Discover the key cancellation differences between Aer Lingus Flex and Saver fares. This guide explains refund eligibility, change fees, and flexibility options for each fare type. Learn which ticket offers better value if your plans change, and make informed decisions when booking with Aer Lingus to avoid unnecessary cancellation costs and maximize travel flexibility in 2025. https://www.flightaura.com/cancellation-policy/aer-lingus-cancellation-policy/