Planzo
Blog post

Top 10 biggest airports in the world

5 min
Jul 10, 2025
Planingo

The world's largest airports are massive hubs of international travel and commerce. The top 10, led by King Fahd International Airport in Saudi Arabia, are defined by their sheer size, which allows them to handle millions of passengers and extensive cargo operations. Other giants on the list include Denver International Airport, Dallas/Fort Worth, and Beijing Daxing, each a crucial node in their respective region. These airports are not just large; they are vital infrastructure connecting people and economies globally.

When we think about air travel, the sheer size and complexity of some airports can be mind-boggling. From sprawling terminals to extensive runways, the world's largest airports are marvels of modern engineering, designed to handle millions of passengers and tons of cargo each year. In this post, we explore the top 10 biggest airports in the world, examining what makes them stand out and why they are crucial hubs in the international travel network.

King Fahd International Airport (DMM) - Saudi Arabia

1. King Fahd International Airport (DMM) - Saudi Arabia

Size: 780 square kilometers

King Fahd International Airport in Dammam, Saudi Arabia, holds the title of the largest airport in the world by area. Its massive size allows for expansive facilities, including multiple terminals, cargo spaces, and even a residential area for staff. Despite its size, it sees a moderate amount of passenger traffic compared to other major airports.

2. Denver International Airport (DEN) - USA

Size: 135.7 square kilometers

Denver International Airport is the largest airport in the United States and the second largest globally. Known for its distinctive tent-like roof structure, it serves as a major hub for domestic and international flights. Its extensive runways and facilities make it a critical node in American air travel.

3. Dallas/Fort Worth International Airport (DFW) - USA

Size: 69.6 square kilometers

Dallas/Fort Worth International Airport ranks third globally and is a central hub for flights throughout the Americas. Its efficient layout and multiple terminals are designed to handle a high volume of passengers and cargo, making it one of the busiest airports in the world.

4. Orlando International Airport (MCO) - USA

Size: 53.8 square kilometers

Orlando International Airport is known for its spacious design and strategic location near major tourist attractions. Its large area accommodates extensive passenger services and cargo operations, making it a key airport in the southeastern United States.

5. Washington Dulles International Airport (IAD) - USA

Size: 52.6 square kilometers

Located in Virginia, Washington Dulles International Airport serves the Washington, D.C. metropolitan area. Its significant size allows it to handle numerous international flights, contributing to its status as a primary gateway to the United States.

6. Beijing Daxing International Airport (PKX) - China

Size: 47 square kilometers

Beijing Daxing International Airport, also known as "The Starfish" due to its unique design, is one of the newest and most advanced airports in the world. Its innovative layout and massive terminal area make it a significant hub for both domestic and international flights in Asia.

7. George Bush Intercontinental Airport (IAH) - USA

Size: 44.5 square kilometers

Serving the Houston metropolitan area, George Bush Intercontinental Airport is a key hub for flights to Latin America and beyond. Its large size accommodates extensive passenger and cargo operations, supporting Houston's status as a global city.

8. Shanghai Pudong International Airport (PVG) - China

Size: 39.9 square kilometers

Shanghai Pudong International Airport is a central hub for flights throughout Asia and beyond. Its vast area and state-of-the-art facilities make it one of the busiest and most important airports in the region.

9. Cairo International Airport (CAI) - Egypt

Size: 36.3 square kilometers

As the largest airport in Africa, Cairo International Airport is a crucial hub for flights to and from the continent. Its large area supports extensive passenger services and cargo operations, making it a vital link between Africa and the rest of the world.

10. Suvarnabhumi Airport (BKK) - Thailand

Size: 32.4 square kilometers

Suvarnabhumi Airport, located in Bangkok, is one of the busiest airports in Southeast Asia. Its significant size allows it to handle a high volume of passenger traffic, serving as an essential gateway to Thailand and the surrounding region.

Conclusion

The biggest airports in the world are not just about size; they are essential hubs that connect people and goods across the globe. Each airport on this list plays a crucial role in international travel and trade, showcasing the importance of efficient and expansive air travel infrastructure.

Planingo

Planingo

FAQ

Loading FAQ...