The 25 Busiest Airports in the United States

By: MELANIE RENZULLI | Pulished on 2024-01-15

McCarran International Airport

The 25 Busiest Airports in the United States-Trip AdviseRichard T. Nowitz / Getty Images

 

Location: Las Vegas, Nevada
Airport Code: LAS

 

Although Las Vegas' glitzy casinos are close by, travelers need not leave the McCarran International Airport to gamble, as there are more than 1,300 slot machines available right inside the terminals. Airlines that serve LAS include low-cost carriers like Southwest and Spirit, as well as United, American, and Delta.

Phoenix Sky Harbor International Airport

The 25 Busiest Airports in the United States-Trip AdviseChristian Petersen/Getty Images

 

Location: Phoenix, Arizona
Airport Code: PHX

 

Serving Phoenix and the greater Southwest area, Phoenix Sky Harbor has 100 gates across two terminals (Terminal 3 and 4). It's also known to be an extremely friendly airport thanks to its stellar customer service. The main airlines here are American Airlines, Delta, and Southwest.

More Article