Delta B712 at St. Louis on Dec 2nd 2025, smell in cabin

Last Update: December 5, 2025 / 16:14:23 GMT/Zulu time

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Incident Facts

Date of incident
Dec 2, 2025

Classification
Incident

Airline
Delta Airlines

Flight number
DL-9952

Departure
Saint Louis, United States

Destination
Detroit, United States

Aircraft Registration
N935AT

Aircraft Type
Boeing 717-200

ICAO Type Designator
B712

A Delta Airlines Boeing 717-200, registration N935AT performing flight DL-9952 from Saint Louis,MO to Detroit,MI (USA) with 2 crew, was climbing out of Saint Louis' runway 29 when the crew stopped the climb at about 5000 feet reporting an acidic smell in the cabin. The aircraft returned to Saint Louis for a safe landing on runway 29 about 12 minutes after departure and stopped on the runway for about 5 minutes before taxiing to the apron.

The aircraft, that should have flown flight DL-1626, which was cancelled, the day before, remained on the ground for about 35 hours, then positioned to Atlanta,GA (USA) and is still on the ground in Atlanta 2 days after landing there.
Aircraft Registration Data
Registration mark
N935AT
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
717-200
Number of Seats
Gjq Subscribe to unlock
ICAO Aircraft Type
B712
Year of Manufacture
Jcen Subscribe to unlock
Serial Number
LicbA Subscribe to unlock
Aircraft Address / Mode S Code (HEX)
Bj jjf Subscribe to unlock
Engine Count
K Subscribe to unlock
Engine Manufacturer
Nchndgcge Subscribe to unlock
Engine Model
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Engine Type
Efgl kebA Subscribe to unlock
Pounds of Thrust
Jkbhb Subscribe to unlock
Main Owner
QAgql nkAAenmhffAhh gqflikcjiiecc mqkkAegnbepdkheeefql qdiAqlpnmjphbAppjnbcjghlejinimgkmcccbmfdjheAmAfk kkejkqg Subscribe to unlock
Incident Facts

Date of incident
Dec 2, 2025

Classification
Incident

Airline
Delta Airlines

Flight number
DL-9952

Departure
Saint Louis, United States

Destination
Detroit, United States

Aircraft Registration
N935AT

Aircraft Type
Boeing 717-200

ICAO Type Designator
B712

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