The airports have been struggling due to staff shortages since Covid-19 travel restrictions were removed.
The industry has faced criticism for the scale of lay-offs during the pandemic and the slow speed of recruitment once the skies reopened.
Several European airports, including France’s Charles de Gaulle, have struggled to cope with passenger flows due to staff shortages as the travel industry recovers from the pandemic.
Manchester and Heathrow airports have been hit by huge queues of passengers.
Up to one in 10 flights will be dropped at…