 The cover of its April, 1970 system timetable proclaimed ""Only Caribair Goes All The Way"" which reflected its direct, no change of plane McDonnell Douglas DC-9-30 jet service operated via a number of intermediate stops including San Juan between Miami and Port of Spain, Trinidad located at the southern end of the Caribbean island chain off the coast of South America.Caribair was also the first Puerto Rican-based airline to operate jet aircraft on scheduled passenger services.The air carrier was acquired by Eastern Air Lines in 1973.