Asia-Pacific airports finished the year with a 7.1% increase in passenger numbers while the Middle East recorded passenger traffic growth of 12.1% in 2012.
Beijing (PEK) was the busiest airport in the region handling more than 81 million passengers.
Second busiest was Tokyo Haneda (HND), with 67 million passengers.
Jakarta (CGK), Dubai (DXB) and Hong Kong (HKG) with around 57 million passengers.
Many airports in the region recorded double-digit growth including Jakarta (14.4%), Dubai (13.2%), Bangkok (10.6%), Singapore (10.0%) and Seoul Incheon (11.3%).
Air freight remained flat; there was a small increase of 0.5% in the Asia-Pacific region while Middle Eastern airports showed a 4.2% increase.
ACI Asia-Pacific regional director, Patti Chau, said: “The positive results of 2012 confirmed the 2012 to 2031 forecast recently published by ACI that the Asia-Pacific region will grow at a steady 6 to 7% increase in passenger traffic until 2031.
“The report also forecasted global passenger traffic to grow at 4.1% per annum over the next 20 years and Asia Pacific will become the largest aviation market in the world.
“We are happy to see that Beijing (PEK) has surpassed the 81 million mark in passenger traffic and is the second busiest airport in the world whereas Hong Kong (HKG) has once again, become the busiest cargo airport worldwide.”