Air Miles Calculator

Distance between Buffalo, NY (BUF) and Washington D.C. (DCA)

Flight distance from Buffalo to Washington D.C. (Buffalo Niagara International Airport – Ronald Reagan Washington National Airport) is 296 miles / 476 kilometers / 257 nautical miles. Estimated flight time is 1 hour 3 minutes.

Driving distance from Buffalo (BUF) to Washington D.C. (DCA) is 385 miles / 620 kilometers and travel time by car is about 7 hours 43 minutes.

Map of flight path and driving directions from Buffalo to Washington D.C..

Shortest flight path between Buffalo Niagara International Airport (BUF) and Ronald Reagan Washington National Airport (DCA).

How far is Washington D.C. from Buffalo?

There are several ways to calculate distances between Buffalo and Washington D.C.. Here are two common methods:

Vincenty's formula (applied above)
  • 295.722 miles
  • 475.919 kilometers
  • 256.976 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
  • 296.001 miles
  • 476.368 kilometers
  • 257.218 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).

Airport information


A Buffalo Niagara International Airport
City: Buffalo, NY
Country: United States Flag of United States
IATA Code: BUF
ICAO Code: KBUF
Coordinates: 42°56′25″N, 78°43′55″W

B 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

Time difference and current local times

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

Time Difference

Buffalo, NY

 EST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 69 kg (151 pounds).

Frequent Flyer Miles Calculator

Buffalo (BUF) → Washington D.C. (DCA).

Distance:
296
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
296

Round trip?