Map of flight path and driving directions from Washington D.C. to Blountville.
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Blountville Tri-Cities Regional Airport (TRI).
How far is Blountville from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Blountville. Here are two common methods:Vincenty's formula (applied above)
- 336.869 miles
- 542.138 kilometers
- 292.731 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
- 336.408 miles
- 541.397 kilometers
- 292.331 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).
|A||Ronald Reagan Washington National Airport|
|B||Blountville Tri-Cities Regional Airport|
Time difference and current local times
There is no time difference between Washington D.C. and Blountville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 75 kg (164 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Blountville (TRI).