Air Miles Calculator

Distance between Knoxville, TN (TYS) and Washington D.C. (IAD)

Distance from McGhee Tyson Airport to Washington Dulles International Airport is 420 miles / 675 kilometers / 365 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 419.561 miles
  • 675.218 kilometers
  • 364.588 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
  • 419.048 miles
  • 674.392 kilometers
  • 364.143 nautical miles

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

Flight duration

Estimated flight time from McGhee Tyson Airport (TYS) to Washington Dulles International Airport (IAD) is 1 hour 17 minutes.

Time difference and current local times

There is no time difference between Knoxville and Washington D.C..

Time Difference

Knoxville
Washington D.C.

Knoxville, TN

 EST

Washington D.C.

 EST

Airport information


A 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

B Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

Map

Flight map from Knoxville to Washington D.C..

Frequent Flyer Miles Calculator

Knoxville (TYS) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
420
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
420

Round trip?