How far is Chattanooga, TN from Gatlinburg, TN?
The driving distance from Chattanooga, TN to Gatlinburg, TN is about 149.1 miles (239.9 km), with a travel time of about 03h 01m by car.
- The straight-line flight distance is about 111.3 miles (179.2 km).
- For a round trip, plan for roughly 06h 03m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 01m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Loudon County, Tennessee, 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 Chattanooga and Gatlinburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chattanooga and Gatlinburg.
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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 left to continue on I 75 North: Knoxville
1.4 km · 1 min
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6
Merge slight left
99.2 mi · 1 hr 50 min
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7
Keep slight left
2.9 mi · 4 min
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8
Take the exit slight right toward Convention Center, East Tennessee History Center, Museum of Art
2116 ft · 28 sec
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9
Keep slight left to continue on Convention Center, East Tennessee History Center, Museum of Art
2403 ft · 56 sec
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10
Continue on Henley Street
1 km · 1 min · Henley Street
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11
Continue on Chapman Highway
22.1 mi · 26 min · Chapman Highway
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12
Continue on West Main Street
1.8 mi · 3 min · West Main Street
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13
Turn right onto Forks of the River Parkway
3212 ft · 46 sec · Forks of the River Parkway
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14
Turn right onto Parkway
7.1 mi · 12 min · Parkway
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15
Continue on Gatlinburg Spur Road
4.4 mi · 7 min · Gatlinburg Spur Road
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16
Continue on Parkway
1.2 mi · 4 min · Parkway
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17
Turn right
124 m · 30 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 Chattanooga and Gatlinburg.
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 North
Merge slight left
99.2 mi · 01h 50m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Sunny leaving Chattanooga and Sunny near Gatlinburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chattanooga to Gatlinburg?
The road trip is about 149.1 miles (239.9 km) and usually takes 03h 01m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Philadelphia is a useful midpoint, sitting about 74.5 miles from Chattanooga and 74.6 miles from Gatlinburg.
How much longer is the road route than the straight-line distance?
The direct path is about 111.3 miles (179.2 km), while the road route adds roughly 37.8 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:56 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.84 one way or $39.67 round trip. Estimated CO2 is about 46.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Chattanooga and Sunny near Gatlinburg.
Flight Path Map
This map shows the direct air route between Chattanooga and Gatlinburg. Straight-line distance: 111.32 mi (179.15 km).
#1 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
#2 Gatlinburg
Resort city in Sevier County, Tennessee
| Population | 3,779 |
| Coordinates | 35.7145300, -83.5118900 |
| Altitude | 394 |
| Country | United States |
End: Gatlinburg (-83.51189, 35.71453)
Estimated Travel Time
Distance: 240 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 58m |
| 40 mph (64.37 km/h) | 03h 43m |
| 50 mph (80.47 km/h) | 02h 58m |
| 60 mph (96.56 km/h) | 02h 29m |
| 70 mph (112.65 km/h) | 02h 07m |
| 80 mph (129 km/h) | 01h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.84 | $39.67 |
| Mid-grade | $4.25 | $22.37 | $44.74 |
| Premium | $4.65 | $24.48 | $48.96 |
| Diesel | $5.30 | $27.90 | $55.80 |
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 · 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.