Airport Moline in the United States

Over 932 million passengers caught flights on United States carriers during 2016. More passengers chose to fly on Southwest than any other airline followed by American and Delta with most flights filling to about 84 percent occupancy. The average passenger trip length was 1,474 miles. The busiest month for airports in the United States was July followed closely by June and August. Many different airports saw a rise in the number of passengers catching flights bound for cities in the United States.

5 Busiest Airports in the United States

The busiest airport in the United States remains Hartsfield-Jackson Atlanta International Airport in Atlanta, Georgia. Over 44,873,000 passengers caught a flight from this airport, which is a decrease of 0.56 percent over the previous year. Delta maintains the world’s busiest hub at this airport which also serves as a hub for Frontier Airlines, Southwest Airlines, and Spirit Airlines.

The second busiest airport in the United States is O’Hare International Airport in Chicago where over 31,132,000 passengers started their air flight. This airport has eight runways which are more than any other United States airport. O’Hare serves as a hub airport for United and American along with being a focus city for Frontier and Sprint.

Los Angeles International Airport is the third busiest airport with over 27,465,000 passengers catching flights from this California airport. This airport serves as a focus or hub city for more mainland United States carriers than any other United States airport, it is also the only airport to rank in the top five for both passengers embarked and cargo moved.

The fourth busiest airport for flights to United States cities is Denver International Airport, which is also the largest airport in the United States by land mass. Over 25,982,000 embarked on a domestic flight from this location. United and Southwest almost tie for the most passengers served from this location.

Rounding out the top five for passengers traveling to another United States city is Dallas-Fort Worth International Airport with 27,903,000 passengers embarking here. American Airlines operates the world’s second busiest hub at this airport.

Rounding Out the Top 25 Airports in the United States

Like the top five airports in the United States, the next 20 are scattered across the United States. They each have their own focal points. A few are located relatively close together, so it may save companies money if they check the prices at other possible locations.

Busiest Airports in the United States No. 6-25  
RankLocationPassengers ServedMajor Carrier
6McCarran International20,516,000Southwest
7Charlotte Douglas International20,394American
8Phoenix Sky Harbor20,201,000American
9Seattle/Tacoma International18,810,000Alaska
10San Francisco International19,243.000United
11Orlando International17,056,000Southwest
12Minneapolis-St Paul International Airport16,619,000Delta
13Detroit Metro Wayne County15,081,000Delta
15George Bush Intercontinental Airport15,299,000United
16Newark Liberty International Airport13,422,000United
17John F. Kennedy13,464,000Jetblue
18LaGuardia13,829,000Delta
19Philadelphia International13,138,000American
20Baltimore/Washington Thurgood Marshall11,513,000Southwest
21Fort Lauderdale-Hollywood International10,975,000JetBlue
22Ronald Reagan Washington National11,252,000American
23Salt Lake City International10,538.000Delta
24Chicago Midway International10,597,000Southwest
25Miami International10,790,000American

Remember that these are the airports ranked by number of passengers starting their United States destination trip there.

The busiest airports in the United States handle the majority of 932 million passengers who get on and off a plane in the country annually. Currently, most planes fly at about 82 percent capacity. The number of people flying continues to rise each year. Therefore, these airports are likely to get busier.