Competition among Thai airlines, especially in the low cost airline segment, has become more aggressive. During the past five years, low cost airlines drastically increased their competitive capacities as seen from the significant market share they have gained at the expense of full service players. During 2009-2013, revenues for low cost players grew at a higher pace, with average EBITDAR growth of 42%. The coming into force of the ASEAN Open Sky Policy in 2015 will increase regional competition and investment in Thailand's airline industry, as it is a growing tourism destination with high potential as a South East Asian air transport hub. To cope with this anticipated competition, Thai airline players should constantly monitor the business landscape and adjust their strategies accordingly.