Asia Pacific has the highest value pipeline, at USD291.2 billion, followed by the Middle East and Africa with USD163.5 billion.
In Saudi Arabia, the new Taif International Airport is expected to open in December 2020.
Riyadh’s King Khalid International Airport, by 2019, plans to increase the total capacity to handle 24 million international passengers yearly.
Oman, which earlier this year opened an USD1.8 billion silent terminal with robots directing passengers, hopes it will be among the top 20 airports in the world by 2020.
Bahrain is building its second international airport on an artificial island at a cost of USD1.1 billion, with the project’s first phase expected to be completed in the third quarter of 2019.
The terminal will quadruple the capacity from four million passengers per year to 14 million.
Kuwait is constructing a new USD4.3 billion airport terminal to handle 25 million passengers per year.
Sharjah International Airport will also be put through a USD410 million revamp programme to help it serve increased passenger traffic.