Live departure boards this afternoon showed several holiday flights running significantly behind schedule, with some departures delayed by more than two and a half hours. EasyJet's service to Alicante is running 65 minutes late, while a KLM departure to Amsterdam is delayed by 40 minutes. Earlier today, another KLM flight to Amsterdam was delayed by 48 minutes, while an EasyJet service to Las Palmas was running 75 minutes behind schedule. Airport data indicates around a quarter of departures have been affected by delays today, with flights leaving between 15 and 22 minutes behind schedule on average. Passengers due to travel later today are advised to check the latest status of their flight with their airline before heading to the airport.