Aer Lingus IT systems restored after 51 flights to and from Dublin Airport cancelled 

The company said a technical problem with its cloud-based reservation and operational systems is impacting check-in and boarding caused the disruption.

Aer Lingus has said that its IT systems have been restored and that flights for tomorrow are planned to operate as normal after severe disruption caused the cancellation of dozens of flights today.

Huge queues formed at Dublin Airport today after systems crashed for the airline, denying access to check-in, boarding and its website.