1927: Pan American Airways, Atlantic, Gulf, and Caribbean Airways, and Aviation Corporation of the Americas founded. 1928: All three precursor firms merge into Aviation Corporation of the Americas, with Pan American Airways as its brand. 1928: 50% interest of Peruvian Airways acquired by Pan American. 1929: Mexicana of Mexico acquired by Pan Am. 1929: Pan American-Grace Airways (PANAGRA), operating on the west coast of South America, formed as a 50–50 joint venture with W. R. Grace and Company. 1930: New York, Rio, and Buenos Aires Line (NYRBA) acquired, allowing Pan Am to operate along the east coast of South America. NYRBA's Brazilian subsidiary is renamed Panair do Brasil. 1931: Majority control of SCADTA of Colombia acquired in secret. 1931: Pacific Alaska Airways formed. 1931: Boston-Maine Airways begins contract operations. 1932: Aerovias Centrales, S.A. formed. 1932: Cubana of Cuba acquired. 1932: Uraba, Medellin and Central Airways acquired. 1933: China National Aviation Corporation (CNAC) acquired. 1933: Servicios Aviacion de Guatemala acquired. 1933: Panama Airways acquired. 1937: CNAC merged with China Airways. 1940: Minority holders of SCADTA bought-out. 1940: Aerovías de Guatemala formed. 1940: 40% of Aeronaves de Mexico acquired. 1941: SCADTA merged into SACO to form Avianca, owned by the Colombian government. 1943: Aerovías Venezolanas, S.A. (AVENSA) of Venezuela founded as a joint venture. 1943: 45% interest of Bahamas Airways acquired. 1944: Cuban investors acquire 56% of Cubana through a stock float. 1945: SAHSA was founded, being owned 40% of Pan Am, 40% of the Honduran Government, and 20% from private carriers. 1946: InterContinental, a chain of hotels, founded. 1946: Brazilian investors bought 4% of Panair do Brasil, with Pan Am's share decreased to 48%. 1949: Pan Am acquires a stake in Middle East Airlines (MEA), as well as a management contract. 1949: Pan Am's 20% stake in CNAC acquired by Chinese Nationalists, with assets split variously between the Nationalists and the People's Republic of China. 1950: American Overseas Airlines (AOA) acquired from American Airlines. 1954: Pan Am receives a contract to operate Patrick Air Force Base. 1954: Cuban government acquires Pan Am's remaining stake in Cubana. 1955: Pan Am's 49% stake in MEA is sold to British Overseas Airways Corporation (BOAC). 1959: Mexican government acquires Pan Am's stake in Mexicana and Aeronaves de México (later renamed Aeroméxico). 1961: Brazilian investors acquires all the Pan Am's share in Panair do Brasil.
1927: Pan American Airways, Atlantic, Gulf, and Caribbean Airways, and Aviation Corporation of the Americas founded. 1928: All three precursor firms merge into Aviation Corporatio.n of the Americas, with Pan American Airways as its brand. 1928: 50% interest of Peruvian Airways acquired by Pan American. 1929: Mexicana of Mexico acquired by Pan Am. 1929: Pan American-Grace Airways (PANAGRA), operating on the west coast of South America, formed as a 50–50 joint venture with W. R. Grace and Company. 1930: New York, Rio, and Buenos Aires Line (NYRBA) acquired, allowing Pan Am to operate along the east coast of South America. NYRBA's Brazilian subsidiary is renamed Panair do Brasil. 1931: Majority control of SCADTA of Colombia acquired in secret. 1931: Pacific Alaska Airways formed. 1931: Boston-Maine Airways begins contract operations. 1932: Aerovias Centrales, S.A. formed. 1932: Cubana of Cuba acquired. 1932: Uraba, Medellin and Central Airways acquired. 1933: China National Aviation Corporation (CNAC) acquired. 1933: Servicios Aviacion de Guatemala acquired. 1933: Panama Airways acquired. 1937: CNAC merged with China Airways. 1940: Minority holders of SCADTA bought-out. 1940: Aerovías de Guatemala formed. 1940: 40% of Aeronaves de Mexico acquired. 1941: SCADTA merged into SACO to form Avianca, owned by the Colombian government. 1943: Aerovías Venezolanas, S.A. (AVENSA) of Venezuela founded as a joint venture. 1943: 45% interest of Bahamas Airways acquired. 1944: Cuban investors acquire 56% of Cubana through a stock float. 1945: SAHSA was founded, being owned 40% of Pan Am, 40% of the Honduran Government, and 20% from private carriers. 1946: InterContinental, a chain of hotels, founded. 1946: Brazilian investors bought 4% of Panair do Brasil, with Pan Am's share decreased to 48%. 1949: Pan Am acquires a stake in Middle East Airlines (MEA), as well as a management contract. 1949: Pan Am's 20% stake in CNAC acquired by Chinese Nationalists, with assets split variously between the Nationalists and the People's Republic of China. 1950: American Overseas Airlines (AOA) acquired from American Airlines. 1954: Pan Am receives a contract to operate Patrick Air Force Base. 1954: Cuban government acquires Pan Am's remaining stake in Cubana. 1955: Pan Am's 49% stake in MEA is sold to British Overseas Airways Corporation (BOAC) 1959: Mexican government acquires Pan Am's stake in Mexicana and Aeronaves de México (later renamed Aeroméxico). 1961: Brazilian investors acquires all the Pan Am's share in Panair do Brasil.