How far is Johnson City, TN from Cowan, TN?
The driving distance from Johnson City, TN to Cowan, TN is about 272.4 miles (438.4 km), with a travel time of about 05h 11m by car.
- The straight-line flight distance is about 219.9 miles (353.9 km).
- For a round trip, plan for roughly 10h 23m 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 11m.
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.
Human settlement in Loudon County, Tennessee, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Johnson City and Cowan.
Turn-by-Turn Driving Directions
Step-by-step road directions between Johnson City and Cowan.
-
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
51.7 mi · 1 hr 1 min
-
15
Take the exit slight right toward 41A: Monteagle, Sewanee
990 ft · 27 sec
-
16
Turn slight right
15 m · 10 sec
-
17
Turn left onto West Main Street
1.6 mi · 2 min · West Main Street
-
18
Continue on David Crockett Highway
2171 ft · 37 sec · David Crockett Highway
-
19
Continue on Sewanee Highway
1.8 mi · 3 min · Sewanee Highway
-
20
Continue on Sollace M Freeman Highway
2 mi · 3 min · Sollace M Freeman Highway
-
21
Continue on Sewanee Highway
5 mi · 7 min · Sewanee Highway
-
22
Continue on Cumberland Street East
1.4 km · 1 min · Cumberland Street East
-
23
Turn right onto Tennessee Avenue North
3 m · 1 sec · Tennessee Avenue North
-
24
Arrive at your destination
0 m · 1 sec · Tennessee Avenue North
Car Route Details
A richer read on the saved driving route between Johnson City and Cowan.
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Johnson City and Partly Sunny then Chance Showers And Thunderstorms near Cowan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Johnson City to Cowan?
The road trip is about 272.4 miles (438.4 km) and usually takes 05h 11m 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?
Loudon is a useful midpoint, sitting about 136.1 miles from Johnson City and 136.3 miles from Cowan.
How much longer is the road route than the straight-line distance?
The direct path is about 219.9 miles (353.9 km), while the road route adds roughly 52.5 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 6:36 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.24 one way or $72.48 round trip. Estimated CO2 is about 85.4 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 Cowan, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Johnson City and Partly Sunny then Chance Showers And Thunderstorms near Cowan.
Flight Path Map
This map shows the direct air route between Johnson City and Cowan. Straight-line distance: 219.9 mi (353.9 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 Cowan
Human settlement in Franklin County, Tennessee, United States of America
| Population | 1,668 |
| Coordinates | 35.1645300, -86.0105400 |
| Altitude | 297 |
| Country | United States |
End: Cowan (-86.01054, 35.16453)
Estimated Travel Time
Distance: 438 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 04m |
| 40 mph (64.37 km/h) | 06h 48m |
| 50 mph (80.47 km/h) | 05h 26m |
| 60 mph (96.56 km/h) | 04h 32m |
| 70 mph (112.65 km/h) | 03h 53m |
| 80 mph (129 km/h) | 03h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $36.24 | $72.48 |
| Mid-grade | $4.25 | $40.87 | $81.74 |
| Premium | $4.65 | $44.72 | $89.45 |
| Diesel | $5.30 | $50.97 | $101.94 |
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.