- The flight crew suspected a technical issue en route, forcing a precautionary landing, said the airline
 - "We regret the inconvenience caused to the passengers due to the unforeseen situation," said the airline
 - According to flight tracking website Flightradar24.com, a Boeing 777 aircraft was operating the flight
 
An Air India San Francisco-Delhi flight made a precautionary landing at Ulaanbataatar in Mongolia after the flight crew suspected a technical issue en route, the airline said in a statement.
"The aircraft landed safely at Ulaanbaatar and is undergoing the necessary checks. We are working closely with our partners to support all passengers while we make efforts to get everyone on their way to the destination at the earliest opportunity," said the airline.
"We regret the inconvenience caused to the passengers due to the unforeseen situation. At Air India, the safety of passengers and crew remain top priority," the airline added.
According to information available on flight tracking website Flightradar24.com, a Boeing 777 aircraft was operating the flight.
The airline said hotel and food arrangements have been made for the stay of the passengers.
It further said that it is making alternative arrangements to fly the passengers to Delhi at the earliest.
The Ministry of External Affairs is extending all possible help to Air India passengers stranded in Mongolia.
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