7 Busiest Airports in the USA
Let’s start with the biggest and the baddest. Pictured above, Hartsfield–Jackson Atlanta International Airport hosted 101.4 million passengers in 2015 and was the most trafficked airport in the world. This is primarily due to ATL being Delta’s main hub and the primary international gateway for SkyTeam flights.

2. O’Hare International Airport – 76.9 million passengers

3. Los Angeles International Airport – 74.9 million passengers

4. Dallas/Fort Worth International Airport – 64.1 million passengers

5. John F. Kennedy International Airport – 56.8 million passengers

6. Denver International Airport – 54 million passengers

7. San Francisco International Airport – 50 million passengers