The small table based on the CAA statistics below tells you why Scilly Skybus can't use the four Twotters and three Islanders to other airports on the mainland than St. Just Land's End and Newquay. BIH had the majority of passengers and with them out of business, Scilly Skybus need to uplift 78,000 passengers more per year than what they do today. With their 3 + 3 aircraft today they have only flown 69,000 yearly passengers.