Air Miles Calculator

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

Distance from Buffalo to Washington D.C. (Washington Dulles International Airport – Buffalo Niagara International Airport) is 284 miles / 457 kilometers / 247 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 283.706 miles
  • 456.581 kilometers
  • 246.534 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
  • 284.010 miles
  • 457.069 kilometers
  • 246.798 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 Buffalo Niagara International Airport (BUF) to Washington Dulles International Airport (IAD) is 1 hour 2 minutes.

Time difference and current local times

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

Time Difference

Buffalo
Washington D.C.

Buffalo, NY

 EDT

Washington D.C.

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 65 kg (143 pounds).

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 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

Buffalo to Washington D.C. flight map.

Frequent Flyer Miles Calculator

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

Elite level bonus (%):
Booking class bonus (%):
Air miles:
284
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
284

Round trip?