Eight of the top 10 airports for passenger traffic in the 2021 rankings complied by Airports Council International (ACI) World are in the United States with the two remaining in China. All top 10 airports have a significant share of domestic traffic, the traffic segment that has been leading global recovery.
Hartsfield-Jackson Atlanta International Airport (ATL, 75.7 million passengers, +76.4%) is back at the top of 2021 rankings, followed by Dallas/Fort Worth International Airport (DFW, 62.5 million passengers, +58.7%), and Denver International Airport (DEN, 58.8 million passengers, +74.4%). After reaching the top rank in 2020, Guangzhou Bai Yun International Airport (CAN, 40.3 million passengers, -8.0%) slid to the eighth position in 2021.
The biggest improvement recorded was from Orlando International Airport (MCO, 40.4 million passengers, +86.7%) that jumped from 27th position in 2020 to seventh spot in 2021.
Total global passengers in 2021 is estimated to be close to 4.5 billion, representing an increase of almost 25% from 2020, or a drop of more than 50% from 2019 results.