How far is Irmo, SC from Summerville, SC?
The driving distance from Irmo, SC to Summerville, SC is about 100 miles (161 km), with a travel time of about 01h 36m by car.
- The straight-line flight distance is about 93.8 miles (151 km).
- For a round trip, plan for roughly 03h 12m 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 01h 36m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
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.
Clear
Driving Route Map
The map below follows the saved road route between Irmo and Summerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Irmo and Summerville.
-
1
Start on Woodrow Street
7 m · 3 sec · Woodrow Street
-
2
Turn right onto Lake Murray Boulevard
1.5 km · 2 min · Lake Murray Boulevard
-
3
Take the ramp slight right toward I 26 East: Columbia
1 km · 1 min
-
4
Merge slight left
5 mi · 6 min
-
5
Keep slight right to continue on Charleston
90.9 mi · 1 hr 39 min
-
6
Take the exit slight right toward US 17 Alternate South: Summerville
1450 ft · 35 sec
-
7
Turn straight onto North Main Street
2 mi · 3 min · North Main Street
-
8
Turn left onto East Richardson Avenue
35 m · 5 sec · East Richardson Avenue
-
9
Turn right
28 m · 7 sec
-
10
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Irmo and Summerville.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
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 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.
Patchy Smoke leaving Irmo and Clear near Summerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Irmo to Summerville?
The road trip is about 100 miles (161 km) and usually takes 01h 36m 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 50 miles from Irmo and 50.1 miles from Summerville.
How much longer is the road route than the straight-line distance?
The direct path is about 93.8 miles (151 km), while the road route adds roughly 6.2 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 3:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.98 one way or $27.96 round trip. Estimated CO2 is about 31.4 kg one way.
What should you check before leaving?
Before you leave, expect Patchy Smoke around Irmo and Clear near Summerville.
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 Irmo and Summerville. Straight-line distance: 93.83 mi (151.01 km).
#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: 161 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 19m |
| 40 mph (64.37 km/h) | 02h 30m |
| 50 mph (80.47 km/h) | 02h 00m |
| 60 mph (96.56 km/h) | 01h 40m |
| 70 mph (112.65 km/h) | 01h 25m |
| 80 mph (129 km/h) | 01h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $13.98 | $27.96 |
| Mid-grade | $4.43 | $15.63 | $31.27 |
| Premium | $4.78 | $16.87 | $33.73 |
| Diesel | $5.62 | $19.85 | $39.71 |
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.