British Airways, owned by IAG, revealed a breach of its security systems in 2018 that caused the personal data of 420,000 staff and customers to be leaked
EasyJet and tour group TUI said they had joined the action led by Manchester Airports Group (MAG) aimed at challenging the government for an alleged lack of transparency over travel rules.
The pan-European STOXX 600 index rose 0.4pc to a new closing high of 452.57, having earlier hit an all-time high of 452.71. It added 0.8pc for the week.