2. Hartsfield-Jackson Atlanta International Airport (Atlanta, Georgia)

Hartsfield-Jackson Atlanta International Airport (ATL) was previously the busiest airport in the world, seeing over 110 million passengers in 2019. COVID caused these numbers to drop 61% in 2020, with only 42.9 million travelers going through the airport. Still, this was enough for ATL to claim the number two spot.
< Prev page: 3. Chengdu Shuangliu International Airport (Chengdu, China) | Next page: 1. Guangzhou Baiyun International Airport (Guangzhou, China) >