Do travelers want to know before they leave How do I talk to a live person in Aer Lingus? Aer Lingus Airlines has online and physical methods for obtaining information. If you choose the online option, you will have to go through a lengthy process that involves visiting the airline's official website, traveling down, selecting the assistance option, and then following the IVR's instructions. In the event that your time runs out, you can log off. Next, phone your Aer Lingus number to talk with a customer directly and get your issue resolved.