
Airports are vital transportation hubs that connect people and goods across the globe. They vary in size, design, and passenger traffic, with some airports standing out as the most visited. The busiest airport in the world is a title that has been held by several airports over the years, with Atlanta's Hartsfield-Jackson International Airport (ATL) being a notable contender. Handling over 100 million passengers annually, ATL has consistently maintained its position as a major hub for both domestic and international travel. However, the COVID-19 pandemic caused a significant drop in passenger volume, allowing other airports like Guangzhou Baiyun International Airport (CAN) in China to surpass it temporarily. Dubai International Airport (DXB) has also climbed the ranks to become the third busiest airport globally. As air travel rebounds, the competition for the top spot remains dynamic.
Beyond passenger traffic, airports also excel in different categories. Singapore's Changi International Airport and Doha's Hamad International Airport have consistently been named among the 'world's best', offering innovative amenities and a seamless transit experience. King Fahd International Airport in Dammam, Saudi Arabia, boasts an impressive size, covering nearly 300 square miles. New Chitose Airport in Sapporo, Japan, was recognized as the world's most improved airport, while Cape Town Airport won the prize for the best African airport. Each airport brings its unique offerings, contributing to the ever-evolving landscape of global aviation.
| Characteristics | Values |
|---|---|
| Busiest airport in the world | Hartsfield–Jackson Atlanta International Airport |
| Number of passengers in 2024 | 108 million |
| Number of runways | Not known |
| Second busiest airport | Dubai International Airport |
| Number of passengers in 2024 | 92 million |
| Number of runways | Not known |
| Third busiest airport | Not known |
| Number of passengers in 2024 | Not known |
| Number of runways | Not known |
| Busiest airport in the US | Chicago O'Hare International Airport |
| Number of passengers in 2024 | 80 million |
| Number of runways | 8 |
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What You'll Learn
- Hartsfield–Jackson Atlanta International Airport is the busiest airport in the world
- Dubai International Airport is the second busiest airport
- O'Hare International Airport is Chicago's sprawling airport
- Istanbul Airport is the most connected airport globally
- Shanghai's Pudong Airport is the most improved airport

Hartsfield–Jackson Atlanta International Airport is the busiest airport in the world
Hartsfield–Jackson Atlanta International Airport has been ranked as the busiest airport in the world for an impressive 26 out of the past 27 years. In 2024, it served 108 million passengers, making it the only airport to break the 100 million passenger count. The airport's success is due in part to its position as a connecting hub for domestic and international travellers, situated strategically between North America, Europe, and Latin America. It offers an impressive 150 non-stop destinations across six continents, with Delta, its hometown carrier, operating over 1,000 daily flights to more than 200 destinations worldwide.
Hartsfield–Jackson Atlanta International Airport's ranking as the busiest airport is even more remarkable considering the challenges faced by the aviation industry in recent years. Global air travel has faced staffing crises, tech outages, and aircraft incidents, with the COVID-19 pandemic causing a significant drop in passenger numbers. However, by 2024, global air travel had surged past pre-pandemic levels, reaching 9.5 billion passengers.
The airport's ability to maintain its top position despite these challenges is a testament to its efficient management and strategic importance. However, this volume of traffic can also lead to occasional disruptions, as seen in May 2025 when a ground stop was ordered due to an equipment outage, causing chaos and delays.
Looking at the broader landscape, four of the top 10 busiest airports in the world are in the United States, showcasing the country's prominent role in global aviation. Dubai International Airport, ranked second, handled 92 million passengers in 2024, reflecting Dubai's growing prominence as a centre for business and investment. Other notable mentions include Istanbul Airport, the most-connected airport in the world with nonstop flights to over 300 destinations, and Denver International Airport, which recorded a 19.3% increase in passenger numbers from 2019 to 2024.
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Dubai International Airport is the second busiest airport
Dubai International Airport (DXB) is the second busiest airport in the world, with 92 million passengers in 2024. This number represents a 31.7% increase compared to 2022. Dubai's airport has maintained its leading position for the second consecutive year, reinforcing its role as a global aviation powerhouse.
Dubai's airport success is attributed to its strategic location between Europe, the Middle East, Asia, and Africa, serving as a global gateway connecting the East and West. This makes it an ideal destination for travellers worldwide and a major transit hub for international travel. The airport also boasts world-class infrastructure and facilities, contributing to its popularity.
Dubai International Airport's impressive growth and leading position among the world's busiest airports are recognised by the Airports Council International (ACI). The airport's ability to adapt to the evolving needs of international travellers further highlights its significance. Dubai's geostrategic positioning, combined with its infrastructure, has solidified its role as a pivotal point in international travel.
Dubai's airport is a major hub for Emirates, one of the world's largest airlines, and its success underscores the city's economic strength and global hub status for both business and tourism. The airport's commitment to delivering the best possible experience for passengers worldwide has contributed to its reputation as a preferred travel destination.
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O'Hare International Airport is Chicago's sprawling airport
O'Hare International Airport is Chicago's sprawling aviation hub and one of the world's busiest airports. Located on the far northwest side of the city, O'Hare serves as a crucial gateway to the United States, offering non-stop flights to numerous domestic and international destinations. With its vast expanse of runways and terminals, O'Hare handles an immense volume of passenger and cargo traffic, solidifying its position as a key contributor to Chicago's economic vitality and a significant transportation hub in the Midwest.
