How far is Smithville, TN from Knoxville, TN?

The driving distance from Smithville, TN to Knoxville, TN is about 128.1 miles (206.1 km), with a travel time of about 02h 04m by car.

  • The straight-line flight distance is about 105.9 miles (170.4 km).
  • For a round trip, plan for roughly 04h 09m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
128.08 mi
02h 04m
Flight
105.89 mi
170.41 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Smithville.

Flight Distance

Direct air line
105.89 mi
Kilometers
170.41 km
Flight Time
00h 12m

Driving Distance

Road route
128.08 mi
Kilometers
206.12 km
Drive Time
02h 04m

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 02h 04m.

Arrival Snapshot
Arrive in Knoxville
Thu, Apr 23, 1:12 AM EDT
Return by in Smithville
Thu, Apr 23, 2:17 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Smithville
2026-04-22T22:07
Arrive Knoxville
Thu, Apr 23, 12:12 AM CDT
Route Timing
02h 04m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
11:05 AM to 1:05 PM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
2:20 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Smithville
9:30 PM CDT
Morning start is best

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
Crab Orchard
TN

Human settlement in Cumberland County, Tennessee, United States of America

From Smithville
63.9 mi
01h 02m
To Knoxville
64.1 mi
01h 02m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph WSW
Destination
79°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM EDT
Wind
5 to 10 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    2.9 mi · 4 min

  10. 10

    Take the exit slight right toward Convention Center, East Tennessee History Center, Museum of Art

    2116 ft · 28 sec

  11. 11

    Keep slight left to continue on Convention Center, East Tennessee History Center, Museum of Art

    2403 ft · 56 sec

  12. 12

    Continue on Henley Street

    1238 ft · 27 sec · Henley Street

  13. 13

    Continue on Henley Street

    78 m · 12 sec · Henley Street

  14. 14

    Arrive at your destination

    0 m · 1 sec · Henley Street

Car Route Details

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

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
14 steps
2 turns on the saved route
Ramps & Exits
2
0 merges, 2 ramps or exits
Navigation Density
10.9 / 100 mi
Decision points by distance
Main Roads
Smithville Highway
115 mi · 89%
Cookeville Highway
11.7 mi · 9%
Convention Center
0.86 mi · 1%
Congress Boulevard
0.55 mi
Henley Street
0.28 mi
East Main Street
0.1 mi
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 comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 04m
Day trip friendly
Same-Day Return
04h 10m
Round-trip wheel time
Road vs Air
+22.2 mi
105.9 mi direct line
Halfway Stop
Crab Orchard
01h 02m from Smithville
Leave By
2:20 PM CDT
Morning start is best
Weather Watch

Sunny leaving Smithville and Sunny near Knoxville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 128.1 miles (206.1 km) and usually takes 02h 04m in normal driving conditions.

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

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Crab Orchard is a useful midpoint, sitting about 63.9 miles from Smithville and 64.1 miles from Knoxville.

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

The direct path is about 105.9 miles (170.4 km), while the road route adds roughly 22.2 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 2:20 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $17.04 one way or $34.09 round trip. Estimated CO2 is about 40.2 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Sunny around Smithville and Sunny near Knoxville.

Flight Path Map

This map shows the direct air route between Smithville and Knoxville. Straight-line distance: 105.89 mi (170.41 km).

Photo coming soon

#1 Smithville

City in Tennessee

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

#2 Knoxville

The most populous city in Tennessee.

Population190,223
Coordinates35.9606400, -83.9207400
Altitude276
CountryUnited States
Start: West Market Street (-85.814161, 35.960517)
End: US 11 (-83.920795, 35.960617)

Estimated Travel Time

Distance: 206 km by road

SpeedTime
30 mph (48.3 km/h)04h 16m
40 mph (64.37 km/h)03h 12m
50 mph (80.47 km/h)02h 33m
60 mph (96.56 km/h)02h 08m
70 mph (112.65 km/h)01h 49m
80 mph (129 km/h)01h 35m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.52 gal
17.11 L · about $17.04
Round trip
$34.09
9.04 gal · 34.22 L
Estimated CO2
40.2 kg one way
Round trip: 80.3 kg / 177 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $17.04 $34.09
Mid-grade $4.25 $19.22 $38.45
Premium $4.65 $21.04 $42.07
Diesel $5.30 $23.97 $47.95

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 23, 2026

Please keep in mind that there is a 1 hour time gap between Smithville, TN and Knoxville, TN. The current time in Smithville is 22:07:55, although it is 23:07:55 in Knoxville.

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.