Air Miles Calculator

Distance between Fort Hood, TX (GRK) and Knoxville, TN (TYS)

Distance from Fort Hood to Knoxville (Killeen–Fort Hood Regional Airport – McGhee Tyson Airport) is 863 miles / 1388 kilometers / 750 nautical miles.

How far is Knoxville from Fort Hood?

There are several ways to calculate distances between Fort Hood and Knoxville. Here are two common methods:

Vincenty's formula (applied above)
  • 862.612 miles
  • 1388.239 kilometers
  • 749.589 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 861.353 miles
  • 1386.214 kilometers
  • 748.495 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Flight duration

Estimated flight time from Killeen–Fort Hood Regional Airport (GRK) to McGhee Tyson Airport (TYS) is 2 hours 7 minutes.

Time difference and current local times

The time difference between Fort Hood and Knoxville is 1 hour. Knoxville is 1 hour ahead of Fort Hood.

Time Difference

Fort Hood
Knoxville

Fort Hood, TX

 CST

Knoxville, TN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 140 kg (310 pounds).

Airport information


A Killeen–Fort Hood Regional Airport
City: Fort Hood, TX
Country: United States Flag of United States
IATA Code: GRK
ICAO Code: KGRK
Coordinates: 31°4′1″N, 97°49′44″W

B McGhee Tyson Airport
City: Knoxville, TN
Country: United States Flag of United States
IATA Code: TYS
ICAO Code: KTYS
Coordinates: 35°48′39″N, 83°59′38″W

Map

Fort Hood to Knoxville flight map.

Frequent Flyer Miles Calculator

Fort Hood (GRK) → Knoxville (TYS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
863
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
863

Round trip?