What Are the 10 Largest Airports in the USA?

The United States is home to some of the busiest and bigger airports in the US, serving millions of travelers every year. These airports connect domestic and international destinations, making air travel more convenient for business and leisure passengers alike. If you've ever wondered what is the US largest airport or which facilities rank among the biggest airport in the USA, this guide highlights the top 10 largest airports based on land area and operational scale.

1. Denver International Airport (DEN), Colorado

Denver International Airport is widely recognized as the largest airport in the United States by land area. Covering approximately 33,500 acres, it is often the answer to the question, "what is the US largest airport?"

2. Dallas/Fort Worth International Airport (DFW), Texas

DFW spans nearly 17,200 acres and serves as one of the country's most important aviation hubs. It offers extensive domestic and international flight connections.

3. Orlando International Airport (MCO), Florida

Orlando International Airport covers more than 13,000 acres and is one of the busiest gateways for tourists visiting Florida's attractions.

4. Washington Dulles International Airport (IAD), Virginia

Located near Washington, D.C., Dulles occupies around 13,000 acres and handles significant international passenger traffic.

5. George Bush Intercontinental Airport (IAH), Texas

Houston's major airport spans roughly 10,000 acres and serves travelers across North America, Latin America, Europe, and Asia.

6. Salt Lake City International Airport (SLC), Utah

SLC covers over 7,700 acres and plays a key role in connecting travelers throughout the western United States.

7. O'Hare International Airport (ORD), Illinois

Chicago O'Hare is one of the world's busiest airports and occupies approximately 7,600 acres.

8. San Francisco International Airport (SFO), California

Serving millions of passengers annually, SFO spans around 5,200 acres and remains a major gateway to the Pacific region.

9. John F. Kennedy International Airport (JFK), New York

JFK is among the most recognized airports in America, covering nearly 5,000 acres and handling substantial international traffic.

10. Detroit Metropolitan Wayne County Airport (DTW), Michigan

DTW spans approximately 4,850 acres and serves as a major hub for domestic and international travelers.

Final Thoughts

When discussing the bigger airports in the US, Denver International Airport consistently ranks first by size. However, each airport on this list plays a critical role in the nation's transportation network. Whether you're researching the biggest airport in the USA or planning future travel, understanding these major aviation hubs can help you navigate America's extensive air travel system more efficiently.