How far is Roan Mountain, TN from Johnson City, TN?
The driving distance from Roan Mountain, TN to Johnson City, TN is about 24.2 miles (39 km), with a travel time of about 00h 40m by car.
- The straight-line flight distance is about 17.7 miles (28.5 km).
- For a round trip, plan for roughly 01h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 40m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Tennessee, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Roan Mountain and Johnson City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Roan Mountain and Johnson City.
-
1
Start on Main Street
1077 ft · 52 sec · Main Street
-
2
At the end of the road, turn left
10.4 mi · 14 min
-
3
Turn left onto Gap Creek Road
2.5 mi · 4 min · Gap Creek Road
-
4
Turn left onto Dry Creek Road
2.6 mi · 4 min · Dry Creek Road
-
5
Continue on Laurels Road
3.9 mi · 7 min · Laurels Road
-
6
At the end of the road, turn right onto Okolona Road
1.2 km · 1 min · Okolona Road
-
7
At the end of the road, turn left onto Milligan Highway
2.5 mi · 4 min · Milligan Highway
-
8
Continue on Legion Street
1.3 km · 1 min · Legion Street
-
9
Continue on East Market Street
2462 ft · 52 sec · East Market Street
-
10
Turn left onto Buffalo Street
977 ft · 32 sec · Buffalo Street
-
11
Turn right
132 m · 32 sec
-
12
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Roan Mountain and Johnson City.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Longest stretch
At the end of the road, turn left
10.4 mi · 00h 14m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Mostly Sunny leaving Roan Mountain and Mostly Sunny near Johnson City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Roan Mountain to Johnson City?
The road trip is about 24.2 miles (39 km) and usually takes 00h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Oak Hill is a useful midpoint, sitting about 12.1 miles from Roan Mountain and 12.1 miles from Johnson City.
How much longer is the road route than the straight-line distance?
The direct path is about 17.7 miles (28.5 km), while the road route adds roughly 6.5 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:10 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.21 one way or $6.41 round trip. Estimated CO2 is about 7.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Roan Mountain and Mostly Sunny near Johnson City.
Flight Path Map
This map shows the direct air route between Roan Mountain and Johnson City. Straight-line distance: 17.73 mi (28.53 km).
#1 Roan Mountain
Census-designated place in Carter County, Tennessee
| Population | 1,360 |
| Coordinates | 36.1962300, -82.0704000 |
| Altitude | 786 |
| Country | United States |
#2 Johnson City
The most populous city in Washington County, Tennessee.
| Population | 66,906 |
| Coordinates | 36.3134400, -82.3534700 |
| Altitude | 498 |
| Country | United States |
End: Johnson City (-82.35347, 36.31344)
Estimated Travel Time
Distance: 39 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 48m |
| 40 mph (64.37 km/h) | 00h 36m |
| 50 mph (80.47 km/h) | 00h 29m |
| 60 mph (96.56 km/h) | 00h 24m |
| 70 mph (112.65 km/h) | 00h 20m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.21 | $6.41 |
| Mid-grade | $4.25 | $3.62 | $7.23 |
| Premium | $4.65 | $3.96 | $7.91 |
| Diesel | $5.30 | $4.51 | $9.02 |
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.