Reports received by the Civil Aviation Authority of the Philippines (CAAP) said that PAL flight PR 321 was already preparing to land at the Kalibo International Airport when its pilot heard a hydraulic explosion.
The CAAP said that the pilot, instead of pushing through with the landing, turned back the aircraft and made an emergency landing at the Ninoy Aquino International Airport.
An earlier radio dzMM report said that the incident happened around 9:45 a.m.. The aircraft left Manila around 8:52 a.m.
The report said that the pilot decided to circle back to Manila after an incident of "misapproach" on the Kalibo International Airport runway.
The CAAP said that the PAL flight landed safely at the NAIA. Its 127 passengers were also safe and have been transferred to another PAL flight bound for Kalibo.The CAAP said that investigations are ongoing to determine the cause of the hydraulic explosion.