Aer Lingus Name Change Policy allows passengers to make name changes on bookings for a fee, subject to certain conditions. Name changes must be requested at least 2 hours before the scheduled departure time. They require valid identification and proof of name change eligibility. Fees vary depending on the fare type and route.
 
visit more information - https://flighttravo.com/name-change/aer-lingus-name-change-policy/