FR 3180 then AZ 608 at Fiumicino
Barcelona → Rome → New York JFK
Timetable, Rome time
22:15FR 3180 from Barcelona at the gate
10:30AZ 608 to New York JFK leaves the gate
12 h 15 apart on the timetable, overnight
AZ 608 leaves 12 h 15 after FR 3180 arrives on the timetable: more than half a day, so not a connection we count.