# 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
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
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..

EDT

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## 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?