KLM is canceling 160 flights in Europe in May due to rising fuel costs, according to the airline via Reuters. Lufthansa has canceled hundreds of flights across Europe this week, multiple reports indicate. Thousands of Ryanair flights have been canceled in 2025, according to major media reports, contributing to the broader travel chaos.
This wave of cancellations has left passengers stranded and airports overwhelmed, highlighting systemic issues in Europe's aviation infrastructure. Thousands of British tourists flying from major UK airports are facing travel chaos due to Lufthansa flight cancellations, multiple reports show. The exact number of flights Lufthansa has canceled this week and which specific routes are affected remain unknown, as does the full list of UK airports impacted.
It is inexcusable that Europe's worst performing ATCs in France, Spain, Germany and the UK continue to inflict avoidable delays and cancellations on millions of EU citizens every month.
Measures being taken by airlines or authorities to mitigate the travel chaos have not been detailed publicly, leaving travelers in limbo amid the disruptions. Air Traffic Flow Management (ATFM) delays in Europe have grown sharply in recent years, far outpacing traffic growth, according to the International Air Transport Association (IATA). 5 billion since 2015 (in 2025 prices), with over 70% linked to capacity shortages and staffing issues, IATA reports.
The total number of flights across Europe canceled in May 2025 due to these various issues is not confirmed, but the economic toll underscores the scale of the problem. Ryanair's CEO Michael O'Leary criticized the situation, stating that it is inexcusable that Europe's worst performing ATCs in France, Spain, Germany and the UK continue to inflict avoidable delays and cancellations on millions of EU citizens every month. The Council of the European Union stated that the air traffic control system is increasingly struggling to manage growing demand.
Despite warnings, Europe's ATC performance is not improving, as national providers fail to properly staff and manage their operations. EU ATC needs reform and its passengers who are paying the price. ATC delays have already disrupted 33m citizens so far this year, with France, Spain, Germany and the UK consistently failing to staff and manage their services properly.
Ryanair's petition to reduce the impact of French ATC strikes on EU flights has garnered support from more than two million people, major media reports. O'Leary further emphasized the need for reform, saying that despite warnings, Europe's ATC performance is not improving, as national providers fail to properly staff and manage their operations, with ATC delays having already disrupted 33 million citizens so far this year. What specific 'staffing issues' are causing Ryanair flight cancellations remains unclear, adding to the uncertainties in the aviation sector.