10 Largest Airport in the United States in 2025

10. Detroit Metropolitan Airport (DTW) – Large Midwest hub with extensive runway capacity.

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9. John F. Kennedy International Airport (JFK) – Key international hub with wide operational space.

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8. San Francisco International Airport (SFO) – Major transpacific gateway with large runways.

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7. O'Hare International Airport (ORD) – One of the busiest airports, requiring extensive terminal space.

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6. Salt Lake City International Airport (SLC) – Large layout for efficiency and growing western U.S. travel demand.

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5. George Bush Intercontinental Airport (IAH) – Expansive hub for domestic and Latin American flights.

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4. Washington Dulles International Airport (IAD) – Serves the capital region with significant international traffic.

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3. Orlando International Airport (MCO) – Key tourist gateway to Florida, requiring large infrastructure.

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2. Dallas/Fort Worth International Airport (DFW) – Major hub with five terminals and extensive runways.

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1. Denver International Airport (DEN) – Largest in the U.S., designed for future expansion.

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