How far is South Carthage, TN from Johnson City, TN?
The driving distance from South Carthage, TN to Johnson City, TN is about 239.5 miles (385.4 km), with a travel time of about 04h 26m by car.
- The straight-line flight distance is about 200.5 miles (322.6 km).
- For a round trip, plan for roughly 08h 53m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 26m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Town of the United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between South Carthage and Johnson City.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Carthage and Johnson City.
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1
Start on Cookeville Highway
2620 ft · 48 sec · Cookeville Highway
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2
Turn slight right
72 m · 9 sec
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3
Continue straight
4.3 mi · 7 min
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4
Take the ramp left
1064 ft · 26 sec
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5
Merge slight left
126 mi · 2 hr 18 min
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6
Keep slight left
36.7 mi · 41 min
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7
Keep slight left to continue on I 81 North: Bristol
56.6 mi · 1 hr 1 min
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8
Take the exit slight right toward I 26 East, US 23 South: Johnson City, Asheville
2112 ft · 40 sec
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9
Merge slight left onto James H. Quillen Parkway
14 mi · 17 min · James H. Quillen Parkway
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10
Take the exit slight right toward TN 91
614 ft · 15 sec
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11
Turn right onto East Market Street
1705 ft · 36 sec · East Market Street
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12
Turn left onto Buffalo Street
977 ft · 32 sec · Buffalo Street
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13
Turn right
132 m · 32 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between South Carthage and Johnson City.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Cookeville Highway
Merge slight left
126 mi · 02h 18m
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 South Carthage and Rain Showers near Johnson City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Carthage to Johnson City?
The road trip is about 239.5 miles (385.4 km) and usually takes 04h 26m 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?
Farragut is a useful midpoint, sitting about 119.6 miles from South Carthage and 119.9 miles from Johnson City.
How much longer is the road route than the straight-line distance?
The direct path is about 200.5 miles (322.6 km), while the road route adds roughly 39 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 CDT. If you want a more comfortable same-day return, try to leave by 8:06 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.86 one way or $63.73 round trip. Estimated CO2 is about 75.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between South Carthage and Johnson City, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around South Carthage and Rain Showers near Johnson City.
Flight Path Map
This map shows the direct air route between South Carthage and Johnson City. Straight-line distance: 200.49 mi (322.65 km).
#1 South Carthage
Town in Smith County, Tennessee, United States
| Population | 1,406 |
| Coordinates | 36.2420000, -85.9519300 |
| Altitude | 155 |
| 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: 385 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 58m |
| 40 mph (64.37 km/h) | 05h 59m |
| 50 mph (80.47 km/h) | 04h 47m |
| 60 mph (96.56 km/h) | 03h 59m |
| 70 mph (112.65 km/h) | 03h 25m |
| 80 mph (129 km/h) | 02h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $31.86 | $63.73 |
| Mid-grade | $4.25 | $35.94 | $71.88 |
| Premium | $4.65 | $39.33 | $78.65 |
| Diesel | $5.30 | $44.82 | $89.64 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.