For San Juan (Puerto Rico)-Washington flights, you can use Fernando Luis Ribas Dominicci Airport, Luis Munoz Marin Intl. Airport as departure airport, and Baltimore Washington International (BWI) Thurgood Marshall Airport, Baltimore Greenbelt Airport, Bolling Afb Airport, Buzzards Pt S Airport, Dulles Intl. Airport, Pentagon Army Airport, Ronald Reagan Washington National Airport for arrival.