<page_title> List of the busiest airports in the United States </page_title> <section_title> Busiest US airports by total passenger boardings </section_title> <table> <cell> John F. Kennedy International Airport <col_header> Airports (large hubs) </col_header> </cell> <cell> Newark Liberty International Airport <col_header> Airports (large hubs) </col_header> </cell> </table>
JFK and Newark Liberty were the busiest airports in the U.S. by air passengers.