Tens of thousands of engers’ flights have been cancelled by Aer Lingus

Pilots will begin work-to-rule action on Wednesday before an eight-hour strike on Saturday

A total of 56 flights were cancelled by airlines at Dublin Airport as of 12pm on Sunday

Aer Lingus has cancelled all flights to the UK and Europe from 2pm due to a systems' failure, causing chaotic scenes at Dublin Airport

Several of the cancellations have resulted from a cap placed on flights from London Heathrow

Airport operator DAA said the 'vast majority' of engers are now moving through security screening in less than 45 minutes

The union representing security staff at Dublin Airport have yet to comment on the matter.

Around 4,000 people will be affected by Aer Lingus flight cancellations this weekend.

Twenty-seven per cent of flights cancelled at Dublin Airport this week were chalked off within six hours of takeoff.