RAF Typhoon jets have escorted a Ryanair flight to Stansted Airport after "reports of a security alert" on board.
Two men have been arrested on suspicion of making threats to endanger an aircraft after the flight from Krakow to Dublin was forced to divert.
Ryanair said in a statement that a note was found in one of the plane’s toilets claiming that there were explosives on board.
Essex Police said nothing suspicious was found on board the aircraft following investigations.
A police spokesman said: "A flight from Krakow to Dublin was diverted to Stansted Airport at around 6.40pm on Monday July 13 due to reports of a security alert.
"Following investigations on the plane, we have been able to establish there is nothing suspicious on board.
"The aircraft has been handed back to Stansted Airport and the operator.
"Two men – aged 47 and 26 – have been arrested on suspicion of making threats to endanger an aircraft and are currently in custody.
"We appreciate the patience and understanding of everyone involved."
The Royal Air Force aircraft were scrambled from RAF Coningsby in Lincolnshire.
Cover image: Library photo of Typhoons.