How far is Johnson City, TN from Ardmore, TN?
The driving distance from Johnson City, TN to Ardmore, TN is about 338.8 miles (545.2 km), with a travel time of about 06h 33m by car.
- The straight-line flight distance is about 268.2 miles (431.7 km).
- For a round trip, plan for roughly 13h 07m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 33m.
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.
Human settlement in McMinn County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Johnson City and Ardmore.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson City and Ardmore.
-
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
33.3 mi · 39 min
-
15
Take the exit slight right toward US 72 West: South Pittsburg
977 ft · 33 sec
-
16
Continue on North Cedar Avenue
17.8 mi · 20 min · North Cedar Avenue
-
17
Continue on Lee Highway
1.3 km · 56 sec · Lee Highway
-
18
Continue on John T Reid Parkway
2 mi · 2 min · John T Reid Parkway
-
19
Continue on Lee Highway
2 mi · 2 min · Lee Highway
-
20
Continue on John T Reid Parkway
48.2 mi · 57 min · John T Reid Parkway
-
21
Take the exit slight right toward US 72 West: Athens
1437 ft · 35 sec
-
22
Keep slight right to continue on US 72 West: Athens
4.5 mi · 8 min
-
23
Turn right onto Jordan Lane Northwest
1.3 mi · 2 min · Jordan Lane Northwest
-
24
Continue on Ardmore Highway
19.5 mi · 28 min · Ardmore Highway
-
25
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Johnson City and Ardmore.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
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.
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.
Showers And Thunderstorms leaving Johnson City and Showers And Thunderstorms near Ardmore.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnson City to Ardmore?
The road trip is about 338.8 miles (545.2 km) and usually takes 06h 33m 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?
Calhoun is a useful midpoint, sitting about 169.3 miles from Johnson City and 169.4 miles from Ardmore.
How much longer is the road route than the straight-line distance?
The direct path is about 268.2 miles (431.7 km), while the road route adds roughly 70.6 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 6:00 AM to 7:30 AM EDT. 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 $45.06 one way or $90.13 round trip. Estimated CO2 is about 106.2 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 Ardmore, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Johnson City and Showers And Thunderstorms near Ardmore.
Flight Path Map
This map shows the direct air route between Johnson City and Ardmore. Straight-line distance: 268.24 mi (431.69 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 Ardmore
Human settlement in Giles County, Tennessee, United States of America
| Population | 1,218 |
| Coordinates | 34.9920300, -86.8466700 |
| Altitude | 270 |
| Country | United States |
End: Ardmore (-86.84667, 34.99203)
Estimated Travel Time
Distance: 545 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 17m |
| 40 mph (64.37 km/h) | 08h 28m |
| 50 mph (80.47 km/h) | 06h 46m |
| 60 mph (96.56 km/h) | 05h 38m |
| 70 mph (112.65 km/h) | 04h 50m |
| 80 mph (129 km/h) | 04h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $45.06 | $90.13 |
| Mid-grade | $4.25 | $50.82 | $101.65 |
| Premium | $4.65 | $55.62 | $111.23 |
| Diesel | $5.30 | $63.38 | $126.77 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.