Airlines in the Southeast Asia region will require 4,985 new commercial aircraft by 2045 as they expand their fleets and replace old planes, according to Boeing. Air passenger traffic in the region is projected to grow 6.7 per cent annually over the next 20 years, a rate that will outpace the estimated economic growth of 4.1 per cent for the region. Boeing's Commercial Market Outlook figures exclude India and China. Understanding Southeast Asia's Aviation Boom Announcing the outlook on the sidelines of the 70th Assembly of Presidents of the Association of Asia Pacific Airlines (AAPA) in the city on Friday, Boeing's Managing Director for Marketing David Schulte said that long-term air travel demand in the Southeast Asia region is supported by rising incomes, tourism and expanding connectivity.