Air Miles Calculator

Distance between Washington D.C. (DCA) and Blountville, TN (TRI)

Distance from Washington D.C. to Blountville (Ronald Reagan Washington National Airport – Tri-Cities Regional Airport) is 337 miles / 542 kilometers / 293 nautical miles.

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).

Flight duration

Estimated flight time from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Regional Airport (TRI) is 1 hour 8 minutes.

Time difference and current local times

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

Time Difference

Washington D.C.
Blountville

Washington D.C.

 EST

Blountville, TN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 73 kg (160 pounds).

Airport information


A Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B Tri-Cities Regional Airport
City: Blountville, TN
Country: United States Flag of United States
IATA Code: TRI
ICAO Code: KTRI
Coordinates: 36°28′30″N, 82°24′26″W

Map

Washington D.C. to Blountville flight map.

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Blountville (TRI).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
337
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
337

Round trip?