United Airlines started nonstop Boeing 727-100s to Los Angeles in 1969. United first served Huntsville in 1961 when it acquired Capital Airlines which had scheduled Vickers Viscounts nonstop from Huntsville's old airport (at ) (1949 diagram) to Memphis, Knoxville and Washington, D.C. and direct to New York (LaGuardia and Newark) and Philadelphia. Until 1967 United used the same Viscounts, then introduced Boeing 727-100s into Huntsville in 1966. In April 1975 United served Greensboro, Knoxville, Los Angeles and Washington, D.C. nonstop from Huntsville on 727s and 737s. Raleigh/Durham service was added by 1979. In August 1982 United had direct 727s to Los Angeles, San Francisco and Denver and nonstop Boeing 737-200s to Washington, D.C.