How far is Knoxville, TN from Greenbrier, TN?

The driving distance from Knoxville, TN to Greenbrier, TN is about 191.1 miles (307.6 km), with a travel time of about 03h 39m by car.

  • The straight-line flight distance is about 164 miles (263.9 km).
  • For a round trip, plan for roughly 07h 19m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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
191.15 mi
03h 39m
Flight
164 mi
263.94 km direct

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

Learn Distance

Choose another destination from Knoxville.

Flight Distance

Direct air line
164 mi
Kilometers
263.94 km
Flight Time
00h 19m

Driving Distance

Road route
191.15 mi
Kilometers
307.63 km
Drive Time
03h 39m

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 39m.

Arrival Snapshot
Arrive in Greenbrier
Thu, Apr 23, 9:05 AM CDT
Return by in Knoxville
Thu, Apr 23, 1:45 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Knoxville
2026-04-23T06:25
Arrive Greenbrier
Thu, Apr 23, 10:05 AM EDT
Route Timing
03h 39m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
8:40 AM to 10:40 AM CDT

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

Leave by
9:40 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Knoxville
9:00 PM EDT
Early departure recommended

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Algood
TN

City in Putnam County, Tennessee, United States of America

From Knoxville
95.4 mi
01h 49m
To Greenbrier
95.7 mi
01h 49m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph SW
Destination
80°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Henley Street

    1056 ft · 20 sec · Henley Street

  2. 2

    Continue on Henley Street

    727 ft · 14 sec · Henley Street

  3. 3

    Turn slight left onto Western Avenue

    1.1 km · 1 min · Western Avenue

  4. 4

    Turn left onto Ailor Avenue

    2326 ft · 43 sec · Ailor Avenue

  5. 5

    Take the ramp straight toward I 40 West, I 75 South

    1637 ft · 40 sec

  6. 6

    Merge slight left

    18.3 mi · 21 min

  7. 7

    Keep slight right to continue on Nashville

    147.1 mi · 2 hr 38 min

  8. 8

    Take the exit slight right toward SR 45: The Hermitage

    1326 ft · 36 sec

  9. 9

    Turn right onto Old Hickory Boulevard

    6.5 mi · 10 min · Old Hickory Boulevard

  10. 10

    Continue on Robinson Road

    1.6 mi · 3 min · Robinson Road

  11. 11

    Continue on Old Hickory Boulevard

    2823 ft · 48 sec · Old Hickory Boulevard

  12. 12

    Continue on Burwood Avenue

    1.3 km · 1 min · Burwood Avenue

  13. 13

    Turn right onto Myatt Drive

    2.4 mi · 4 min · Myatt Drive

  14. 14

    Continue on Rivergate Parkway

    1.1 km · 1 min · Rivergate Parkway

  15. 15

    Take the ramp slight right toward I 65 North: Louisville

    1373 ft · 33 sec

  16. 16

    Merge slight right

    2.6 mi · 3 min

  17. 17

    Take the exit slight right toward US 31W: Millersville, Springfield

    801 ft · 20 sec

  18. 18

    Keep slight left to continue on I 65 North, US 31W South: Louisville, Springfield, Greenbrier

    39 m · 5 sec

  19. 19

    Turn left onto Blue Star

    1215 ft · 23 sec · Blue Star

  20. 20

    Keep slight right

    916 ft · 34 sec

  21. 21

    Turn straight onto Dickerson Pike

    1.5 km · 1 min · Dickerson Pike

  22. 22

    Continue on Springfield Highway

    6.7 mi · 10 min · Springfield Highway

  23. 23

    Turn right onto East College Street

    30 m · 4 sec · East College Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · East College Street

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
24 steps
7 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
12.6 / 100 mi
Decision points by distance
Main Roads
Nashville
147 mi · 77%
I 40 West
18.6 mi · 10%
Old Hickory Boulevard
7.07 mi · 4%
Springfield Highway
6.72 mi · 4%
I 65 North
2.88 mi · 2%
Myatt Drive
2.4 mi · 1%
Longest Stretch

Nashville

Keep slight right to continue on Nashville

147 mi · 02h 38m

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
03h 39m
Long day trip
Same-Day Return
07h 20m
Round-trip wheel time
Road vs Air
+27.1 mi
164 mi direct line
Halfway Stop
Algood
01h 49m from Knoxville
Leave By
9:40 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Knoxville and Sunny near Greenbrier.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 191.1 miles (307.6 km) and usually takes 03h 39m 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?

Algood is a useful midpoint, sitting about 95.4 miles from Knoxville and 95.7 miles from Greenbrier.

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

The direct path is about 164 miles (263.9 km), while the road route adds roughly 27.1 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 9:40 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $25.42 one way or $50.83 round trip. Estimated CO2 is about 59.9 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

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

Stop Ideas Near Algood

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

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

BUS

Nashville, TN

119 mi away
705 5th Avenue South

Flight Path Map

This map shows the direct air route between Knoxville and Greenbrier. Straight-line distance: 164 mi (263.94 km).

Knoxville

#1 Knoxville

The most populous city in Tennessee.

Population190,223
Coordinates35.9606400, -83.9207400
Altitude276
CountryUnited States
Photo coming soon

#2 Greenbrier

City in Arkansas, USA

Population6,745
Coordinates36.4275500, -86.8047200
Altitude260
CountryUnited States
Start: Knoxville (-83.92074, 35.96064)
End: Greenbrier (-86.80472, 36.42755)

Estimated Travel Time

Distance: 308 km by road

SpeedTime
30 mph (48.3 km/h)06h 22m
40 mph (64.37 km/h)04h 46m
50 mph (80.47 km/h)03h 49m
60 mph (96.56 km/h)03h 11m
70 mph (112.65 km/h)02h 43m
80 mph (129 km/h)02h 23m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.74 gal
25.53 L · about $25.42
Round trip
$50.83
13.48 gal · 51.06 L
Estimated CO2
59.9 kg one way
Round trip: 119.8 kg / 264 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $25.42 $50.83
Mid-grade $4.25 $28.67 $57.33
Premium $4.65 $31.37 $62.74
Diesel $5.30 $35.75 $71.50

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 Knoxville, TN and Greenbrier, TN. The current time in Knoxville is 06:25:42, although it is 05:25:42 in Greenbrier.

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.