PUBLIC TRANSPORT:

A. Washington Dulles International Airport
Washington Dulles Airport (IAD) is about 40 km from the city center and there are airport services, buses and metrobuses. To just get to the metro costs 5 dollars on the Washington Flyer Silver buses. Metrobuses cost 6 dollars and take about 50 minutes to get into town.

B. Baltimore Washington International Airport

Baltimore Washington International Airport (BWI) is about 50 km from D.C. and you can get there by bus or train. Buses 17 and 99 go to different points. There's a shuttle service to the train stop and from there you can go straight into D.C.

Average time from airport: A: 50 minutes | B: 84 minutes

Distance from airport: A: 40 km | B: 50 km

TAXI:

A. Washington Dulles International Airport
Taxis operate 24 hours a day from Dulles Airport, and depending on traffic they cost around 65 dollars and take 30 to 60 minutes to get into the city.

B. Baltimore Washington International Airport

To get from BWI to D.C. by cab costs around 100 dollars and takes about an hour.

Average taxi price: A: 65 dollars | B: 60-100 dollars