JFK Airport is the 6th busiest airport in the United States. As of 2011, it already had more than 47 million passengers. As New York City’s main international airport, almost all major international airlines in the world come and go in JFK airport’s runways. If you’re visiting New York, then you’re most likely to touch down here. Because this is a very busy airport, there’s no time to wait in long lines for taxis or shuttles. You’re most likely eager to get started on exploring the city or a few hours from a business meeting. So to save time, it’s best to skip the lines and head on straight to your car.