VY 6014 then FR 8837 at Fiumicino
Barcelona → Rome → Zagreb
Timetable, Rome time
19:05VY 6014 from Barcelona at the gate
12:00FR 8837 to Zagreb leaves the gate
16 h 55 apart on the timetable, overnight
FR 8837 leaves 16 h 55 after VY 6014 arrives on the timetable: more than half a day, so not a connection we count.