San Juan International Airport (IATA: SJN, ICAO: KSJN, FAA LID: SJN), is a public airport located 3 miles (4.8 km) west of San Juan's business district. It is operated by the San Juan County Regional Authority.

San Juan International Airport is the busiest single-runway airport in Robloxia, and the second busiest in the world, with approximately 469 takeoffs and arrivals with a total of 48,000 passengers per day, and a total of 18,758,751 passengers in 2014. San Juan was Robloxia's largest metropolitan Area that didn’t serve as a hub or secondary hub for any airline until Oofthansa’s hub transferred here, however, the airport is a focus city for Robloxia Airlines.