How far is Baltimore, MD, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Baltimore (Baltimore–Washington International Airport) is 30 miles / 48 kilometers / 26 nautical miles.
The driving distance from Washington D.C. (DCA) to Baltimore (BWI) is 35 miles / 57 kilometers, and travel time by car is about 55 minutes.
Ronald Reagan Washington National Airport – Baltimore–Washington International Airport
Search flights
Distance from Washington D.C. to Baltimore
There are several ways to calculate the distance from Washington D.C. to Baltimore. Here are two standard methods:
Vincenty's formula (applied above)- 29.876 miles
- 48.081 kilometers
- 25.962 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- 29.871 miles
- 48.072 kilometers
- 25.957 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 Washington D.C. to Baltimore?
The estimated flight time from Ronald Reagan Washington National Airport to Baltimore–Washington International Airport is 33 minutes.
What is the time difference between Washington D.C. and Baltimore?
There is no time difference between Washington D.C. and Baltimore.
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Baltimore–Washington International Airport (BWI)
On average, flying from Washington D.C. to Baltimore generates about 29 kg of CO2 per passenger, and 29 kilograms equals 65 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to Baltimore
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Baltimore–Washington International Airport (BWI).
Airport information
| Origin | 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 |
| Destination | Baltimore–Washington International Airport |
|---|---|
| City: | Baltimore, MD |
| Country: | United States |
| IATA Code: | BWI |
| ICAO Code: | KBWI |
| Coordinates: | 39°10′31″N, 76°40′5″W |