UPS B752 enroute on Nov 25th 2025, loss of cabin pressure

Last Update: November 26, 2025 / 15:54:18 GMT/Zulu time

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Incident Facts

Date of incident
Nov 25, 2025

Classification
Incident

Cause
Loss of cabin pressure

Airline
UPS

Flight number
5X-1278

Departure
Louisville, United States

Destination
Raleigh/Durham, United States

Aircraft Registration
N454UP

Aircraft Type
Boeing 757-200

ICAO Type Designator
B752

A UPS United Parcel Service Boeing 757-200, registration N454UP performing flight 5X-1278 from Louisville,KY to Raleigh/Durham,NC (USA), was enroute at FL310 about 100nm eastsoutheast of Louisville about 3 minutes after levelling off at FL310 when the crew initiated a descent to FL180 due to the loss of cabin pressure. The aircraft continued to Raleigh/Durham for a safe landing about 50 minutes later.

The aircraft returned to service after about 17 hours on the ground.
Aircraft Registration Data
Registration mark
N454UP
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
757-24APF
Number of Seats
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ICAO Aircraft Type
B752
Year of Manufacture
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Serial Number
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Aircraft Address / Mode S Code (HEX)
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Engine Count
M Subscribe to unlock
Engine Manufacturer
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Engine Model
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Engine Type
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Pounds of Thrust
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Main Owner
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Incident Facts

Date of incident
Nov 25, 2025

Classification
Incident

Cause
Loss of cabin pressure

Airline
UPS

Flight number
5X-1278

Departure
Louisville, United States

Destination
Raleigh/Durham, United States

Aircraft Registration
N454UP

Aircraft Type
Boeing 757-200

ICAO Type Designator
B752

This article is published under license from Avherald.com. © of text by Avherald.com.
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