Every day, millions of people travel across the world for business, holidays, education and family visits. Behind many of these journeys are major airports that connect continents, welcome international visitors and keep global travel moving.
Some airports stand out because of the enormous number of passengers passing through their terminals every year. Based on 2025 passenger traffic figures, these are five of the busiest airports in the world.
1. Hartsfield-Jackson Atlanta International Airport, United States
Atlanta takes the top position, handling approximately 106.3 million passengers in 2025. Its strong domestic flight network and extensive connections make it a major gateway for travellers moving across the United States and beyond. Its scale reflects the importance of air travel in the American economy.
2. Dubai International Airport, United Arab Emirates
Dubai welcomed about 95.2 million passengers in 2025, placing it second worldwide. Its location between Europe, Asia and Africa has helped it become a major connecting point for international journeys. Travellers from different parts of the world frequently pass through Dubai while heading to their final destinations.
3. Tokyo Haneda Airport, Japan
Tokyo Haneda handled approximately 91.7 million passengers, securing third place. Serving Japan’s capital, the airport plays a central role in domestic travel while also supporting international connections. Its convenient access to Tokyo makes it an important gateway for tourists and business travellers.
4. Dallas/Fort Worth International Airport, United States
With around 85.7 million passengers, Dallas/Fort Worth ranked fourth. The airport serves a large metropolitan area and functions as a major connecting hub for flights across North America and to destinations overseas. Its extensive operations make it one of the leading centres of global aviation.
5. Shanghai Pudong International Airport, China
Shanghai Pudong completed the top five with approximately 85 million passengers in 2025. Serving one of China’s major commercial centres, it supports international travel and links the country to destinations around the world. Its passenger numbers also reflect the growing importance of Asian airports in global aviation.
These airports show how air travel connects economies, cultures and communities. As passenger demand changes, the world’s busiest airports must keep improving their facilities and services to manage enormous crowds while helping travellers reach their destinations.