London City Airport have advised passengers to check with airlines for the status of flights, following a Black Lives Matter protest on Tuesday morning.
They said the passenger terminal building is open, but is "understandably very busy".
British Airways have currently suspended all flights from the airport and advised customers to check with the airline before leaving home.
In a statement, they said: "Due to protester action at London City Airport all flights have been suspended.
"We would advise customers to check with the airline before leaving home."
Disruption continues due to protestors at LCY, police are on site. We apologise for inconvenience, check with airline for flight status.
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