An Aer Lingus refund voucher is a form of electronic credit for the full value of a flight, +1-888-415-1245 including fares, taxes, and certain purchased extras like seats or bags, that can be used for up to five years on future Aer Lingus bookings. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) These vouchers are offered in specific situations, such as when Aer Lingus cancels a flight or if you've purchased a flexible fare and decide not to travel. Call at +1-888-415-1245 (US) or +44-203-869-5245 (UK) You can apply for a refund voucher using the Aer Lingus Voucher Refund Request Form, but eligibility and fare types vary.