# NTSB DCA25WA235: Boeing 787, near waypoint DAGAG, Singapore, June 10, 2025

- Type: NTSB accident investigation
- Classification: Accident · Class 5 · Foreign
- Date: June 10, 2025
- Place: near waypoint DAGAG, Singapore
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute: Turbulence encounter](https://openairdocs.org/ntsb-events/360)
- Status: Led by another country's authority
- Investigation class: Class 5 - No publish
- NTSB office: Major Investigations Division
- Lead agency: Other
- Parties: Singapore Ministry of Transport, Transport Safety Investigation Bureau
- NTSB case key (mKey): 200346
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA25WA235
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/200346/pdf
- Page: https://openairdocs.org/ntsb/DCA25WA235

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute: Turbulence encounter](https://openairdocs.org/ntsb-events/360) (defining event); cases with it: [All aircraft, 423 cases](https://openairdocs.org/ntsb-events/360/sequence.md)

## Aircraft

- Registration: 9V-OFI (not matched to a registry record)
- Reported make and model: BOEING 787 (9)
- Category: Airplane
- Damage: No damage
- Flight: Non-U.S., commercial
- Operator: Scoot
- Airworthiness certificate: Standard, Transport
- Departed: Singapore
- Destination: Guangzhou

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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