The Louisville International Airport is a civil/military public airport centrally located just 10 minutes south of the downtown area. The airport code, SDF, comes from the airport's previous name, Standiford Field. Louisville International Airport offers thousands of flights to destinations within the U.S. as well as international flights. A Y-shaped terminal houses Concourses A and B. A total of 23 boarding gates are located within these concourses. A free cell phone lot is available at the upper level roadway. A parking garage is also available for short and long term parking options. Travelers should plan to arrive a minimum of 90 minutes prior to their flight departure time in order to go through the security check-points at the airport.