The safest airline in the world in 2025 sure puts in a lot of miles. Air New Zealand, which flies one of the longest regularly-scheduled routes on the entire planet, took took the top award, handed out by AirlineRatings.com. The Kiwi carrier serves Auckland, New Zealand’s largest city, from New York’s JFK Airport — a distance of 8,828 miles. The trip takes 16 hours and 15 minutes.