The appearance of a drone in the airspace over Lisbon Airport lead to the suspension of landings and diversion of flights. Incident occured at Humberto Delgado Airport, in Lisbon. According to a report made by CNN Portugal, UAV was successfully spotted between the Alcântara and Campolide area. Following the incident, operations at the airport were halted for approximately one hour for security reasons. The airport resumed it’s operations at 11:27.