Greater Manchester Police said Wednesday that the man was examined by medical staff and a mental health team following his arrest. Police have not released the man's name.
British fighter jets were scrambled to escort Qatar Airways Flight 23, which carryied 269 passengers and 13 crew on a flight from Doha, Qatar. It landed without incident Tuesday at Manchester Airport, the flight's original destination.
Qatar Airways said in a statement that the crew on the Airbus A330-300 received a ''threat about a possible device on board'' and immediately alerted British authorities.