Please follow the purple MIA Mover signs to the third level of the Airport Terminal. Take the moving walkways to the MIA Mover Station to board and be transported to the Rental Car Center. National is located on the fourth level. Upon arrival to the facility, please proceed to the National counter (on the left) to obtain your rental agreement.
Port of Miami Shuttle runs consistently but can have a wait time of up to 45 minutes, depending on traffic.