The front man of the band, Bruce Dickinson, is a pilot, and is rated to fly the Boeing 747. He apparently takes the lead pilot seat on this aircraft when it suits him. Here he is in the cockpit:
They can load-up the whole crew and all equipment and do a gig anywhere in the world within hours using this aircraft. Apparently, when Dickinson isn't touring with Iron Maiden, he is chairman of an aviation company that is into aircraft maintenance and flight training. Here is the story (I don't know if you will be able to read this, as I am a subscriber to this service):
http://aviationweek.com/blog/time-machines-and-airships-flying-ed-force-one-iron-maiden?NL=AW-05&Issue=AW-05_20160419_AW-05_365&sfvc4enews=42&cl=article_2&utm_rid=CPEN1000000902887&utm_campaign=5632&utm_medium=email&elq2=89ea7bc2ad114b3aae617f93f1c08b7c
Dickenson learned how to fly in the 1990s, eventually earning an Airline Transport Rating. He flies the aircraft that transports the band and he also owns a replica World War I fighter plane which he flies at airshows doing mock air battles.