LONDON — A Royal Air Force fighter jet escorted a Ryanair plane to Stansted Airport, north of London, on Wednesday after the flight from Lithuania was diverted because of a security threat, the airline and the authorities said.
The police said that the plane, which originated in Kaunas, Lithuania, had landed safely around 8:55 a.m., and that passengers had been escorted off the flight. Ryanair later said a “suspected hoax security alert” had been flagged by the Lithuanian authorities.
Flights were briefly halted, the airport said, but were now “arriving and departing as normal.”
It was not immediately clear why the jet had required a military escort. Loud noises were reported in the Suffolk area of England, but the police said the sounds had come from a military plane.
“We can now confirm that the loud bangs heard across Suffolk this morning was a sonic boom produced by military aircraft,” the police wrote on Twitter.
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