How far is Washington D.C. from Blountville, TN?
The distance between Blountville (Blountville Tri-Cities Regional Airport) and Washington D.C. (Ronald Reagan Washington National Airport) is 337 miles / 542 kilometers / 293 nautical miles.
The driving distance from Blountville (TRI) to Washington D.C. (DCA) is 394 miles / 634 kilometers, and travel time by car is about 7 hours 24 minutes.
Blountville Tri-Cities Regional Airport – Ronald Reagan Washington National Airport
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Distance from Blountville to Washington D.C.
There are several ways to calculate the distance from Blountville to Washington D.C.. Here are two standard 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 planet.
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).
How long does it take to fly from Blountville to Washington D.C.?
The estimated flight time from Blountville Tri-Cities Regional Airport to Ronald Reagan Washington National Airport is 1 hour and 8 minutes.
What is the time difference between Blountville and Washington D.C.?
There is no time difference between Blountville and Washington D.C..
Flight carbon footprint between Blountville Tri-Cities Regional Airport (TRI) and Ronald Reagan Washington National Airport (DCA)
On average, flying from Blountville to Washington D.C. generates about 75 kg of CO2 per passenger, and 75 kilograms equals 164 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Blountville to Washington D.C.
See the map of the shortest flight path between Blountville Tri-Cities Regional Airport (TRI) and Ronald Reagan Washington National Airport (DCA).
Airport information
| Origin | Blountville Tri-Cities Regional Airport |
|---|---|
| City: | Blountville, TN |
| Country: | United States  |
| IATA Code: | TRI |
| ICAO Code: | KTRI |
| Coordinates: | 36°28′30″N, 82°24′26″W |
| Destination | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″W |