How far is Smithville, TN from Kingsport, TN?

The driving distance from Smithville, TN to Kingsport, TN is about 224.4 miles (361.1 km), with a travel time of about 04h 15m by car.

  • The straight-line flight distance is about 185.7 miles (298.8 km).
  • For a round trip, plan for roughly 08h 30m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
224.37 mi
04h 15m
Flight
185.7 mi
298.85 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Smithville.

Flight Distance

Direct air line
185.7 mi
Kilometers
298.85 km
Flight Time
00h 22m

Driving Distance

Road route
224.37 mi
Kilometers
361.09 km
Drive Time
04h 15m

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 04h 15m.

Arrival Snapshot
Arrive in Kingsport
Thu, Apr 16, 1:37 AM EDT
Return by in Smithville
Thu, Apr 16, 4:53 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Smithville
2026-04-15T20:22
Arrive Kingsport
Thu, Apr 16, 12:37 AM CDT
Route Timing
04h 15m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:15 AM to 1:15 PM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:30 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Smithville
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Farragut
TN

Town of the United States

From Smithville
112 mi
02h 07m
To Kingsport
112.3 mi
02h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
59°F
Overnight

Partly Cloudy

Starts
Wed, Apr 15 2:00 AM CDT
Wind
5 mph SSW
Destination
55°F
Overnight

Mostly Clear

Starts
Wed, Apr 15 1:00 AM EDT
Wind
0 mph

Driving Route Map

The map below follows the saved road route between Smithville and Kingsport.

Turn-by-Turn Driving Directions

Step-by-step road directions between Smithville and Kingsport.

  1. 1

    Start on West Market Street

    124 m · 23 sec · West Market Street

  2. 2

    Continue on East Public Square

    47 m · 9 sec · East Public Square

  3. 3

    Turn right onto East Main Street

    153 m · 28 sec · East Main Street

  4. 4

    Turn left onto Congress Boulevard

    2930 ft · 50 sec · Congress Boulevard

  5. 5

    Continue on Cookeville Highway

    11.7 mi · 17 min · Cookeville Highway

  6. 6

    Continue on Smithville Highway

    2691 ft · 46 sec · Smithville Highway

  7. 7

    Take the ramp right

    18 mi · 19 min

  8. 8

    Continue straight

    93.2 mi · 1 hr 42 min

  9. 9

    Keep slight left

    36.7 mi · 41 min

  10. 10

    Keep slight left to continue on I 81 North: Bristol

    50.5 mi · 54 min

  11. 11

    Take the exit slight right toward SR 93: Jonesborough, Fall Branch

    1136 ft · 32 sec

  12. 12

    Keep slight right to continue on SR 93: Jonesborough, Fall Branch

    155 m · 15 sec

  13. 13

    Merge slight left

    2954 ft · 38 sec

  14. 14

    Continue straight

    2.4 mi · 3 min

  15. 15

    Continue on Sullivan Gardens Drive

    3.1 mi · 4 min · Sullivan Gardens Drive

  16. 16

    Continue on South Wilcox Drive

    1.5 mi · 2 min · South Wilcox Drive

  17. 17

    Continue on Sullivan Gardens Parkway

    1.4 mi · 2 min · Sullivan Gardens Parkway

  18. 18

    Turn left onto South Wilcox Drive

    2.6 mi · 5 min · South Wilcox Drive

  19. 19

    Turn left onto East Sullivan Street

    1108 ft · 24 sec · East Sullivan Street

  20. 20

    Turn slight left onto East Main Street

    1.2 km · 1 min · East Main Street

  21. 21

    Turn right onto Broad Street

    577 ft · 16 sec · Broad Street

  22. 22

    Enter the roundabout and take exit 2 toward Broad Street

    14 m · 1 sec · Broad Street

  23. 23

    Exit the roundabout onto Broad Street

    132 m · 19 sec · Broad Street

  24. 24

    Turn left onto West Center Street

    698 ft · 24 sec · West Center Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · West Center Street

Car Route Details

A richer read on the saved driving route between Smithville and Kingsport.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
25 steps
9 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
11.1 / 100 mi
Decision points by distance
Main Roads
Smithville Highway
148 mi · 66%
I 81 North
50.5 mi · 23%
Cookeville Highway
11.7 mi · 5%
South Wilcox Drive
4.06 mi · 2%
SR 93
3.23 mi · 1%
Sullivan Gardens Drive
3.06 mi · 1%
Longest Stretch

Smithville Highway

Continue straight

93.2 mi · 01h 42m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
04h 15m
Long day trip
Same-Day Return
08h 30m
Round-trip wheel time
Road vs Air
+38.7 mi
185.7 mi direct line
Halfway Stop
Farragut
02h 07m from Smithville
Leave By
8:30 AM CDT
Early departure recommended
Weather Watch

Partly Cloudy leaving Smithville and Mostly Clear near Kingsport.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Smithville to Kingsport?

The road trip is about 224.4 miles (361.1 km) and usually takes 04h 15m 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?

Farragut is a useful midpoint, sitting about 112 miles from Smithville and 112.3 miles from Kingsport.

How much longer is the road route than the straight-line distance?

The direct path is about 185.7 miles (298.8 km), while the road route adds roughly 38.7 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 CDT. If you want a more comfortable same-day return, try to leave by 8:30 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.87 one way or $59.73 round trip. Estimated CO2 is about 70.4 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Smithville and Kingsport, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Partly Cloudy around Smithville and Mostly Clear near Kingsport.

Flight Path Map

This map shows the direct air route between Smithville and Kingsport. Straight-line distance: 185.7 mi (298.85 km).

Photo coming soon

#1 Smithville

City in Tennessee

Population4,978
Coordinates35.9606200, -85.8141500
Altitude316
CountryUnited States
Kingsport

#2 Kingsport

The most populous city in Sullivan County, Tennessee.

Population54,112
Coordinates36.5484300, -82.5618200
Altitude369
CountryUnited States
Start: Smithville (-85.81415, 35.96062)
End: Kingsport (-82.56182, 36.54843)

Estimated Travel Time

Distance: 361 km by road

SpeedTime
30 mph (48.3 km/h)07h 28m
40 mph (64.37 km/h)05h 36m
50 mph (80.47 km/h)04h 29m
60 mph (96.56 km/h)03h 44m
70 mph (112.65 km/h)03h 12m
80 mph (129 km/h)02h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.92 gal
29.97 L · about $29.87
Round trip
$59.73
15.84 gal · 59.94 L
Estimated CO2
70.4 kg one way
Round trip: 140.8 kg / 310 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $29.87 $59.73
Mid-grade $4.25 $33.68 $67.37
Premium $4.65 $36.86 $73.72
Diesel $5.30 $42.01 $84.02

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 16, 2026

Please keep in mind that there is a 1 hour time gap between Smithville, TN and Kingsport, TN. The current time in Smithville is 20:22:27, although it is 21:22:27 in Kingsport.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.