What is the Busiest Airport in the World?

View and interrogate the World's Busiest Airports, with data powered by OAG's Schedules Analyzer.

The Top 10 Busiest Airports in the World are calculated using total airline capacity (domestic and international flights) and The Top 10 Busiest International Airports are calculated using international airline capacity.  The data is updated each month. 

Busiest Airport in the World - July 2021

There is little change this month in the composition of the world’s busiest airports. Half are in the US and half in China, the two domestic markets which have recovered most. This month, capacity in China’s domestic market is 8.5% ahead of 2019 levels. The US is less than 20% below 2019 levels.

This month Chongqing has seen the greatest increase in position from 51st busiest in July 2019, to 9th busiest in July 2021.

Busiest International Airport in the World - July 2021

This month, Dubai (DXB) remains the world's busiest international airport. Amsterdam Schiphol (AMS) remains second busiest and Frankfurt (FRA) moves into third place, boosted by strong outbound leisure demand, mostly to Spain and Turkey.

Four airports this month were not in the Top 10 in July 2019. Two of these are in SpainPalma and Madrid in 8th and 9th place respectively. In July 2019, Palma was the 25th biggest international airport. This leap reflects the significant demand on intra-European travel during the peak summer months.

Methodology:

Seats

The rankings are based on scheduled capacity in the current month, and compared to the equivalent month in 2019, pre-pandemic. The Top 10 Busiest Airports in the World are calculated using total capacity (domestic and international) and The Top 10 Busiest International Airports are calculated using international seats only.

Flights

The rankings are based on scheduled frequency in the current month, and compared to the equivalent month in 2019, pre pandemic. The Top 10 Busiest Airports in  the World are calculated using total frequency (domestic and international) and The Top 10 Busiest International Airports are calculated using international frequency only.