With the operational “O” date for West Airspace Deployment (West) only one week away (the day the airspace changes go live), you might be wondering what actually happens on the day.

How do you squeeze a flying armada of one hundred aircraft of various vintages in and out of the world’s most complex piece of airspace? That was the question we were posed last year when the RAF asked us work with them on their 100th anniversary flypast.