# Incident 20250930018629I: Boeing 737-883, Los Angeles, CA, September 30, 2025

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: September 30, 2025, 06:20 local time
- Place: Los Angeles, CA
- Airport: Los Angeles International Airp
- Damage: Minor damage
- Phase of flight: Takeoff: Climb Out
- Operating rules: Air carrier (Part 121)
- Operator: K11A
- Location: 33.9425° N, 118.4080° W: Placed by OpenAirDocs at LOS ANGELES INTL (LAX), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.9425&lon=-118.4080&mi=10
- Aircraft: N326FL, registered now (https://openairdocs.org/aircraft/N326FL) (OpenAirDocs)
- Registry model: Boeing 737-883 (registry code 13844C2, https://openairdocs.org/model/boeing-737-883) (OpenAirDocs)
- Registry engine: CFM International CFM56-7B26 series (registry code 13045, https://openairdocs.org/engine/cfm-international-cfm56-7b26-series) (OpenAirDocs)
- Reported make and model: BOEING 737-883
- Reported engine: CFM INTL CFM56-7B26
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20250930018629I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON 09/30/2025 THE CREW OF N326FL, A BOEING 737-883, FLIGHT ^PRIVACY DATA OMITTED^ SCHEDULED LAX TO PHX PERFORMED AN AIR RETURN TO LAX AS DOCUMENTED ON LOGPAGE ^PRIVACY DATA OMITTED^. DURING THE CLIMB OUT OF LAX AT FLIGHT LEVEL (FL) 250 THE AIRCRAFT HAD A DECOMPRESSION EVENT. THE CREW NOTIFIED TOWER OF THE EMERGENCY AND REQUESTED RETURN TO LAX. AFTER LANDING, DURING THE WALK AROUND THE FIRST CABIN WINDOW PLUG ON THE LEFT SIDE WAS DISCOVERED TO BE MISSING.  ^PRIVACY DATA OMITTED^ MAINTENANCE (MX) REPLACED THE WINDOW PLUG, PERFORMED A CONDITIONAL AND PRESSURIZATION INSPECTION AS DOCUMENTED ON LOGPAGE ^PRIVACY DATA OMITTED^. ADDITIONALLY, ^PRIVACY DATA OMITTED^ MX INSPECTED THE FIVE WINDOW PLUGS AFT OF THE AFFECTED WINDOW WITH NO DISCREPANCIES NOTED.

K11A MANAGEMENT OPENED SDR K11A2025093000352 AND SRA REPORTS 159 AND 164 FOR THIS EVENT. SDR K11A2025093000352 WAS CLOSED ON 11/04/2025, SRA REPORT 159 WAS CLOSED ON 01/06/2026 AND SRA REPORT 164 WAS CLOSED ON 01/07/2026. THIS OFFICE PERFORMED A REVIEW OF N326FL OCTOBER, NOVEMBER AND DECEMBER CASS REPORTS AND FOUND NO SIMILAR WINDOW PLUG DEPARTURE DISCREPANCIES. K11A HAS NOT RECOVERED THE DEPARTED WINDOW PLUG FOR ANALYSIS. DUE TO THE LACK OF INFORMATION, UNABLE TO DETERMINE THE ROOT CAUSE OF THE INCIDENT OR WHETHER COMPLIANCE, ADMINISTRATIVE, OR LEGAL ENFORCEMENT ACTION IS APPROPRIATE FOR SAID DEVIATION. RECOMMEND THIS AIRWORTHINESS INCIDENT INVESTIGATION FOR CLOSURE.

BOTH PILOTS SUBMITTED SUBSEQUENT ASAP REPORTS.

BOTH PILOTS REPORTED VISUAL METEOROLOGICAL CONDITIONS (VMC) FOR THIS EVENT.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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