SQ321

Final investigative report on SQ321 incident

What happened on the turbulence-hit SIA flight that left one dead and 79 hurt?

The final report by the Transport Safety Investigation Bureau found that neither the on-board weather radar nor the pilots on SIA Flight SQ321 detected inclement weather.

Flight SQ321: Radar may have failed to detect weather that likely caused severe turbulence, probe finds

The release of the final report comes almost two years since Singapore Airlines flight SQ321 experienced severe turbulence, resulting in one death and 79 people injured.

SQ321 incident: Parts of aircraft’s weather radar system sent to US for tests, findings pending

In an interim update, Singapore investigators revealed 79 passengers were injured in the incident.

SQ321 incident: One year on, passengers recall how extreme turbulence upended their lives

Sudden, extreme turbulence caused flight SQ321 to drop 178 feet, or about 54m, in 4.6 seconds on May 21, 2024.

SIA joins turbulence data-sharing platform 5 months after SQ321 flight left 1 dead, dozens hurt

Singapore Airlines confirmed that it began using Iata's Turbulence Aware platform in November 2024.

‘I really wanted to live’: SQ321 passenger who fractured spine gets back on her feet

Ms Hong Mun Ying in the Bangkok hospital (left, centre) with her sister, Ms Hong Mun Wei (far left), and her mother, Ms Gan Bee Sin.

SIA resumes meal service when seat-belt sign is on, lifts stricter rules after turbulence incident in May

A total of 211 passengers and 18 crew members were on board the Boeing 777-300ER plane that was hit by turbulence on May 21.

SIA plane hit by turbulence in May makes test flight ahead of planned return to service

ST20240526-202401546469-Lim Yaohui-Samuel Devaraj-pixsq321/
SIA Plane, 9V-SWM, a Boeing 777-300ER, involved in SQ321 incident, returned back to Singapore at Changi Airport, photographed at 5.16pm on May 26, 2024.
The Singapore Airlines (SIA) plane which experienced severe air turbulence on May 21, resulting in one death and dozens of injuries, returned to Singapore on May 26 after being cleared for departure from Bangkok.
In response to queries from The Straits Times, an SIA spokesperson said that aircraft 9V-SWM, a Boeing 777-300ER, was flown back from Bangkok on May 26 and landed at 1.39pm.
(ST PHOTO: LIM YAOHUI)

Korean Air halts in-flight services 40 minutes before landing for passenger safety

The rule took effect on July 1, the same day that South Korea’s largest airline announced the measure.

ST Explains: What are the legal options for SQ321 passengers as SIA makes compensation offers?

An injured SQ321 passenger being transferred from Samitivej Srinakarin Hospital in Bangkok to another hospital on May 21.

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MDDI (P) 046/10/2025. Published by SPH Media Limited, Co. Regn. No.202120748H. Copyright © 2026 SPH Media Limited. All rights reserved.