Busiest Airports in the World

busiest airports in the world

Airports are the gateways to the world, connecting people and businesses to different parts of the globe. The busiest airports are often a reflection of a country’s economic and cultural significance, and the level of air traffic they handle is a testament to their importance. In this article, we will take a closer look at the busiest airports in the world, exploring their history, operations, and impact on the local and global economies. We will also examine the factors that contribute to their success and the challenges they face, providing a comprehensive overview of the world’s busiest airports.

What Is the Busiest Airport in the World 

Hartsfield-Jackson Atlanta International Airport (ATL) is the busiest airport in the world, handling over 107 million passengers in 2019. Located in Atlanta, Georgia, USA, ATL is a major hub for Delta Air Lines and is a key gateway to the southeastern United States. The airport has two terminals and seven concourses, offering a wide range of amenities and services to travelers, including shopping, dining, and entertainment options. With its prime location, extensive route network, and state-of-the-art facilities, ATL is considered one of the most important airports in the world and is a symbol of Atlanta’s status as a major player in the global economy.

Criteria for Ranking the Busiest Airports

To determine the ranking of the busiest airports, the following criteria are used:

  1. Passenger traffic: The number of passengers who pass through an airport in a year is an important factor in determining the busiest airports.
  2. Cargo traffic: Air cargo has become a vital part of the global economy, and the volume of cargo handled by an airport is a key factor in its ranking.
  3. A number of take-offs and landings: This metric reflects the overall operational efficiency of an airport and is used to determine its ranking.

Top 10 Busiest Airports in the World

Hartsfield-Jackson Atlanta International Airport:

With over 110 million passengers in 2021, Hartsfield-Jackson Atlanta International Airport is the busiest airport in the world.

Beijing Capital International Airport:

With over 100 million passengers in 2021, Beijing Capital International Airport is the second busiest airport in the world.

Dubai International Airport:

With over 87 million passengers in 2021, Dubai International Airport is the third busiest airport in the world.

Tokyo International Airport (Haneda):

With over 85 million passengers in 2021, Haneda is the fourth busiest airport in the world.

Los Angeles International Airport:

With over 84 million passengers in 2021, LAX is the fifth busiest airport in the world.

O’Hare International Airport:

With over 80 million passengers in 2021, O’Hare is the sixth busiest airport in the world.

Shanghai Pudong International Airport:

With over 78 million passengers in 2021, Shanghai Pudong is the seventh busiest airport in the world.

Hong Kong International Airport:

With over 74 million passengers in 2021, Hong Kong International is the eighth busiest airport in the world.

Charles de Gaulle Airport:

With over 70 million passengers in 2021, Charles de Gaulle is the ninth busiest airport in the world.

London Heathrow Airport:

With over 68 million passengers in 2021, London Heathrow is the tenth busiest airport in the world.

Factors Contributing to the Growth of these Airports

Economic growth:

The growth of the global economy has led to an increase in air travel demand and has contributed to the growth of these airports.

Increase in air travel demand:

The increasing popularity of air travel has led to a rise in the number of passengers at these airports.

Expansion of infrastructure:

The expansion of airport infrastructure has helped these airports to handle more passengers and cargo.

Future Trends in Air Traffic

  1. Impact of COVID-19: The COVID-19 pandemic has had a major impact on the air travel industry, leading to a decline in passenger traffic at airports. However, as the world recovers from the pandemic, it is expected that passenger traffic will pick up again.
  2. Expansion of low-cost carriers: The expansion of low-cost carriers is expected to increase the demand for air travel, leading to growth at these airports.
  3. The increasing popularity of long-haul flights: The increasing popularity of long-haul flights is expected to drive growth at these airports.


In conclusion, the busiest airports in the world play a crucial role in the global air travel and transportation industry. From their location and connectivity to their infrastructure and facilities, these airports have become major hubs for both business and leisure travelers. With the growth of international trade and tourism, the importance of the busiest airports is only expected to increase in the coming years. However, these airports also face a number of challenges, including capacity constraints, environmental concerns, and regulatory compliance. Despite these challenges, the future of the busiest airports looks bright, with continued investment and innovation in technology and infrastructure. Whether you’re a frequent flyer or just interested in the world of air travel, the busiest airports are a fascinating subject that offers valuable insights into the growth and development of our global transportation network