Sprawled across 7,200 acres of land, O'Hare features four passenger terminals and an impressive network of runways. Its efficient design and advanced infrastructure have earned it accolades for on-time performance and minimal delays, making it a preferred choice for travelers and airlines alike. O'Hare's convenient location also adds to its appeal, providing easy access to downtown Chicago and the surrounding metropolitan area via a network of highways and public transportation options.
As one of the world's leading aviation centers, O'Hare serves as a major hub for several prominent airlines, including United Airlines, American Airlines, and Delta Air Lines. These carriers, along with numerous other domestic and international airlines, offer an extensive range of flight options to passengers. With non-stop services to destinations across the globe, O'Hare connects Chicago to the world, fostering business, cultural exchange, and tourism. The airport's status as a key hub for both passenger and cargo operations further underscores its vital role in the global aviation network.
Beyond its aviation offerings, O'Hare International Airport is also known for its diverse range of amenities and services. The airport boasts an extensive selection of dining and retail options, ensuring that travelers have a variety of choices to meet their needs. From local favorites to renowned international brands, the dining scene at O'Hare reflects the culinary diversity of Chicago. The airport also features a variety of shops, offering everything from travel essentials to luxury goods, ensuring that passengers can make the most of their time before departing or between flights.
O'Hare's commitment to art and cultural enrichment is another notable aspect. The airport is adorned with various art installations and exhibits, providing travelers with a unique cultural experience. From captivating sculptures to vibrant murals, the airport's art program showcases the talent of local and international artists, creating a dynamic and engaging environment for passengers. This blend of art and culture enhances the overall travel experience, offering moments of surprise and delight within the bustling airport setting.
In conclusion, O'Hare International Airport stands as a testament to Chicago's prominence as a global city. Its sprawling infrastructure, efficient operations, and diverse range of amenities contribute to its reputation as one of the world's leading aviation hubs. With its continuous focus on innovation, expansion, and passenger experience, O'Hare remains a pivotal gateway to the United States, connecting Chicago to destinations worldwide. Its significant contribution to the economic vitality of the region and its role in shaping the global aviation network cannot be overstated.
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Istanbul Airport is the most connected airport globally
While Atlanta's airport is the world's busiest, with 108 million passengers in 2024, Istanbul Airport (IST) has been named the world's most connected airport. With direct flights to 309 destinations, Istanbul Airport serves more unique destinations than any other airport in the world.
The airport's strategic geographic location at the crossroads of Europe and Asia has allowed it to become a vital hub for international travel. Istanbul Airport is home to Turkish Airlines, which is also one of the best-connected airlines globally, offering flights to more international countries than any other carrier.
The airport's strong and swift recovery from the pandemic has also contributed to its success. Istanbul Airport was the first in the world to reach its pre-pandemic numbers, demonstrating its resilience and ability to adapt to changing travel demands.
According to Cirium, an aviation analytics business, Istanbul Airport is followed closely by Frankfurt, Paris, Amsterdam, and Chicago. These airports also offer a significant number of nonstop destinations, with Frankfurt serving 296 places and Paris Charles de Gaulle serving 282.
With its extensive network of direct flights and strategic location, Istanbul Airport has solidified its position as the most connected airport globally, offering travellers a wide range of options for their journeys.
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Shanghai's Pudong Airport is the most improved airport
Hartsfield-Jackson Atlanta International Airport is the world's busiest airport, with 108 million passengers in 2024. However, Shanghai's Pudong Airport has shown significant improvements, jumping into the top 10 busiest airports in 2024 after being the 21st busiest airport in the world in 2023. Pudong Airport is located about 30 km (19 mi) east of Shanghai's city centre and occupies a 40-square-kilometre (10,000-acre) site. It serves as the main hub for China Eastern Airlines and Shanghai Airlines and is a major international hub for Air China. The airport has four runways, with two mainly used for landing and the other two for takeoff.
Pudong Airport has improved its on-time performance and safety of operations. By June 2017, the airport recorded a 62.7% punctuality rate, a 15% increase compared to the previous year. The airport also handled a total of 54,476,397 passengers in 2023, making it the second busiest airport in China, the sixth busiest in Asia, and the 21st busiest globally. It is the busiest international gateway in mainland China, with about half of its total passenger traffic coming from international travellers.
Shanghai Pudong Airport's improvement is notable, considering it broke into the top 10 busiest airports in the world in 2024. This achievement is impressive, given the challenges airports face post-pandemic, including staffing crises, tech outages, and aircraft incidents. Pudong Airport's rise in rankings showcases its ability to handle increased traffic and its contribution to the growth of air travel, which surpassed pre-pandemic levels in 2024, reaching 9.5 billion passengers globally.
The airport's efficient management and strategic location have contributed to its success. Pudong Airport serves international flights and a smaller number of domestic flights, attracting travellers from around the world. Its position as a significant hub for multiple airlines further enhances its prominence. The airport's cargo operations are also significant, with a cargo hub established in 1999 to handle the growing demand for traffic.
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Frequently asked questions
Hartsfield–Jackson Atlanta International Airport in metropolitan Atlanta, Georgia, is the busiest airport in the world. It has held this position for most years since 1998, with 108 million passengers in 2024.
The airport's hometown carrier, Delta, operates over 1,000 daily flights to more than 200 destinations.
Dubai International Airport is the second busiest airport in the world. It witnessed a record 92 million passengers in 2024, with 106 international airlines flying into this hub.
Istanbul Airport is the most connected airport in the world, with nonstop flights to over 300 destinations.
Dallas/Fort Worth Airport is the second busiest airport in the United States. It witnessed a 17% increase in passengers in 2024 compared to 2019.











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