The Manzanillo airport (ZLO) is about 28 km north of the complex.
Airlines flying into the airport are:
America West Airlines
Aeromar/Mexicana Airlines has daily flights to Manzanillo from Mexico City.
Continental Has a direct flight from Houston.
Alternatively you could fly to Puerto Vallarta and enjoy a scenic drive south to Manzanillo ( 170 miles/275 kms).