 KLM gave 'the poor operational performance' of InselAir as the reason for the suspension.InselAir's CFO André Delger admitted that the Curaçao airline had experienced a 'difficult week' at the end of January and the beginning of February when both Fokker 50 aircraft were on the ground and flights were delayed or canceled.In March 2018 and June 2018, an Insel Air Fokker 50 had to make an emergency landing due to an engine failure.