Aer Lingus
Here’s every CAA-published number for Aer Lingus in the FY25 reporting period (Q2 2024 - Q1 2025). Lower complaint rates and uphold rates are better - but a high uphold rate means the airline rejected lots of valid complaints first time, which is its own signal.
Data last updated: CAA Passenger Complaints, FY26
Rating
CAA-published metrics
Complaints per million passengers
57
Single-period figure - sparkline appears once we have a second CAA snapshot.
Uphold rate
57%
Single-period figure - sparkline appears once we have a second CAA snapshot.
Cases accepted for adjudication
249
Single-period figure - sparkline appears once we have a second CAA snapshot.
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Methodology
The composite score, weights and source data are documented at /data/methodology. If anything looks wrong, we'll fix it - the dataset is public and re-runnable.
Got a complaint with Aer Lingus?
We’ll help you write something they can’t ignore.
NoReply’s Aer Lingus complaint page has the right contact addresses, the relevant regulations and a draft letter you can send today.
Source: CAA Passenger Complaints, FY26. Open Government Licence v3.0.
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