AZ 615 then FR 5316 at Fiumicino
Boston → Rome → Madrid
Timetable, Rome time
07:15AZ 615 from Boston at the gate
21:05FR 5316 to Madrid leaves the gate
13 h 50 apart on the timetable
FR 5316 leaves 13 h 50 after AZ 615 arrives on the timetable: more than half a day, so not a connection we count.