How far is Knoxville, TN from Memphis, TN?
Distance by Flight
Shortest distance between Knoxville and Memphis is 348.94 miles (561.57 km).
Flight distance from Knoxville, TN to Memphis, TN is 348.94 miles. Estimated flight time is 00 hours 47 minutes.
It takes 00 hours 42 minutes to travel from Knoxville to Memphis with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Knoxville, Tennessee to Memphis, Tennessee is: 391.42 miles (629.92 km) by car.
Driving from Knoxville to Memphis will take approximately 05 hours 42 minutes.
#1 Knoxville
The most populous city in Tennessee. It is located in the eastern part of the state. Knoxville is known for its many colleges and universities, its many parks and green spaces, and its many attractions, such as the Knoxville Zoo and the Museum of Art & Design.
| Population | 190223 |
|---|---|
| GPS Coordinates | 35°57'38"N 83°55'15"W |
| Latitude | 35.9606400 |
| Longitude | -83.9207400 |
| Altitude | 276 |
| Country | United States |
#2 Memphis
The twenty-ninth most populous city in the United States and the center of the Memphis metropolitan area. It is located on the Mississippi River in western Tennessee. Memphis is a major center for the music industry and is home to the Stax Museum of American Soul Music.
| Population | 649705 |
|---|---|
| GPS Coordinates | 35°8'58"N 90°2'56"W |
| Latitude | 35.1495300 |
| Longitude | -90.0489800 |
| Altitude | 78 |
| Country | United States |
Ending point in Memphis: Poplar Avenue (-90.048923,35.149674)
Estimated Travel Time Between Knoxville and Memphis
The distance between Knoxville and Memphis is 630 km if you choose to drive by road. You can go 06 hours 59 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Knoxville, TN and Memphis, TN. The current time in Knoxville is 03:22:16, although it is 02:22:16 in Memphis.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 13 hours 02 minutes |
| 40 mph (64.37 km/h) | 09 hours 47 minutes |
| 50 mph (80.47 km/h) | 07 hours 49 minutes |
| 60 mph (96.56 km/h) | 06 hours 31 minutes |
| 70 mph (112.65 km/h) | 05 hours 35 minutes |
| 75 mph (120.7 km/h) | 05 hours 13 minutes |
| 80 mph (128.75 km/h) | 04 hours 52 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 52.28 liters (13.81 gallon) of gas to cover the route between Knoxville and Memphis.
The estimated cost of gas to go from Knoxville to Memphis is $43.37 (diesel $57.78).
Tennessee gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.14 | $3.56 | $3.93 | $4.18 |
| Total | $43.37 | $49.14 | $54.32 | $57.78 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Tennessee ) per gallon of daily gas for calculations is $3.140 (Diesel $4.183) /gallon. Last changed prices on November 25, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Knoxville and Memphis (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
