Luis Muñoz Marin International Airport Airport Rd, Carolina, 00979 Take Airport Rd to Expreso Román Baldorioty de Castro/PR-26. Take the Carolina exit from Av. Jesús T. Piñero/Puente Teodoro Moscoso/PR-17 4 min (2.9 km) Take Autop. Roberto Sánchez Vilella/PR-66 to Carretera 3 S/PRI-3 S in Río Grande. Exit from Autop. Roberto Sánchez Vilella/PR-66 18 min (26.5 km) Merge onto Carretera 3 S/PRI-3 S 6 min (4.6 km) Keep right to stay on Carretera 3 S/PRI-3 S 8 min (7.2 km) Take PR-193 and Calle A to Calle B