Dubai International Airport has emerged as the world’s busiest airport by scheduled seat capacity in January 2026, overtaking Atlanta. Aviation data shows Dubai operating around 5.5 million airline seats during the month, compared with approximately 4.9 million at Atlanta. The shift reflects strong international demand, expanded long-haul connectivity, and Dubai’s growing role as a global transit hub linking Europe, Asia, Africa, and the Americas. Officials view the milestone as a signal of continued aviation growth in 2026.