If you want to cancel your Aer Lingus flight, then you can go through the below steps:
1. Go to the official Aer Lingus airlines website and then click on Manage Trip section.
2. Enter the booking number and last name into the given field.
3. Click on the Continue tab and then choose a booking that you want to cancel.
4. Follow the on-screen instructions to cancel your flight.
For more information, You can call on +1-855-284-6735 or visit: https://bit.ly/3nsc9hd
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