How far is Johnson City, TN from Decherd, TN?
The driving distance from Johnson City, TN to Decherd, TN is about 280.6 miles (451.6 km), with a travel time of about 05h 19m by car.
- The straight-line flight distance is about 222.4 miles (357.9 km).
- For a round trip, plan for roughly 10h 39m 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 05h 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.
City in Loudon County, Tennessee, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Johnson City and Decherd.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson City and Decherd.
-
1
Start on the route
132 m · 35 sec
-
2
Turn left onto Buffalo Street
1620 ft · 56 sec · Buffalo Street
-
3
Turn left onto North Roan Street
1633 ft · 37 sec · North Roan Street
-
4
Turn right onto East Watauga Avenue
1812 ft · 45 sec · East Watauga Avenue
-
5
Turn left onto Oak Street
135 m · 11 sec · Oak Street
-
6
Take the ramp straight
962 ft · 24 sec
-
7
Merge slight left onto James H. Quillen Parkway
13.7 mi · 16 min · James H. Quillen Parkway
-
8
Take the exit slight right toward I 81 South: Knoxville
1100 ft · 38 sec
-
9
Merge slight left
56.4 mi · 1 hr
-
10
Continue on I 40 West: Knoxville
1.1 km · 45 sec
-
11
Merge slight left
52.8 mi · 59 min
-
12
Keep slight left to continue on I 75 South: Chattanooga
83.1 mi · 1 hr 31 min
-
13
Take the exit slight right toward I 24 West: Chattanooga, Nashville
1.1 km · 56 sec
-
14
Continue on Chattanooga, Nashville
58.5 mi · 1 hr 9 min
-
15
Take the exit slight right toward US 64 West, TN 50: Pelham, Winchester
948 ft · 27 sec
-
16
Keep slight left to continue on US 64 West, TN 50: Pelham, Winchester
37 m · 9 sec
-
17
Continue straight
10.2 mi · 12 min
-
18
Take the exit slight right
1563 ft · 43 sec
-
19
Keep slight right
1.4 km · 1 min
-
20
At the end of the road, turn left onto Old Alto Highway
1.4 km · 1 min · Old Alto Highway
-
21
Continue on East Main Street
1.2 km · 1 min · East Main Street
-
22
Turn right
101 m · 15 sec
-
23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Johnson City and Decherd.
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.
Sunny then Slight Chance Rain Showers leaving Johnson City and Sunny near Decherd.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnson City to Decherd?
The road trip is about 280.6 miles (451.6 km) and usually takes 05h 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?
Philadelphia is a useful midpoint, sitting about 140.2 miles from Johnson City and 140.4 miles from Decherd.
How much longer is the road route than the straight-line distance?
The direct path is about 222.4 miles (357.9 km), while the road route adds roughly 58.2 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 6:20 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $34.92 one way or $69.84 round trip. Estimated CO2 is about 82.3 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Johnson City and Decherd, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny then Slight Chance Rain Showers around Johnson City and Sunny near Decherd.
Flight Path Map
This map shows the direct air route between Johnson City and Decherd. Straight-line distance: 222.36 mi (357.86 km).
#1 Johnson City
The most populous city in Washington County, Tennessee.
| Population | 66,906 |
| Coordinates | 36.3134400, -82.3534700 |
| Altitude | 498 |
| Country | United States |
#2 Decherd
City in Franklin County, Tennessee, United States
| Population | 2,372 |
| Coordinates | 35.2098000, -86.0794300 |
| Altitude | 292 |
| Country | United States |
End: Decherd (-86.07943, 35.2098)
Estimated Travel Time
Distance: 452 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 20m |
| 40 mph (64.37 km/h) | 07h 00m |
| 50 mph (80.47 km/h) | 05h 36m |
| 60 mph (96.56 km/h) | 04h 40m |
| 70 mph (112.65 km/h) | 04h 00m |
| 80 mph (129 km/h) | 03h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $34.92 | $69.84 |
| Mid-grade | $4.25 | $39.38 | $78.77 |
| Premium | $4.65 | $43.10 | $86.19 |
| Diesel | $5.30 | $49.12 | $98.23 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.