How far is Thomson, GA from Dunwoody, GA?
The driving distance from Thomson, GA to Dunwoody, GA is about 126.6 miles (203.7 km), with a travel time of about 01h 58m by car.
- The straight-line flight distance is about 110.2 miles (177.3 km).
- For a round trip, plan for roughly 03h 57m 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 58m.
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.
Town in Morgan County, Georgia, United States
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 Thomson and Dunwoody.
Turn-by-Turn Driving Directions
Step-by-step road directions between Thomson and Dunwoody.
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1
Start on Gordon Street
23 m · 4 sec · Gordon Street
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2
Continue on Tom Watson Way
1530 ft · 31 sec · Tom Watson Way
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3
Continue on Hickory Hill Drive
1374 ft · 27 sec · Hickory Hill Drive
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4
Continue on Cedar Rock Road
3.6 mi · 6 min · Cedar Rock Road
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5
Turn right onto Three Points Road
1.1 km · 1 min · Three Points Road
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6
Take the ramp left
1592 ft · 39 sec
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7
Merge slight left onto Carl Sanders Highway
54.7 mi · 59 min · Carl Sanders Highway
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8
Continue on Purple Heart Highway
46.6 mi · 50 min · Purple Heart Highway
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9
Take the exit slight right toward I 285 Bypass North: Greenville, Chattanooga
2355 ft · 57 sec
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10
Merge slight left onto Atlanta Bypass / The Perimeter
15.3 mi · 18 min · Atlanta Bypass / The Perimeter
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11
Take the exit slight right toward North Peachtree Road, North Shallowford Road, Chamblee-Dunwoody Road
1509 ft · 39 sec
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12
Continue on Cotillion Drive
2585 ft · 1 min · Cotillion Drive
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13
Turn right onto North Shallowford Road
1.3 km · 2 min · North Shallowford Road
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14
Continue on Chamblee Dunwoody Way
123 m · 11 sec · Chamblee Dunwoody Way
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15
Continue on Chamblee Dunwoody Road
1.5 mi · 3 min · Chamblee Dunwoody Road
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16
Turn left
28 m · 3 sec
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17
Turn right
24 m · 6 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Thomson and Dunwoody.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Carl Sanders Highway
Merge slight left onto Carl Sanders Highway
54.7 mi · 00h 59m
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 Thomson and Sunny near Dunwoody.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Thomson to Dunwoody?
The road trip is about 126.6 miles (203.7 km) and usually takes 01h 58m 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?
Madison is a useful midpoint, sitting about 62.7 miles from Thomson and 63.9 miles from Dunwoody.
How much longer is the road route than the straight-line distance?
The direct path is about 110.2 miles (177.3 km), while the road route adds roughly 16.4 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.71 one way or $35.41 round trip. Estimated CO2 is about 39.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Thomson and Sunny near Dunwoody.
Stop Ideas Near Madison
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 Madison.
Gainesville
Peachtree Station
Toccoa
Flight Path Map
This map shows the direct air route between Thomson and Dunwoody. Straight-line distance: 110.19 mi (177.34 km).
#1 Thomson
City in and the county seat of McDuffie County, Georgia, United States
| Population | 6,463 |
| Coordinates | 33.4706900, -82.5045700 |
| Altitude | 162 |
| Country | United States |
#2 Dunwoody
Town in DeKalb County, Georgia, USA
| Population | 49,326 |
| Coordinates | 33.9462100, -84.3346500 |
| Altitude | 345 |
| Country | United States |
End: (-84.334674, 33.9462)
Estimated Travel Time
Distance: 204 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 13m |
| 40 mph (64.37 km/h) | 03h 09m |
| 50 mph (80.47 km/h) | 02h 31m |
| 60 mph (96.56 km/h) | 02h 06m |
| 70 mph (112.65 km/h) | 01h 48m |
| 80 mph (129 km/h) | 01h 34m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.96 | $17.71 | $35.41 |
| Mid-grade | $4.43 | $19.80 | $39.60 |
| Premium | $4.78 | $21.36 | $42.72 |
| Diesel | $5.62 | $25.14 | $50.28 |
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 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.