Food Safety Report: United Airlines, Leonardo da Vinci–Fiumicino Airport (FCO), Via dell'Aeroporto, Fiumicino, Metropolitan City of Rome Capital, Italy 2 years ago • details 1 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: rice in united airline Onset: 4 to 12 hours Duration: 12 to 24 hours