On Monday night passengers took to Twitter to report waiting at John F Kennedy International Airport for more than three hours. Others said they had been sitting on planes parked on runways for hours, before being moved back to the airport. British Airways has apologised after flights due to depart from the US were grounded for several hours. The airline said a technical issue that affected some of its long-haul flight planning systems overnight had now been resolved. It is understood that short-haul flights were not affected by the technical problems and there were no safety concerns. What is take on delayed flights due to technical issues ?

