Overview
- CAA figures show more than 43,000 complaints were lodged about UK-operating airlines during the period from mid-2024 to March 2025.
- Wizz Air recorded 10,548 complaints, equal to 918 per million passengers, the highest rate among airlines in the dataset.
- Complaint outcomes varied: Wizz Air had 47% of cases upheld and paid £1.48 million, while British Airways had 83% upheld and paid £6.24 million in total.
- Ryanair’s complaint rate was 188 per million passengers, with 28% of cases upheld and an average compensation of £694.
- Reporting places the figures against early-2025 disruption, with FlightRight data showing KLM cancelled 2,760 flights, and includes Wizz Air’s response citing a 99.8% UK completion rate in 2025 and service investments.