French strike could ground flights across EuropeThe disruption isn’t just about flights to and from France. O’Leary says Ryanair alone could be forced to cancel around 600 flights over the first two days, stranding roughly 100,000 passengers. “Most of those flights are overflights – people flying from the UK to Spain, or Italy to Ireland – who’ve got nothing to do with France,” he said. “Yet they’re the ones being punished.”O’Leary: EU must protect overflightsIn typically fiery fashion, the Ryanair boss didn’t hold back. So far, EasyJet has said it is waiting for clarity from aviation authorities before deciding which flights might be affected.