New Delhi Air India has been judged as the world's fourth most punctual airline in June, according to prestigious Cirium's On-Time Performance (OTP) rankings. Saudia airlines topped rankings followed by Korean Air, Aeromexico while Singapore Airlines was ranked fifth.The Tata Group-owned airline recorded an on-time arrival rate of 86.85% across 15,135 flights during the month, underscoring signficant improvements in schedule reliability. The airline said that this ranking reflects sustained investments in operational resilience, improved network planning, and enhanced execution across its domestic and international operations.