My flight was delayed and I need a delay certificate for my insurance company - what do I do? A delay certificate can only be issued by the airlines. Please contact the airline/airlines directly for issue. Related articles My flight was delayed - can I get a compensation? My flight was cancelled - can I get a refund? Why do I have two single tickets on my confirmation? I urgently need to contact the flight department - what do I do? To whom is the Service package Flight directed to?