Luis Muñoz Marín International Airport is a joint civil-military international airport located in suburban Carolina, Puerto Rico, three miles (5 km) southeast of San Juan. It is named for Luis Muñoz Marín, Puerto Rico's first democratically elected governor, and was known as Isla Verde International Airport until it was renamed in February 1985. It is the busiest airport in the Caribbean region by passenger traffic. Over 4 million passengers board a plane at the airport per year according to the Federal Aviation Administration, making it the 48th busiest airport overseen by said federal agency.

Carolina is a city and municipality located on the northeast coast of Puerto Rico. It lies immediately east of the capital San Juan and Trujillo Alto; north of Gurabo and Juncos; and west of Canóvanas and Loíza. Carolina is spread over 12 barrios plus Carolina Pueblo. It is part of the San Juan-Caguas-Guaynabo Metropolitan Statistical Area, and home to Puerto Rico's main airport, the Luis Muñoz Marín International Airport.