FR 6927 then AZ 610 at Fiumicino
Barcelona → Rome → New York JFK
Timetable, Rome time
15:00FR 6927 from Barcelona at the gate
14:55AZ 610 to New York JFK leaves the gate
23 h 55 apart on the timetable, overnight
AZ 610 leaves 23 h 55 after FR 6927 arrives on the timetable: more than half a day, so not a connection we count.