28 sec

  10. 10

    Keep slight right to continue on I 526 West: Savannah

    2462 ft · 1 min

  11. 11

    Merge slight left onto Mark Clark Expressway

    6.6 mi · 9 min · Mark Clark Expressway

  12. 12

    Turn right onto Sam Rittenberg Boulevard

    127 m · 8 sec · Sam Rittenberg Boulevard

  13. 13

    Turn right onto Savannah Highway

    4.5 mi · 7 min · Savannah Highway

  14. 14

    Turn left onto Main Road

    6.5 mi · 12 min · Main Road

  15. 15

    Continue on Bohicket Road

    7.3 mi · 18 min · Bohicket Road

  16. 16

    Continue on Betsy Kerrison Parkway

    3.1 mi · 7 min · Betsy Kerrison Parkway

  17. 17

    Enter the roundabout and take exit 2 toward Kiawah Island Parkway

    94 m · 8 sec · Kiawah Island Parkway

  18. 18

    Exit the roundabout onto Kiawah Island Parkway

    4.4 mi · 10 min · Kiawah Island Parkway

  19. 19

    Turn right onto Green Dolphin Way

    1390 ft · 1 min · Green Dolphin Way

  20. 20

    Turn left onto Turtle Point Lane

    114 m · 17 sec · Turtle Point Lane

  21. 21

    Turn right

    584 ft · 43 sec

  22. 22

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Sumter and Kiawah Island.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
22 steps
9 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
17 / 100 mi
Decision points by distance
Main Roads
I 26 East
44 mi · 34%
I 95 South
36.4 mi · 28%
Manning Road
13.1 mi · 10%
Bohicket Road
7.31 mi · 6%
Mark Clark Expressway
6.6 mi · 5%
Main Road
6.55 mi · 5%
Longest Stretch

I 26 East

Merge slight left

43.7 mi · 00h 48m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 53m
Day trip friendly
Same-Day Return
05h 46m
Round-trip wheel time
Road vs Air
+37.3 mi
91.8 mi direct line
Halfway Stop
Harleyville
01h 26m from Sumter
Leave By
12:44 PM EDT
Morning start is best
Weather Watch

Sunny leaving Sumter and Mostly Sunny near Kiawah Island.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sumter to Kiawah Island?

The road trip is about 129.1 miles (207.7 km) and usually takes 02h 53m 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?

Harleyville is a useful midpoint, sitting about 64.6 miles from Sumter and 64.5 miles from Kiawah Island.

How much longer is the road route than the straight-line distance?

The direct path is about 91.8 miles (147.8 km), while the road route adds roughly 37.3 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 12:44 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.02 one way or $36.05 round trip. Estimated CO2 is about 40.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Sumter and Mostly Sunny near Kiawah Island.

Stop Ideas Near Harleyville

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Harleyville, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Harleyville.

RAIL

Charleston, South Carolina

56 mi away
4565 Gaynor Avenue
RAIL

Denmark

66 mi away
200 West Baruch Street
RAIL

Yemassee

69 mi away
9 Main Street
RAIL

Kingstree

76 mi away
101 East Main St.

Flight Path Map

This map shows the direct air route between Sumter and Kiawah Island. Straight-line distance: 91.87 mi (147.85 km).

Sumter

#1 Sumter

City in and county seat of Sumter County, South Carolina, United States

Population39,439
Coordinates33.9204400, -80.3414700
Altitude52
CountryUnited States
Kiawah Island

#2 Kiawah Island

City in Charleston County, South Carolina, United States of America

Population1,765
Coordinates32.6082400, -80.0848200
Altitude4
CountryUnited States
Start: Sumter (-80.34147, 33.92044)
End: Kiawah Island (-80.08482, 32.60824)

Estimated Travel Time

Distance: 208 km by road

SpeedTime
30 mph (48.3 km/h)04h 18m
40 mph (64.37 km/h)03h 13m
50 mph (80.47 km/h)02h 34m
60 mph (96.56 km/h)02h 09m
70 mph (112.65 km/h)01h 50m
80 mph (129 km/h)01h 36m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.55 gal
17.24 L · about $18.02
Round trip
$36.05
9.1 gal · 34.48 L
Estimated CO2
40.4 kg one way
Round trip: 80.9 kg / 178 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.96 $18.02 $36.05
Mid-grade $4.43 $20.15 $40.30
Premium $4.78 $21.74 $43.48
Diesel $5.62 $25.59 $51.18

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 18, 2026

There is no time difference between Sumter and Kiawah Island. The current time is 02:28:01.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.