How far is Chattanooga, TN from Roswell, GA?
The driving distance from Chattanooga, TN to Roswell, GA is about 110.4 miles (177.6 km), with a travel time of about 02h 11m by car.
- The straight-line flight distance is about 88.9 miles (143.1 km).
- For a round trip, plan for roughly 04h 22m 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 11m.
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.
City in Bartow County, Georgia, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Sunny
Driving Route Map
The map below follows the saved road route between Chattanooga and Roswell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chattanooga and Roswell.
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1
Start on West Martin Luther King Boulevard
24 m · 6 sec · West Martin Luther King Boulevard
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2
Turn right onto Market Street
1.2 mi · 3 min · Market Street
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3
Turn left
1378 ft · 23 sec
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4
Merge slight left
5.8 mi · 8 min
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5
Keep slight right to continue on I 75 South: Atlanta
2869 ft · 49 sec
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6
Merge slight left
90.7 mi · 1 hr 38 min
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7
Take the exit slight right toward GA 120 Alternate: Marietta, Roswell
1531 ft · 26 sec
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8
Merge slight right onto North Marietta Parkway
1.3 mi · 2 min · North Marietta Parkway
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9
Take the exit slight right toward GA 3 Connector West, GA 120 East: Roswell, Marietta
1854 ft · 35 sec
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10
At the end of the road, turn straight onto Roswell Road
7.2 mi · 13 min · Roswell Road
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11
Continue on Marietta Highway
2 mi · 4 min · Marietta Highway
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12
Turn left onto North Atlanta Street
2899 ft · 1 min · North Atlanta Street
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13
Keep slight left to continue on North Atlanta Street
120 m · 10 sec · North Atlanta Street
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14
Arrive at your destination
0 m · 1 sec · North Atlanta Street
Car Route Details
A richer read on the saved driving route between Chattanooga and Roswell.
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 75 South
Merge slight left
90.7 mi · 01h 38m
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.
Mostly Clear leaving Chattanooga and Sunny near Roswell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chattanooga to Roswell?
The road trip is about 110.4 miles (177.6 km) and usually takes 02h 11m 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?
Adairsville is a useful midpoint, sitting about 55.2 miles from Chattanooga and 55.2 miles from Roswell.
How much longer is the road route than the straight-line distance?
The direct path is about 88.9 miles (143.1 km), while the road route adds roughly 21.5 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 2:08 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.29 one way or $30.58 round trip. Estimated CO2 is about 34.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Clear around Chattanooga and Sunny near Roswell.
Stop Ideas Near Adairsville
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 Adairsville.
Peachtree Station
Gainesville
Anniston
Flight Path Map
This map shows the direct air route between Chattanooga and Roswell. Straight-line distance: 88.9 mi (143.07 km).
#1 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
#2 Roswell
A city in Fulton County, Georgia.
| Population | 95,434 |
| Coordinates | 34.0231600, -84.3615900 |
| Altitude | 328 |
| Country | United States |
End: Roswell (-84.36159, 34.02316)
Estimated Travel Time
Distance: 178 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 40m |
| 40 mph (64.37 km/h) | 02h 45m |
| 50 mph (80.47 km/h) | 02h 12m |
| 60 mph (96.56 km/h) | 01h 50m |
| 70 mph (112.65 km/h) | 01h 34m |
| 80 mph (129 km/h) | 01h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.93 | $15.29 | $30.58 |
| Mid-grade | $4.37 | $16.99 | $33.98 |
| Premium | $4.78 | $18.58 | $37.17 |
| Diesel | $6.00 | $23.33 | $46.66 |
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 Tennessee · Oct 13, 2026