San Juan Airport Codes

San Juan has two major airports. Airport codes are SIG (Fernando Luis Ribas Dominicci Airport), and SJU (San Juan Luis Muñoz Marín International Airport).

Fernando Luis Ribas Dominicci Airport

IATA code	SIG
ICAO code	TJIG

San Juan Luis Muñoz Marín International Airport

IATA code	SJU
ICAO code	TJSJ

Airport codes for other cities in Puerto Rico

City
Aguadilla
Ceiba
Mayaguez
Ponce
San Juan