How far is Humboldt, TN from Kingsport, TN?

The driving distance from Humboldt, TN to Kingsport, TN is about 421.4 miles (678.2 km), with a travel time of about 06h 14m by car.

  • The straight-line flight distance is about 357.8 miles (575.9 km).
  • For a round trip, plan for roughly 12h 28m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
421.4 mi
06h 14m
Flight
357.84 mi
575.88 km direct

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

Learn Distance

Choose another destination from Humboldt.

Flight Distance

Direct air line
357.84 mi
Kilometers
575.88 km
Flight Time
00h 43m

Driving Distance

Road route
421.4 mi
Kilometers
678.17 km
Drive Time
06h 14m

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 06h 14m.

Arrival Snapshot
Arrive in Kingsport
Fri, May 1, 6:06 PM EDT
Return by in Humboldt
Fri, May 1, 11:21 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Humboldt
2026-05-01T10:52
Arrive Kingsport
Fri, May 1, 5:06 PM CDT
Route Timing
06h 14m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:14 PM to 2:44 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
11:32 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Humboldt
8:00 PM CDT
Overnight-style route

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
Baxter
TN

Town of the United States

From Humboldt
208.5 mi
03h 07m
To Kingsport
212.9 mi
03h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Friday

Mostly Cloudy then Slight Chance Rain Showers

Starts
Fri, May 1 6:00 AM CDT
Wind
0 to 5 mph NNE
Destination
42°F
Overnight

Mostly Cloudy

Starts
Fri, May 1 4:00 AM EDT
Wind
0 mph

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on East Main Street

    1.8 mi · 3 min · East Main Street

  2. 2

    Turn right

    11.2 mi · 15 min

  3. 3

    Take the exit slight left

    1480 ft · 39 sec

  4. 4

    Merge slight left

    126.9 mi · 2 hr 17 min

  5. 5

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

    1305 ft · 25 sec

  6. 6

    Merge slight left onto Downtown Loop

    2.4 mi · 3 min · Downtown Loop

  7. 7

    Continue on Downtown Loop

    2764 ft · 43 sec · Downtown Loop

  8. 8

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

    173.8 mi · 3 hr 10 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 Humboldt 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
25 steps
8 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
5.9 / 100 mi
Decision points by distance
Main Roads
I 40 East
211 mi · 50%
East Main Street
130 mi · 31%
I 81 North
50.5 mi · 12%
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

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 14m
Overnight route
Same-Day Return
12h 28m
Round-trip wheel time
Road vs Air
+63.6 mi
357.8 mi direct line
Halfway Stop
Baxter
03h 07m from Humboldt
Leave By
11:32 PM CDT
Overnight-style route
Weather Watch

Mostly Cloudy then Slight Chance Rain Showers leaving Humboldt and Mostly Cloudy near Kingsport.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 421.4 miles (678.2 km) and usually takes 06h 14m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Baxter is a useful midpoint, sitting about 208.5 miles from Humboldt and 212.9 miles from Kingsport.

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

The direct path is about 357.8 miles (575.9 km), while the road route adds roughly 63.6 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $56.07 one way or $112.15 round trip. Estimated CO2 is about 132.1 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Mostly Cloudy then Slight Chance Rain Showers around Humboldt and Mostly Cloudy near Kingsport.

Stop Ideas Near Baxter

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

Mid-route Guidance
Local place coverage is thin around Baxter, 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 Baxter.

BUS

Nashville, TN

101 mi away
705 5th Avenue South

Flight Path Map

This map shows the direct air route between Humboldt and Kingsport. Straight-line distance: 357.84 mi (575.88 km).

Humboldt

#1 Humboldt

City in Iowa

Population8,126
Coordinates35.8197900, -88.9159000
Altitude111
CountryUnited States
Kingsport

#2 Kingsport

The most populous city in Sullivan County, Tennessee.

Population54,112
Coordinates36.5484300, -82.5618200
Altitude369
CountryUnited States
Start: East Main Street (-88.915896, 35.819847)
End: West Center Street (-82.561722, 36.548537)

Estimated Travel Time

Distance: 678 km by road

SpeedTime
30 mph (48.3 km/h)14h 02m
40 mph (64.37 km/h)10h 32m
50 mph (80.47 km/h)08h 25m
60 mph (96.56 km/h)07h 01m
70 mph (112.65 km/h)06h 01m
80 mph (129 km/h)05h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.87 gal
56.29 L · about $56.07
Round trip
$112.15
29.74 gal · 112.58 L
Estimated CO2
132.1 kg one way
Round trip: 264.3 kg / 583 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $56.07 $112.15
Mid-grade $4.25 $63.24 $126.48
Premium $4.65 $69.20 $138.41
Diesel $5.30 $78.87 $157.74

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 01, 2026

Please keep in mind that there is a 1 hour time gap between Humboldt, TN and Kingsport, TN. The current time in Humboldt is 10:52:31, although it is 11:52:31 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.