Flying to Marathon Key
Marathon Key does have an airport, but it is for private planes only. For commercial flights, you’ll need to fly into either Miami International Airport, or Key West Airport and take ground transport to Marathon Key.
To view ground transport to and from Marathon key [bus], click ‘airport shuttle’ below. Transit time from MIA is approx 3 and a half hours, and Key West is approx an hour and 20 mins. Via car is slightly less.