Air New Zealand has dethroned Singapore Airlines to reclaim the title of world’s best airline for the sixth time.

AirlineRatings.com released the latest edition of its annual ranking, which is based on 12 criteria including fleet age, passenger reviews, profitability, investment rating, product offerings and staff relations.

This year, the flagship carrier of New Zealand took top honors, nudging Singapore Airlines into second place, followed by All Nippon Airways, Qantas and Cathay Pacific.

South Korea’s largest airline Korean Air ranked 15th on the list. (AFP)