"As a result, London City Airport is now closed", said the London City Airport in an official statement.
"While we endeavour to progess the operation as quickly as possible and minimise disruption, it is important that all of the necessary steps and precautions are taken to ensure it is dealt with safely", the Met said on Monday morning.
"The ordnance was discovered as part of pre-planned work at London City Airport and reported to the police at 05:06hrs on Sunday, 11 February", a statement from Scotland Yard read.
London City Airport closed and carriers including British Airways and CityJet cancelled flights after the discovery of an unexploded World War II bomb.
Turkish Troops Killed As Helicopter Downed: Prime Minister Binali Yildirim
Negotiations on the proposed measure are to begin on Monday, and diplomats said it could quickly come to a vote at the council. Three Turkish soldiers were killed and five soldiers were wounded in Afrin on February 10, an initial military statement said.
A 214 metre exclusion zone has been put in place around the area while the navy attempt to remove the device.
Passengers due to fly on Monday are advised not to travel to the airport until further notice.
"The operation to remove the ordnance is ongoing in partnership with our colleagues in the Royal Navy", the police added.
Robert Sinclair, the airport's chief executive, said: "I recognise this is causing inconvenience for our passengers, and in particular some of our local residents".