Size and Scope of the industry The UK airline industry is quite large. In general, it has a tendency towards growing, especially regarding the number of terminal passengers and cargo tonnage. The number of terminal passengers is growing since 2010. In 2011, there were about 210 million passengers, and in 2013, their number increased to about 225 million. In 2015, it reached about 240 million (Aviation Trends Quarter 1 2016, 2016). In terms of commercial flights, industry is growing as well. For example, in the UK, there were about 2.1 million flights in 2012 and about 2.2 million in 2015 (Aviation Trends Quarter 1 2016, 2016). By cargo tonnage, the industry is quite stable its volume has been about 2.5 million tons from 2011 till now.