How far is Knoxville, TN from Altamont, TN?

The driving distance from Knoxville, TN to Altamont, TN is about 143.3 miles (230.6 km), with a travel time of about 03h 01m by car.

  • The straight-line flight distance is about 107.6 miles (173.1 km).
  • For a round trip, plan for roughly 06h 03m 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
143.31 mi
03h 01m
Flight
107.58 mi
173.14 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
107.58 mi
Kilometers
173.14 km
Flight Time
00h 12m

Driving Distance

Road route
143.31 mi
Kilometers
230.64 km
Drive Time
03h 01m

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 01m.

Arrival Snapshot
Arrive in Altamont
Sat, Apr 11, 10:51 AM CDT
Return by in Knoxville
Sat, Apr 11, 2:52 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Knoxville
2026-04-11T08:49
Arrive Altamont
Sat, Apr 11, 11:51 AM EDT
Route Timing
03h 01m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
8:02 AM to 10:02 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
10:56 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
Dayton
TN

City and county seat in Rhea County, Tennessee, United States

From Knoxville
71.6 mi
01h 30m
To Altamont
71.7 mi
01h 30m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
81°F
Saturday

Sunny

Starts
Sat, Apr 11 2:00 AM EDT
Wind
0 mph
Destination
78°F
Saturday

Sunny

Starts
Sat, Apr 11 6:00 AM CDT
Wind
0 mph

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    20.2 mi · 22 min

  8. 8

    Take the exit slight right toward US 27, TN 61: Harriman, Rockwood

    1143 ft · 30 sec

  9. 9

    Turn left onto South Roane Street

    2.3 mi · 3 min · South Roane Street

  10. 10

    Continue on North Gateway Avenue

    6.2 mi · 7 min · North Gateway Avenue

  11. 11

    Continue on Spring City Highway

    4.4 mi · 5 min · Spring City Highway

  12. 12

    Continue on Rhea County Highway

    31.9 mi · 40 min · Rhea County Highway

  13. 13

    Continue on Dayton Pike

    9.8 mi · 11 min · Dayton Pike

  14. 14

    Take the exit slight right

    2468 ft · 1 min

  15. 15

    Merge slight left

    5.4 mi · 6 min

  16. 16

    Continue straight

    11.5 mi · 14 min

  17. 17

    Continue straight

    8.4 mi · 12 min

  18. 18

    Turn left onto Rifle Range Road

    1.6 mi · 3 min · Rifle Range Road

  19. 19

    Continue on Artillery Road

    3.8 mi · 7 min · Artillery Road

  20. 20

    Continue on Rifle Range Road

    5.3 mi · 9 min · Rifle Range Road

  21. 21

    At the end of the road, turn right

    7.2 mi · 11 min

  22. 22

    Turn right

    4.6 mi · 7 min

  23. 23

    Turn right onto Cumberland Street

    526 ft · 23 sec · Cumberland Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · Cumberland Street

Car Route Details

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

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
5
2 merges, 3 ramps or exits
Navigation Density
16.7 / 100 mi
Decision points by distance
Main Roads
Dayton Pike
35.5 mi · 25%
Rhea County Highway
31.9 mi · 22%
Nashville
20.2 mi · 14%
I 40 West
18.6 mi · 13%
Rifle Range Road
6.9 mi · 5%
North Gateway Avenue
6.2 mi · 4%
Longest Stretch

Rhea County Highway

Continue on Rhea County Highway

31.9 mi · 00h 40m

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 01m
Long day trip
Same-Day Return
06h 04m
Round-trip wheel time
Road vs Air
+35.7 mi
107.6 mi direct line
Halfway Stop
Dayton
01h 30m from Knoxville
Leave By
10:56 AM EDT
Early departure recommended
Weather Watch

Sunny leaving Knoxville and Sunny near Altamont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 143.3 miles (230.6 km) and usually takes 03h 01m 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?

Dayton is a useful midpoint, sitting about 71.6 miles from Knoxville and 71.7 miles from Altamont.

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

The direct path is about 107.6 miles (173.1 km), while the road route adds roughly 35.7 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 10:56 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $19.08 one way or $38.16 round trip. Estimated CO2 is about 45 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Knoxville and Altamont, 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 Altamont.

Flight Path Map

This map shows the direct air route between Knoxville and Altamont. Straight-line distance: 107.58 mi (173.14 km).

Knoxville

#1 Knoxville

The most populous city in Tennessee.

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

#2 Altamont

City in Grundy County, Tennessee, United States of America

Population1,055
Coordinates35.4295200, -85.7230300
Altitude565
CountryUnited States
Start: Knoxville (-83.92074, 35.96064)
End: Altamont (-85.72303, 35.42952)

Estimated Travel Time

Distance: 231 km by road

SpeedTime
30 mph (48.3 km/h)04h 46m
40 mph (64.37 km/h)03h 34m
50 mph (80.47 km/h)02h 51m
60 mph (96.56 km/h)02h 23m
70 mph (112.65 km/h)02h 02m
80 mph (129 km/h)01h 47m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.06 gal
19.14 L · about $19.08
Round trip
$38.16
10.12 gal · 38.28 L
Estimated CO2
45 kg one way
Round trip: 89.9 kg / 198 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $19.08 $38.16
Mid-grade $4.25 $21.52 $43.04
Premium $4.65 $23.55 $47.10
Diesel $5.30 $26.84 $53.68

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 11, 2026

Please keep in mind that there is a 1 hour time gap between Knoxville, TN and Altamont, TN. The current time in Knoxville is 08:49:54, although it is 07:49:54 in Altamont.

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.