United B739 near Chicago on Apr 30th 2026, odour in cabin

Last Update: May 1, 2026 / 17:13:30 GMT/Zulu time

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Incident Facts

Date of incident
Apr 30, 2026

Classification
Incident

Airline
United

Flight number
UA-1631

Departure
Newark, United States

Destination
Las Vegas, United States

Aircraft Registration
N61882

Aircraft Type
Boeing 737-900

ICAO Type Designator
B739

A United Boeing 737-900, registration N61882 performing flight UA-1631 from Newark,NJ to Las Vegas,NV (USA), was enroute at FL320 about 150nm north of Chicago,IL (USA) when the crew decided to divert to Chicago O'Hare,IL reporting an unusual odour in the back of the cabin. The aircraft landed safely on O'Hare's runway 28R about 30 minutes later.

The airline reported the aircraft diverted to Chicago due to an odour in the back of the cabin.

A replacement Boeing 737-900 registration N69838 reached Las Vegas with a delay of about 4.5 hours.

The occurrence aircraft returned to service about 24.5 hours after landing.
Aircraft Registration Data
Registration mark
N61882
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
737-924ER
Number of Seats
Fee Subscribe to unlock
ICAO Aircraft Type
B739
Year of Manufacture
J cc Subscribe to unlock
Serial Number
Ikknp Subscribe to unlock
Aircraft Address / Mode S Code (HEX)
Ndnkkk Subscribe to unlock
Engine Count
B Subscribe to unlock
Engine Manufacturer
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Engine Model
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Engine Type
AeAqkdiig Subscribe to unlock
Pounds of Thrust
Bjdmd Subscribe to unlock
Main Owner
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Incident Facts

Date of incident
Apr 30, 2026

Classification
Incident

Airline
United

Flight number
UA-1631

Departure
Newark, United States

Destination
Las Vegas, United States

Aircraft Registration
N61882

Aircraft Type
Boeing 737-900

ICAO Type Designator
B739

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