How far is Knoxville, TN from Roan Mountain, TN?
The driving distance from Knoxville, TN to Roan Mountain, TN is about 129.2 miles (207.9 km), with a travel time of about 02h 34m by car.
- The straight-line flight distance is about 104.6 miles (168.3 km).
- For a round trip, plan for roughly 05h 09m 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 34m.
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.
Human settlement in Greene County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Knoxville and Roan Mountain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Knoxville and Roan Mountain.
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1
Start on Henley Street
1056 ft · 20 sec · Henley Street
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2
Take the exit straight toward I 40, I 275 North: Nashville, Asheville, Lexington
1301 ft · 32 sec
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3
Keep slight right to continue on I 40 East: Asheville
2104 ft · 51 sec
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4
Merge slight left
33.2 mi · 37 min
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5
Keep slight left to continue on I 81 North: Bristol
56.6 mi · 1 hr 1 min
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6
Take the exit slight right toward I 26 East, US 23 South: Johnson City, Asheville
2112 ft · 40 sec
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7
Merge slight left onto James H. Quillen Parkway
15.1 mi · 18 min · James H. Quillen Parkway
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8
Take the exit slight right
683 ft · 17 sec
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9
Turn slight right
104 m · 8 sec
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10
Merge slight left onto University Parkway
1081 ft · 24 sec · University Parkway
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11
Take the exit slight right toward Milligan Highway
1139 ft · 29 sec
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12
Turn right onto Milligan Highway
2.2 mi · 4 min · Milligan Highway
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13
Turn right onto Okolona Road
1.2 km · 1 min · Okolona Road
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14
Turn left onto Laurels Road
3.9 mi · 7 min · Laurels Road
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15
Continue on Dry Creek Road
2.6 mi · 4 min · Dry Creek Road
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16
At the end of the road, turn right onto Gap Creek Road
2.4 mi · 4 min · Gap Creek Road
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17
Turn right onto State Line Road
10.4 mi · 14 min · State Line Road
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18
Turn right onto Main Street
1077 ft · 47 sec · Main Street
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19
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Knoxville and Roan Mountain.
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 81 North
Keep slight left to continue on I 81 North: Bristol
56.6 mi · 01h 01m
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 Sunny then Slight Chance Rain Showers leaving Knoxville and Mostly Sunny near Roan Mountain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Knoxville to Roan Mountain?
The road trip is about 129.2 miles (207.9 km) and usually takes 02h 34m 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?
Baileyton is a useful midpoint, sitting about 64.5 miles from Knoxville and 64.7 miles from Roan Mountain.
How much longer is the road route than the straight-line distance?
The direct path is about 104.6 miles (168.3 km), while the road route adds roughly 24.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.20 one way or $34.39 round trip. Estimated CO2 is about 40.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Knoxville and Mostly Sunny near Roan Mountain.
Flight Path Map
This map shows the direct air route between Knoxville and Roan Mountain. Straight-line distance: 104.6 mi (168.34 km).
#1 Knoxville
The most populous city in Tennessee.
| Population | 190,223 |
| Coordinates | 35.9606400, -83.9207400 |
| Altitude | 276 |
| Country | United States |
#2 Roan Mountain
Census-designated place in Carter County, Tennessee
| Population | 1,360 |
| Coordinates | 36.1962300, -82.0704000 |
| Altitude | 786 |
| Country | United States |
End: Roan Mountain (-82.0704, 36.19623)
Estimated Travel Time
Distance: 208 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 18m |
| 40 mph (64.37 km/h) | 03h 13m |
| 50 mph (80.47 km/h) | 02h 35m |
| 60 mph (96.56 km/h) | 02h 09m |
| 70 mph (112.65 km/h) | 01h 50m |
| 80 mph (129 km/h) | 01h 36m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $17.20 | $34.39 |
| Mid-grade | $4.25 | $19.39 | $38.79 |
| Premium | $4.65 | $21.22 | $42.44 |
| Diesel | $5.30 | $24.19 | $48.37 |
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 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.