VY 6018 then FR 8837 at Fiumicino
Barcelona → Rome → Zagreb
Timetable, Rome time
22:10VY 6018 from Barcelona at the gate
19:00FR 8837 to Zagreb leaves the gate
20 h 50 apart on the timetable, overnight
FR 8837 leaves 20 h 50 after VY 6018 arrives on the timetable: more than half a day, so not a connection we count.