Flights from UK Airports being Cancelled
Flights from British airports are being cancelled and delayed by a computer problem at the main air traffic control centre at Swanwick in Hampshire.
All departures have been suspended from London's Luton airport due to air traffic control restrictions.
Arrivals are also subject to delays. Passengers are being advised to contact their airline before travelling.
Heathrow Airport is also reporting disruption on all flights due to technical problems.
The Control Flow Management Unit at Eurocontrol in Brussels confirmed that the London Area Control Centre, which covers the south east of England, has suffered a computer failure.