How far is Dunwoody, GA from Cumming, GA?
The driving distance from Dunwoody, GA to Cumming, GA is about 23.6 miles (38 km), with a travel time of about 00h 32m by car.
- The straight-line flight distance is about 21.2 miles (34.1 km).
- For a round trip, plan for roughly 01h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 32m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The most populous city in Fulton County, Georgia.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Dunwoody and Cumming.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dunwoody and Cumming.
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1
Start on the route
36 m · 14 sec
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2
Turn left onto Chamblee Dunwoody Road
2388 ft · 1 min · Chamblee Dunwoody Road
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3
Continue on Roberts Drive
2.1 mi · 5 min · Roberts Drive
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4
Continue on US 19 North, GA 400 North
2327 ft · 32 sec
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5
Merge slight left onto Turner McDonald Parkway
18 mi · 21 min · Turner McDonald Parkway
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6
Take the exit slight right toward GA 20: Buford, Cumming
1056 ft · 26 sec
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7
Keep slight left to continue on GA 20 West: Cumming
1344 ft · 21 sec
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8
Keep slight right to continue on GA 20 West: Cumming
1515 ft · 53 sec
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9
Merge slight left onto Buford Highway
2250 ft · 48 sec · Buford Highway
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10
Continue on Veterans Memorial Boulevard
1.4 mi · 3 min · Veterans Memorial Boulevard
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11
Turn left onto North Main Street
66 m · 4 sec · North Main Street
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12
Turn straight
52 m · 6 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Dunwoody and Cumming.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Turner McDonald Parkway
Merge slight left onto Turner McDonald Parkway
18 mi · 00h 21m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Dunwoody and Mostly Clear near Cumming.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dunwoody to Cumming?
The road trip is about 23.6 miles (38 km) and usually takes 00h 32m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Alpharetta is a useful midpoint, sitting about 11.8 miles from Dunwoody and 11.8 miles from Cumming.
How much longer is the road route than the straight-line distance?
The direct path is about 21.2 miles (34.1 km), while the road route adds roughly 2.4 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:24 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.29 one way or $6.58 round trip. Estimated CO2 is about 7.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dunwoody and Mostly Clear near Cumming.
Stop Ideas Near Alpharetta
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 Alpharetta.
Peachtree Station
Gainesville
Toccoa
Flight Path Map
This map shows the direct air route between Dunwoody and Cumming. Straight-line distance: 21.19 mi (34.11 km).
#1 Dunwoody
Town in DeKalb County, Georgia, USA
| Population | 49,326 |
| Coordinates | 33.9462100, -84.3346500 |
| Altitude | 345 |
| Country | United States |
#2 Cumming
City in Forsyth County, Georgia, USA
| Population | 6,639 |
| Coordinates | 34.2073200, -84.1401900 |
| Altitude | 371 |
| Country | United States |
End: Cumming (-84.14019, 34.20732)
Estimated Travel Time
Distance: 38 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 47m |
| 40 mph (64.37 km/h) | 00h 35m |
| 50 mph (80.47 km/h) | 00h 28m |
| 60 mph (96.56 km/h) | 00h 23m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $3.29 | $6.58 |
| Mid-grade | $4.43 | $3.68 | $7.35 |
| Premium | $4.78 | $3.97 | $7.93 |
| Diesel | $5.62 | $4.67 | $9.34 |
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 Georgia · Apr 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.