How far is Mountain City, TN from Chattanooga, TN?
The driving distance from Mountain City, TN to Chattanooga, TN is about 260.5 miles (419.2 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 219.9 miles (353.9 km).
- For a round trip, plan for roughly 08h 38m 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 04h 19m.
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.
Census-designated place in Knox County, Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Sunny
Driving Route Map
The map below follows the saved road route between Mountain City and Chattanooga.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mountain City and Chattanooga.
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1
Start on West Main Street
1344 ft · 33 sec · West Main Street
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2
Turn right onto North Shady Street
11 mi · 12 min · North Shady Street
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3
Continue on Daniel Boone Trail
18.2 mi · 21 min · Daniel Boone Trail
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4
Turn left onto Tennessee Ernie Ford Parkway
13 mi · 16 min · Tennessee Ernie Ford Parkway
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5
Turn left onto I 81 South
1796 ft · 46 sec
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6
Merge slight left
68.5 mi · 1 hr 13 min
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7
Continue on I 40 West: Knoxville
1.1 km · 45 sec
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8
Merge slight left
52.8 mi · 59 min
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9
Keep slight left to continue on I 75 South: Chattanooga
83.1 mi · 1 hr 31 min
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10
Take the exit slight right toward I 24 West: Chattanooga, Nashville
1.1 km · 56 sec
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11
Continue on Chattanooga, Nashville
5.8 mi · 8 min
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12
Take the exit slight right toward US 27 North: Downtown, Lookout Mountain
999 ft · 15 sec
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13
Keep slight left to continue on US 27 North: Downtown, Lookout Mountain
1018 ft · 16 sec
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14
Keep slight left
1.4 mi · 2 min
-
15
Take the exit slight right toward Downtown
1123 ft · 26 sec
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16
Turn right onto West Martin Luther King Boulevard
897 ft · 30 sec · West Martin Luther King Boulevard
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17
Arrive at your destination
0 m · 1 sec · West Martin Luther King Boulevard
Car Route Details
A richer read on the saved driving route between Mountain City and Chattanooga.
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
Keep slight left to continue on I 75 South: Chattanooga
83.1 mi · 01h 31m
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.
Chance Rain Showers leaving Mountain City and Sunny near Chattanooga.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mountain City to Chattanooga?
The road trip is about 260.5 miles (419.2 km) and usually takes 04h 19m 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?
Mascot is a useful midpoint, sitting about 128.1 miles from Mountain City and 132.4 miles from Chattanooga.
How much longer is the road route than the straight-line distance?
The direct path is about 219.9 miles (353.9 km), while the road route adds roughly 40.6 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 8:22 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.66 one way or $69.31 round trip. Estimated CO2 is about 81.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Mountain City and Sunny near Chattanooga.
Flight Path Map
This map shows the direct air route between Mountain City and Chattanooga. Straight-line distance: 219.89 mi (353.88 km).
#1 Mountain City
City in Johnson County, Tennessee, United States of America
| Population | 2,444 |
| Coordinates | 36.4745600, -81.8048400 |
| Altitude | 737 |
| Country | United States |
#2 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
End: West Martin Luther King Boulevard (-85.309688, 35.045753)
Estimated Travel Time
Distance: 419 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 40m |
| 40 mph (64.37 km/h) | 06h 30m |
| 50 mph (80.47 km/h) | 05h 12m |
| 60 mph (96.56 km/h) | 04h 20m |
| 70 mph (112.65 km/h) | 03h 43m |
| 80 mph (129 km/h) | 03h 14m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $34.66 | $69.31 |
| Mid-grade | $4.25 | $39.09 | $78.17 |
| Premium | $4.65 | $42.77 | $85.54 |
| Diesel | $5.30 | $48.74 | $97.49 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.