British Caledonian in the 1970s 31 March 1973 - with the BR airline designator it had inherited from BUA at the time of its formation. This resulted in exclusive use of the BR designator as a prefix for all BCal flight numbers. In 1973, BCal also inaugurated its fourth scheduled domestic trunk route between London Gatwick and Manchester. The new service was contracted to British Island Airways (BIA), BUIA's successor, which operated two daily return trips using its Handley Page Dart Herald turboprops. On 20 March 1974, BCal switched its Gatwick—Paris services to the then brand-new Charles de Gaulle Airport in the northern Paris suburb
Gdańsk Lech Wałęsa Airport to take off and land safely as the era of modern jet aircraft began. The old airport in Wrzeszcz was officially closed on 1 May 1974 and it practically ceased to exist as a large housing estate was built on its grounds. Nowadays only a few remaining elements of the old Wrzeszcz airport infrastructure can be found. After the closure of the old airport, the new one was built and it opened in 1974 near the village of Rębiechowo (on westernmost land incorporated into the Gdańsk borough of Matarnia in 1973). The airport acquired its current name in 2004. There