FR 1199 then AI 31 at Fiumicino
Athens → Rome → New York JFK
Timetable, Rome time
11:35FR 1199 from Athens at the gate
04:19AI 31 to New York JFK leaves the gate
16 h 44 apart on the timetable, overnight
AI 31 leaves 16 h 44 after FR 1199 arrives on the timetable: more than half a day, so not a connection we count.