Virgin Atlantic air stewardess training classroom at The Base training facility in Crawley. Potential hostesses are put through a gruelling 6 week training program, during which they are tested to their limits. With exams every day requiring an 88% score to pass. The Base is a modern environment for a state of the art airline training situated next to Virgin Atlantic’s HQ. These trainees are just one week away from getting their 'wings' and taking their first commercial flights as fully trained flihgt attendants.