How far is Johnson City, TN from Ardmore, TN?
The estimated driving distance from Johnson City, TN to Ardmore, TN is about 316.5 miles (509.4 km), with a travel time of about 05h 32m by car.
- This page is using an estimated road distance while the full route geometry is refreshed.
- The straight-line flight distance is about 268.2 miles (431.7 km).
- For a round trip, plan for roughly 11h 05m 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 32m.
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.
Town in Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny then Slight Chance Rain Showers
Sunny
Driving Route Map
Road route is being refreshed. This page currently uses an estimated driving distance.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson City and Ardmore.
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 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 316.5 miles (509.4 km) and usually takes 05h 32m 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?
Luttrell is a useful midpoint, sitting about 134.1 miles from Johnson City and 182.4 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 48.3 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 5:54 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.12 one way or $84.24 round trip. Estimated CO2 is about 99.3 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 Ardmore, 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 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: 509 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 32m |
| 40 mph (64.37 km/h) | 07h 54m |
| 50 mph (80.47 km/h) | 06h 19m |
| 60 mph (96.56 km/h) | 05h 16m |
| 70 mph (112.65 km/h) | 04h 31m |
| 80 mph (129 km/h) | 03h 56m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $42.12 | $84.24 |
| Mid-grade | $4.25 | $47.51 | $95.01 |
| Premium | $4.65 | $51.99 | $103.97 |
| Diesel | $5.30 | $59.25 | $118.49 |
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