How far is Smyrna, TN from Johnson City, TN?
The driving distance from Smyrna, TN to Johnson City, TN is about 394.6 miles (635.1 km), with a travel time of about 06h 02m by car.
- The straight-line flight distance is about 334.5 miles (538.3 km).
- For a round trip, plan for roughly 12h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 02m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Putnam County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Smyrna and Johnson City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Smyrna and Johnson City.
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1
Start on Buck Ditch Road
18 m · 5 sec · Buck Ditch Road
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2
Turn left onto Smyrna Road
2 mi · 8 min · Smyrna Road
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3
At the end of the road, turn right onto Buena Vista Road
2.5 mi · 6 min · Buena Vista Road
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4
At the end of the road, turn left
4.1 mi · 7 min
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5
At the end of the road, turn right onto Broad Street
2.4 mi · 4 min · Broad Street
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6
Continue on Broadway of America
5.4 mi · 8 min · Broadway of America
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7
Turn right
1.6 mi · 2 min
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8
Turn right
13.8 mi · 16 min
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9
Take the exit slight left
1318 ft · 32 sec
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10
Merge slight left
81.4 mi · 1 hr 28 min
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11
Keep slight right to continue on I 40 East, I 65 South: Knoxville, Huntsville
1305 ft · 25 sec
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12
Merge slight left onto Downtown Loop
2.4 mi · 3 min · Downtown Loop
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13
Continue on Downtown Loop
2764 ft · 43 sec · Downtown Loop
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14
Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga
173.8 mi · 3 hr 10 min
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15
Keep slight left
36.7 mi · 41 min
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16
Keep slight left to continue on I 81 North: Bristol
56.6 mi · 1 hr 1 min
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17
Take the exit slight right toward I 26 East, US 23 South: Johnson City, Asheville
2112 ft · 40 sec
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18
Merge slight left onto James H. Quillen Parkway
14 mi · 17 min · James H. Quillen Parkway
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19
Take the exit slight right toward TN 91
614 ft · 15 sec
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20
Turn right onto East Market Street
1705 ft · 38 sec · East Market Street
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21
Turn left onto Buffalo Street
977 ft · 32 sec · Buffalo Street
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22
Turn right
132 m · 32 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Smyrna and Johnson City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 40 East
Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga
174 mi · 03h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Showers And Thunderstorms leaving Smyrna 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 Smyrna to Johnson City?
The road trip is about 394.6 miles (635.1 km) and usually takes 06h 02m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Algood is a useful midpoint, sitting about 199.2 miles from Smyrna and 195.4 miles from Johnson City.
How much longer is the road route than the straight-line distance?
The direct path is about 334.5 miles (538.3 km), while the road route adds roughly 60.1 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $52.49 one way or $104.98 round trip. Estimated CO2 is about 123.7 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Smyrna 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 Showers And Thunderstorms around Smyrna and Mostly Sunny near Johnson City.
Stop Ideas Near Algood
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Algood.
Nashville, TN
Flight Path Map
This map shows the direct air route between Smyrna and Johnson City. Straight-line distance: 334.45 mi (538.25 km).
#1 Smyrna
Town in Rutherford County, Tennessee, United States
| Population | 53,185 |
| Coordinates | 35.9564500, -88.3317100 |
| Altitude | 157 |
| 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: Cherry Street (-82.353659, 36.313645)
Estimated Travel Time
Distance: 635 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 08m |
| 40 mph (64.37 km/h) | 09h 51m |
| 50 mph (80.47 km/h) | 07h 53m |
| 60 mph (96.56 km/h) | 06h 34m |
| 70 mph (112.65 km/h) | 05h 38m |
| 80 mph (129 km/h) | 04h 55m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $52.49 | $104.98 |
| Mid-grade | $4.25 | $59.20 | $118.40 |
| Premium | $4.65 | $64.78 | $129.57 |
| Diesel | $5.30 | $73.83 | $147.66 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.