How far is Kingsport, TN from Dayton, TN?
The driving distance from Kingsport, TN to Dayton, TN is about 175.2 miles (281.9 km), with a travel time of about 03h 22m by car.
- The straight-line flight distance is about 155.1 miles (249.6 km).
- For a round trip, plan for roughly 06h 44m 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 03h 22m.
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.
Census-designated place in Knox County, Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Kingsport and Dayton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Kingsport and Dayton.
-
1
Start on West Center Street
636 ft · 24 sec · West Center Street
-
2
Turn right onto Broad Street
133 m · 12 sec · Broad Street
-
3
Enter the roundabout and take exit 2 toward Broad Street
15 m · 2 sec · Broad Street
-
4
Exit the roundabout onto Broad Street
573 ft · 21 sec · Broad Street
-
5
Turn left onto East Main Street
1.2 km · 1 min · East Main Street
-
6
Continue on East Sullivan Street
1054 ft · 24 sec · East Sullivan Street
-
7
Turn right onto South Wilcox Drive
2.6 mi · 5 min · South Wilcox Drive
-
8
Turn right onto Sullivan Gardens Parkway
1.5 mi · 2 min · Sullivan Gardens Parkway
-
9
Continue on South Wilcox Drive
1.5 mi · 2 min · South Wilcox Drive
-
10
Continue on Sullivan Gardens Drive
3.1 mi · 4 min · Sullivan Gardens Drive
-
11
Continue straight
2.3 mi · 3 min
-
12
Continue straight
1627 ft · 21 sec
-
13
Take the exit slight right
1754 ft · 42 sec
-
14
Merge slight left
49.4 mi · 53 min
-
15
Continue on I 40 West: Knoxville
1.1 km · 45 sec
-
16
Merge slight left
52.8 mi · 59 min
-
17
Keep slight right to continue on Nashville
20.2 mi · 22 min
-
18
Take the exit slight right toward US 27, TN 61: Harriman, Rockwood
1143 ft · 30 sec
-
19
Turn left onto South Roane Street
2.3 mi · 3 min · South Roane Street
-
20
Continue on North Gateway Avenue
6.2 mi · 7 min · North Gateway Avenue
-
21
Continue on Spring City Highway
4.4 mi · 5 min · Spring City Highway
-
22
Continue on Rhea County Highway
25.9 mi · 33 min · Rhea County Highway
-
23
Take the exit right
61 m · 6 sec
-
24
Turn straight onto 3rd Avenue
734 ft · 18 sec · 3rd Avenue
-
25
Turn left onto Church Street
107 m · 18 sec · Church Street
-
26
Turn right onto 2nd Avenue
92 m · 13 sec · 2nd Avenue
-
27
Arrive at your destination
0 m · 1 sec · 2nd Avenue
Car Route Details
A richer read on the saved driving route between Kingsport and Dayton.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
I 40 West
Merge slight left
52.8 mi · 00h 59m
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.
Showers And Thunderstorms Likely leaving Kingsport and Chance Showers And Thunderstorms near Dayton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Kingsport to Dayton?
The road trip is about 175.2 miles (281.9 km) and usually takes 03h 22m 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?
Mascot is a useful midpoint, sitting about 87.5 miles from Kingsport and 87.7 miles from Dayton.
How much longer is the road route than the straight-line distance?
The direct path is about 155.1 miles (249.6 km), while the road route adds roughly 20.1 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 10:16 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.30 one way or $46.61 round trip. Estimated CO2 is about 54.9 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Kingsport and Chance Showers And Thunderstorms near Dayton.
Flight Path Map
This map shows the direct air route between Kingsport and Dayton. Straight-line distance: 155.11 mi (249.63 km).
#1 Kingsport
The most populous city in Sullivan County, Tennessee.
| Population | 54,112 |
| Coordinates | 36.5484300, -82.5618200 |
| Altitude | 369 |
| Country | United States |
#2 Dayton
City and county seat in Rhea County, Tennessee, United States
| Population | 7,332 |
| Coordinates | 35.4939600, -85.0124500 |
| Altitude | 212 |
| Country | United States |
End: Dayton (-85.01245, 35.49396)
Estimated Travel Time
Distance: 282 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 50m |
| 40 mph (64.37 km/h) | 04h 22m |
| 50 mph (80.47 km/h) | 03h 30m |
| 60 mph (96.56 km/h) | 02h 55m |
| 70 mph (112.65 km/h) | 02h 30m |
| 80 mph (129 km/h) | 02h 11m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $23.30 | $46.61 |
| Mid-grade | $4.25 | $26.28 | $52.57 |
| Premium | $4.65 | $28.76 | $57.52 |
| Diesel | $5.30 | $32.78 | $65.56 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.