Flights have been cancelled and delayed across Europe, affecting multiple airlines, including Lufthansa, British Airways, and Austrian Airlines. The number of cancellations and delays reported varies, with some outlets citing 91 cancellations and 1,457 delays, while others report different numbers, such as 85 cancellations and 2,448 delays, or 65 cancellations and 1,714 delays. The disruptions appear to be widespread, impacting several countries, including Germany, Austria, Switzerland, and the UK, among others.