Finnish Aviation Union has issued a strike warning for May 19 and 20. If not averted, it will likely result in ground handling and security check delays at Finnish airports and may cause delays and cancellations.

Ground handler strikes at Barcelona and Madrid airports have been called. In Barcelona, workers began a 24-hour strike May 14 with five more day-long walkouts planned for May 15, 21, 22, 28, and 29. Staff in Madrid will strike for four hours each day (1200-1400 and 2000-2200) starting May 16; …

Leaders of Lufthansa’s pilots’ union have agreed to initiate an arbitration process with Lufthansa management with debate through at least the end of July. Even if mediation is unsuccessful, no further strikes will occur until after that time.