For the many travelers heading to Asia in 2025, these are the most punctual airlines: Japan Airlines Co., All Nippon Airways and Singapore Airlines, in descending order. In Europe, Madrid-based Iberia Express and its big sibling Iberia took first and second place, respectively.

Mexican airline Aeromexico had the world’s best record for on-time arrivals in 2024, according to new analysis. Delta Air Lines was the top-ranked U.S. carrier. Aviation-data provider Cirium’s annual On-Time Performance Review found 86.

Delta ranked highest among U.S. carriers despite a computer outage​ in July that caused thousands of cancellations.

Here's a quick rundown of the top-performing airlines, as well as large airports that saw the highest on-time rates — featuring one of the most popular U.S. cities for vacatione