How far is Knoxville, TN from Lafayette, TN?

The driving distance from Knoxville, TN to Lafayette, TN is about 157 miles (252.6 km), with a travel time of about 03h 12m by car.

  • The straight-line flight distance is about 123.6 miles (198.9 km).
  • For a round trip, plan for roughly 06h 25m 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
156.98 mi
03h 12m
Flight
123.56 mi
198.85 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
123.56 mi
Kilometers
198.85 km
Flight Time
00h 14m

Driving Distance

Road route
156.98 mi
Kilometers
252.64 km
Drive Time
03h 12m

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 12m.

Arrival Snapshot
Arrive in Lafayette
Tue, May 5, 8:06 PM CDT
Return by in Knoxville
Wed, May 6, 12:19 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Knoxville
2026-05-05T17:53
Arrive Lafayette
Tue, May 5, 9:06 PM EDT
Route Timing
03h 12m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
8:13 AM to 10:13 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
10:34 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

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
Monterey
TN

Town in Tennessee, United States

From Knoxville
78.4 mi
01h 36m
To Lafayette
78.5 mi
01h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Tuesday

Mostly Sunny

Starts
Tue, May 5 6:00 AM EDT
Wind
0 to 15 mph SW
Destination
74°F
Tuesday

Chance Showers And Thunderstorms

Starts
Tue, May 5 6:00 AM CDT
Wind
5 to 10 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    87.8 mi · 1 hr 35 min

  8. 8

    Take the exit slight right toward TN 56 North: Baxter, Gainesboro

    1239 ft · 31 sec

  9. 9

    Turn right onto Gundy Quarels Memorial Highway

    5.4 mi · 8 min · Gundy Quarels Memorial Highway

  10. 10

    Continue on South Grundy Quarles Memorial Highway

    12.1 mi · 18 min · South Grundy Quarles Memorial Highway

  11. 11

    Turn left onto Jennings Creek Highway

    6.6 mi · 10 min · Jennings Creek Highway

  12. 12

    Keep slight left to continue on Jennings Creek Highway

    6 mi · 9 min · Jennings Creek Highway

  13. 13

    Turn right onto Hudson Creek Highway

    4.7 mi · 7 min · Hudson Creek Highway

  14. 14

    Continue on Red Boiling Sprgs Highway

    1567 ft · 27 sec · Red Boiling Sprgs Highway

  15. 15

    Continue on North Springs Road

    1.5 mi · 2 min · North Springs Road

  16. 16

    Turn left

    1077 ft · 44 sec

  17. 17

    Turn left

    11.6 mi · 17 min

  18. 18

    Turn right onto Red Boiling Springs Road

    1251 ft · 26 sec · Red Boiling Springs Road

  19. 19

    Turn right onto Public Square

    28 m · 2 sec · Public Square

  20. 20

    Enter the roundabout toward the route

    111 m · 7 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
21 steps
10 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
13.4 / 100 mi
Decision points by distance
Main Roads
Nashville
87.8 mi · 56%
I 40 West
18.6 mi · 12%
Jennings Creek Highway
12.6 mi · 8%
South Grundy Quarles Memorial Highway
12.1 mi · 8%
Gundy Quarels Memorial Highway
5.45 mi · 3%
Hudson Creek Highway
4.67 mi · 3%
Longest Stretch

Nashville

Keep slight right to continue on Nashville

87.8 mi · 01h 35m

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 12m
Long day trip
Same-Day Return
06h 26m
Round-trip wheel time
Road vs Air
+33.4 mi
123.6 mi direct line
Halfway Stop
Monterey
01h 36m from Knoxville
Leave By
10:34 AM EDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Knoxville and Chance Showers And Thunderstorms near Lafayette.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 157 miles (252.6 km) and usually takes 03h 12m 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?

Monterey is a useful midpoint, sitting about 78.4 miles from Knoxville and 78.5 miles from Lafayette.

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

The direct path is about 123.6 miles (198.9 km), while the road route adds roughly 33.4 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 EDT. If you want a more comfortable same-day return, try to leave by 10:34 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $20.89 one way or $41.78 round trip. Estimated CO2 is about 49.2 kg one way.

Do you cross a time zone on this route?

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

What should you check before leaving?

Before you leave, expect Mostly Sunny around Knoxville and Chance Showers And Thunderstorms near Lafayette.

Flight Path Map

This map shows the direct air route between Knoxville and Lafayette. Straight-line distance: 123.56 mi (198.85 km).

Knoxville

#1 Knoxville

The most populous city in Tennessee.

Population190,223
Coordinates35.9606400, -83.9207400
Altitude276
CountryUnited States
Lafayette

#2 Lafayette

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

Population5,271
Coordinates36.5211600, -86.0263700
Altitude292
CountryUnited States
Start: Knoxville (-83.92074, 35.96064)
End: Lafayette (-86.02637, 36.52116)

Estimated Travel Time

Distance: 253 km by road

SpeedTime
30 mph (48.3 km/h)05h 13m
40 mph (64.37 km/h)03h 55m
50 mph (80.47 km/h)03h 08m
60 mph (96.56 km/h)02h 36m
70 mph (112.65 km/h)02h 14m
80 mph (129 km/h)01h 57m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.54 gal
20.97 L · about $20.89
Round trip
$41.78
11.08 gal · 41.94 L
Estimated CO2
49.2 kg one way
Round trip: 98.5 kg / 217 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $20.89 $41.78
Mid-grade $4.25 $23.56 $47.12
Premium $4.65 $25.78 $51.57
Diesel $5.30 $29.38 $58.77

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 05, 2026

Please keep in mind that there is a 1 hour time gap between Knoxville, TN and Lafayette, TN. The current time in Knoxville is 17:53:44, although it is 16:53:44 in Lafayette.

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.