How far is Smyrna, TN from Kingsport, TN?

The driving distance from Smyrna, TN to Kingsport, TN is about 390.4 miles (628.3 km), with a travel time of about 05h 59m by car.

  • The straight-line flight distance is about 324 miles (521.5 km).
  • For a round trip, plan for roughly 11h 58m 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
390.41 mi
05h 59m
Flight
324.03 mi
521.47 km direct

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

Learn Distance

Choose another destination from Smyrna.

Flight Distance

Direct air line
324.03 mi
Kilometers
521.47 km
Flight Time
00h 39m

Driving Distance

Road route
390.41 mi
Kilometers
628.3 km
Drive Time
05h 59m

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 59m.

Arrival Snapshot
Arrive in Kingsport
Sun, May 31, 3:15 AM EDT
Return by in Smyrna
Sun, May 31, 8:14 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Smyrna
2026-05-30T20:16
Arrive Kingsport
Sun, May 31, 2:15 AM CDT
Route Timing
05h 59m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
12:59 PM to 2:59 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
5:02 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Smyrna
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
Cookeville
TN

City in Tennessee, United States

From Smyrna
195.1 mi
02h 59m
To Kingsport
195.3 mi
02h 59m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Sat, May 30 3:00 PM CDT
Wind
5 mph NE
Destination
82°F
This Afternoon

Partly Sunny

Starts
Sat, May 30 3:00 PM EDT
Wind
5 mph N

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Buck Ditch Road

    18 m · 5 sec · Buck Ditch Road

  2. 2

    Turn left onto Smyrna Road

    2 mi · 8 min · Smyrna Road

  3. 3

    At the end of the road, turn right onto Buena Vista Road

    2.5 mi · 6 min · Buena Vista Road

  4. 4

    At the end of the road, turn left

    4.1 mi · 7 min

  5. 5

    At the end of the road, turn right onto Broad Street

    2.4 mi · 4 min · Broad Street

  6. 6

    Continue on Broadway of America

    5.4 mi · 8 min · Broadway of America

  7. 7

    Turn right

    1.6 mi · 2 min

  8. 8

    Turn right

    13.8 mi · 16 min

  9. 9

    Take the exit slight left

    1318 ft · 32 sec

  10. 10

    Merge slight left

    81.4 mi · 1 hr 28 min

  11. 11

    Keep slight right to continue on I 40 East, I 65 South: Knoxville, Huntsville

    1305 ft · 25 sec

  12. 12

    Merge slight left onto Downtown Loop

    2.4 mi · 3 min · Downtown Loop

  13. 13

    Continue on Downtown Loop

    2764 ft · 43 sec · Downtown Loop

  14. 14

    Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga

    173.8 mi · 3 hr 10 min

  15. 15

    Keep slight left

    36.7 mi · 41 min

  16. 16

    Keep slight left to continue on I 81 North: Bristol

    50.5 mi · 54 min

  17. 17

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

    1136 ft · 32 sec

  18. 18

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

    155 m · 15 sec

  19. 19

    Merge slight left

    2954 ft · 38 sec

  20. 20

    Continue straight

    2.4 mi · 3 min

  21. 21

    Continue on Sullivan Gardens Drive

    3.1 mi · 4 min · Sullivan Gardens Drive

  22. 22

    Continue on South Wilcox Drive

    1.5 mi · 2 min · South Wilcox Drive

  23. 23

    Continue on Sullivan Gardens Parkway

    1.4 mi · 2 min · Sullivan Gardens Parkway

  24. 24

    Turn left onto South Wilcox Drive

    2.6 mi · 5 min · South Wilcox Drive

  25. 25

    Turn left onto East Sullivan Street

    1108 ft · 24 sec · East Sullivan Street

  26. 26

    Turn slight left onto East Main Street

    1.2 km · 1 min · East Main Street

  27. 27

    Turn right onto Broad Street

    577 ft · 16 sec · Broad Street

  28. 28

    Enter the roundabout and take exit 2 toward Broad Street

    14 m · 1 sec · Broad Street

  29. 29

    Exit the roundabout onto Broad Street

    132 m · 19 sec · Broad Street

  30. 30

    Turn left onto West Center Street

    698 ft · 24 sec · West Center Street

  31. 31

    Arrive at your destination

    0 m · 1 sec · West Center Street

Car Route Details

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

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
31 steps
13 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
7.9 / 100 mi
Decision points by distance
Main Roads
I 40 East
211 mi · 54%
Broadway of America
87 mi · 22%
I 81 North
50.5 mi · 13%
South Wilcox Drive
4.06 mi · 1%
SR 93
3.23 mi · 1%
Sullivan Gardens Drive
3.06 mi · 1%
Longest Stretch

I 40 East

Keep slight right to continue on I 40 East, I 24 East: Knoxville, Chattanooga

174 mi · 03h 10m

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
05h 59m
Long day trip
Same-Day Return
11h 58m
Round-trip wheel time
Road vs Air
+66.4 mi
324 mi direct line
Halfway Stop
Cookeville
02h 59m from Smyrna
Leave By
5:02 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Smyrna and Partly Sunny near Kingsport.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 390.4 miles (628.3 km) and usually takes 05h 59m 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?

Cookeville is a useful midpoint, sitting about 195.1 miles from Smyrna and 195.3 miles from Kingsport.

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

The direct path is about 324 miles (521.5 km), while the road route adds roughly 66.4 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 5:02 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $51.96 one way or $103.93 round trip. Estimated CO2 is about 122.5 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Smyrna and Partly Sunny near Kingsport.

Stop Ideas Near Cookeville

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Cookeville, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Cookeville.

BUS

Nashville, TN

114 mi away
705 5th Avenue South

Flight Path Map

This map shows the direct air route between Smyrna and Kingsport. Straight-line distance: 324.03 mi (521.47 km).

Smyrna

#1 Smyrna

Town in Rutherford County, Tennessee, United States

Population53,185
Coordinates35.9564500, -88.3317100
Altitude157
CountryUnited States
Kingsport

#2 Kingsport

The most populous city in Sullivan County, Tennessee.

Population54,112
Coordinates36.5484300, -82.5618200
Altitude369
CountryUnited States
Start: Buck Ditch Road (-88.331713, 35.956423)
End: West Center Street (-82.561722, 36.548537)

Estimated Travel Time

Distance: 628 km by road

SpeedTime
30 mph (48.3 km/h)13h 00m
40 mph (64.37 km/h)09h 45m
50 mph (80.47 km/h)07h 48m
60 mph (96.56 km/h)06h 30m
70 mph (112.65 km/h)05h 34m
80 mph (129 km/h)04h 52m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.78 gal
52.15 L · about $51.96
Round trip
$103.93
27.56 gal · 104.3 L
Estimated CO2
122.5 kg one way
Round trip: 244.9 kg / 540 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $51.96 $103.93
Mid-grade $4.25 $58.61 $117.21
Premium $4.65 $64.13 $128.26
Diesel $5.30 $73.09 $146.18

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 31, 2026

Please keep in mind that there is a 1 hour time gap between Smyrna, TN and Kingsport, TN. The current time in Smyrna is 20:16:05, although it is 21:16:05 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.