Cirium is a global aviation analytics company that tracks airline and airport performance using real-time flight data. Its datasets are used by airlines, airports, governments and travel organisations ...

Ever wondered why your flight sometimes takes off late but still manages to land “on time” — or even early? For instance, the Delhi–Mumbai route may take 1 hour 45 minutes one day and 2 hours 45 ...

Delta Airlines led North American carriers in on-time performance for the fifth consecutive year in 2025 at 80.90%. (Smiley N. Pool/The Dallas Morning News) Dallas-Fort Worth’s hometown airlines ...

Flight boards tell you a lot before you ever step on a plane. If an airline runs on time, the experience usually feels smoother from the start. Cirium’s latest global rankings, released ahead of 2026, ...

From government shutdowns to foggy morning and thunderstorms, flight delays have become a normal part of airline travel. For major airlines, that might operate thousands of flights per day, a few ...