 By the late 1950s, all aircraft carried the "Eagle Airways" name.Following Blackbushe's closure to commercial air traffic in 1960, Eagle moved its base to London Heathrow, then simply known as "London Airport".Eagle along with British United Airways (BUA) — its principal contemporary independent competitor – had successfully lobbied the Government to bring about a change in legislation that had given their state-owned counterparts a virtual monopoly on scheduled services.