MROC is the ICAO code for Juan Santamaría International Airport (IATA SJO), located in San José (Alajuela), A, Costa Rica.
Juan Santamaría International Airport is the primary international airport serving San José, the capital of Costa Rica. The airport is located in Alajuela Province, 20 kilometres northwest of downtown San José. It is named after Costa Rica's national hero, Juan Santamaría, a drummer boy who died in 1856 defending his country against forces led by William Walker, an American filibuster. It is the biggest and busiest airport in Costa Rica and second in Central America, transiting more than 5 million passengers per year before COVID.
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