Up to half of all flights in Europe face delays today after a Europe-wide air traffic control system failed.

Eurocontrol, which runs the system, said that a technical problem means that as many as half a million passengers could be affected, disrupting travellers who went away for the Easter weekend.

‘Today 29,500 flights were expected in the European network. Approximately half of those could have some delay as a result of the system outage,’ Eurocontrol said. The agency said the system would be back up and running tomorrow.

London’s Gatwick Airport said seven or eight flights an hour were being delayed as a result and told passengers to check with their airlines.

Read more at the Daily Mail.