Distance between Washington D.C. (IAD) and Baltimore, MD (BWI)
Flight distance from Washington D.C. to Baltimore (Washington Dulles International Airport – Baltimore–Washington International Airport) is 45 miles / 73 kilometers / 39 nautical miles. Estimated flight time is 35 minutes.
Driving distance from Washington D.C. (IAD) to Baltimore (BWI) is 58 miles / 93 kilometers and travel time by car is about 1 hour 18 minutes.
Washington D.C. – Baltimore
How far is Baltimore from Washington D.C.?
There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:
Vincenty's formula (applied above)- 45.249 miles
- 72.822 kilometers
- 39.321 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- 45.161 miles
- 72.680 kilometers
- 39.244 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 Washington Dulles International Airport to Baltimore–Washington International Airport is 35 minutes.
Time difference
There is no time difference between Washington D.C. and Baltimore.
Carbon dioxide emissions
On average flying from Washington D.C. to Baltimore generates about 32 kg of CO2 per passenger, 32 kilograms is equal to 70 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
Shortest flight path between Washington Dulles International Airport (IAD) and Baltimore–Washington International Airport (BWI).
Airport information
| Origin | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″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 |