The most practical way to travel from Key Biscayne to Washington, D.C. is by flying from Miami International Airport (MIA) to Ronald Reagan Washington National Airport (DCA). The flight time is approximately 2 hours and 30 minutes, covering 1,500 kilometers. You will need to arrange ground transport from Key Biscayne to MIA, which takes about 45 minutes. Once in D.C., you can use the Metro rail system to reach the National Mall and other major attractions.
Total Distance: 1,500 km air distance; 1,700 km driving distance.
DCA is the most convenient airport for accessing downtown Washington, D.C.
Visit in the spring (late March-April) to see the cherry blossoms, or in the fall for pleasant weather.