Go Airport Shuttle: The most economical, safe and friendly way to get to and from Ronald Reagan Washington National Airport (DCA), Washington Dulles International Airport (IAD) and Baltimore/Washington International Thurgood Marshall Airport (BWI).   Enjoy the company of other passengers as you swiftly travel to your destination. Many operators feature a premium shared ride service with fewer stops aboard late model SUVs and sedans. Our shared ride and airport shuttle service is available at more than 80 airports worldwide. Plus, we never surge price. Advanced reservations recommended for most airports.  In addition to the United States, GO's international network includes affiliates in Canada, Mexico, the Dominican Republic, Ecuador. England, France, The Czech Republic and Australia.