HOUSTON- Chicago-based United Airlines (UA) flight from Houston (IAH) to Buenos Aires made a U-turn after an issue with the temperature sensor. The incident occurred on a flight on August 9, 2023, and Boeing 777 operated the flight.
The Federal Aviation Administration (FAA) is currently investigating this issue.

United Houston to Buenos Aires Flight U-Turn
According to FAA, On Wednesday, August 9, United Airlines Flight 819 successfully made its way back to George Bush Intercontinental Airport in Houston at approximately 9:20 p.m. local time.
The return was prompted by the flight crew’s notification of a temperature sensor concern. The Boeing 777 aircraft was en route to Ministro Pistarini International Airport in Argentina, added FAA.
Now let us establish a timeline using FlightRadar24,
The United flight UA819 from George Bush Intercontinental in Houston Airport (IAH) at around 1:25 AM UTC. Subsequently, the flight was expected to land in Buenos Aires (EZE) after more than nine hours.
After being airborne for almost 30 minutes, the flight crew reported an issue with the temperature sensor and contacted IAH ATC. Following the clearance, the flight crew turned back to IAH and landed safely at 2:42 AM UTC.
The aircraft remained airborne for almost one hour and 17 minutes. Further, the flight was operated using Boeing 777-200ER, registered as N77014. It is an almost 24 years old aircraft.

Similar Incident
United Airlines (UA) flight from Dulles International Airport (IAD) in Washington to London Heathrow (LHR) made a U-turn due to a problem with landing gear.
Federal Aviation Administration (FAA) officially reported,
United Airlines Flight 924 safely executed a return to Dulles International Airport after the flight crew notified of a landing gear concern at approximately 2:35 a.m. local time on Thursday, August 3. Subsequently, the passengers disembarked on the taxiway and were transported to the terminal via buses. The Boeing 767, originally en route to London Heathrow International Airport, was involved in the incident.FAA Statement
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