Berlin Tegel Airport used the airport as a diversion airfield before. Initially, all British Airways services from Tegel—with the exception of the daily non-stop service to London Heathrow—continued to be operated by BAC One-Eleven 500s. The daily London–Heathrow non-stop was operated with Hawker Siddeley Trident 2E/3B equipment based at that airport until the end of the 1975 summer season. (It subsequently reverted to a One-Eleven 500 operation.) From 1983, British Airways began updating its Berlin fleet. This entailed phasing out the ageing One-Elevens, which were replaced with new Boeing 737-200 Adv. During the second half of the 1980s, British Airways augmented its Berlin
Napa County Airport It was expanded later in the war and renamed Napa Army Airfield, becoming an auxiliary airfield of the Fourth Air Force Hamilton Army Airfield. 4th Air Force used the base to train replacement fighter pilots, primarily flying P-38 Lightnings before being deployed overseas. After World War II the property was deeded to Napa County by the War Assets Administration for civil use. The airport soon became a business hub for what was once a rural, sparsely populated area in the south end of the county. Jonesy's Restaurant opened for business in 1946 at the airport and was a longtime favorite.