A new study recently revealed the top-10 busiest air routes in North America, and the results just may surprise you.According to air service development event organizer Routes, almost 3.7 million passengers traveled between Mexico City International Airport and Cancun International Airport during the twelve-month period between November 1, 2016, and October 31, 2017. The average cost of a ticket was $72.As for the busiest route in the United States, the journey from Los Angeles International Airport to New York City’s John F. Kennedy International Airport ranked second with 2.8 million people.MORE Airlines & AirportsNot only is the flight between Los Angeles and New York the longest in the top 10, it’s also the most expensive with a one-way ticket averaging $338.The third busiest route runs between Mexico City and Monterrey International Airport, while New York City’s LaGuardia Airport to Chicago’s O'Hare International Airport, which boasted 2.36 million passengers last year comes in at number four. Rounding out the top five busiest routes is San Francisco International Airport to Los Angeles, which flew 2.2 million passengers over the last year.Routes provided a full list of the top ten busiest flights:1. Mexico City International Airport to Cancun International Airport2. Los Angeles International Airport to John F. Kennedy International Airport3. Mexico City International Airport to Monterrey International Airport 4. LaGuardia Airport to O'Hare International Airport5. San Francisco International Airport to Los Angeles International AirportREAD MORE: Delta Adds Premium Service to More Domestic Routes6. Guadalajara International Airport to Mexico City International Airport7. Los Angeles International Airport to Seattle-Tacoma International Airport8. San Francisco International Airport to John F. Kennedy International Airport9. LaGuardia Airport to Atlanta Hartsfield-Jackson International Airport10. Orlando International Airport to Newark Liberty International AirportFollow @Donald_Wood