Aer Lingus changed my flight. What should I compare before accepting?
When an agency or partner airline sold the ticket, Aer Lingus notifies that seller, and its guidance directs you to contact the seller about the available choices.

Important unknowns
- No specific change duration, waiver, refund entitlement or availability established.
Sources and last checked
- Cancellations and schedule changeshttps://www.aerlingus.com/support/disrupted-flights/cancellations-and-schedule-changes/