<Tr> <Td> Condor Syndikat </Td> <Td> May 5, 1924 </Td> <Td> July 1, 1927 </Td> <Td> German - based Brazilian airline; absorbed into Deutsche Luft Hansa </Td> </Tr> <Tr> <Td> Delta Air Lines </Td> <Td> May 30, 1924 </Td> <Td> Still in operation </Td> <Td> Founded as Huff Daland Dusters for crop dusting, renamed' Delta Air Service' in 1928, operated scheduled services from 1928 to 1930 and since 1934, Oldest operating airline in the United States . </Td> </Tr> <Tr> <Td> AB Aerotransport </Td> <Td> June 2, 1924 </Td> <Td> October 1, 1950 </Td> <Td> Formed SAS . </Td> </Tr> <Tr> <Td> / Tajik Air </Td> <Td> September 3, 1924 </Td> <Td> Still in operation </Td> <Td> Founded as a division of Aeroflot in Tajik ASSR, became independent in 1991 . </Td> </Tr>

What was the first airline in the united states