Air Miles Calculator logo

Distance between Boston, MA (BOS) and Washington D.C. (DCA)

Flight distance from Boston to Washington D.C. (Logan International Airport – Ronald Reagan Washington National Airport) is 399 miles / 642 kilometers / 347 nautical miles. Estimated flight time is 1 hour 15 minutes.

Driving distance from Boston (BOS) to Washington D.C. (DCA) is 447 miles / 720 kilometers and travel time by car is about 9 hours 3 minutes.

Boston – Washington D.C.

Distance arrow
399
Miles
Distance arrow
642
Kilometers
Distance arrow
347
Nautical miles

How far is Washington D.C. from Boston?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 399.034 miles
  • 642.183 kilometers
  • 346.751 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
  • 398.593 miles
  • 641.474 kilometers
  • 346.368 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 Logan International Airport to Ronald Reagan Washington National Airport is 1 hour 15 minutes.

Time difference

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

Carbon dioxide emissions

On average flying from Boston to Washington D.C. generates about 84 kg of CO2 per passenger, 84 kilograms is equal to 185 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

Shortest flight path between Logan International Airport (BOS) and Ronald Reagan Washington National Airport (DCA).

Airport information

Origin Logan International Airport
City: Boston, MA
Country: United States Flag of United States
IATA Code: BOS
ICAO Code: KBOS
Coordinates: 42°21′51″N, 71°0′18″W
Destination 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

Airlines flying from Boston (BOS) to Washington D.C. (DCA)

American Airlines
JetBlue Airways