FR 4438 then AZ 76 at Fiumicino
Riga → Rome → Barcelona
Timetable, Rome time
19:05FR 4438 from Riga at the gate
14:05AZ 76 to Barcelona leaves the gate
19 h apart on the timetable, overnight
AZ 76 leaves 19 h after FR 4438 arrives on the timetable: more than half a day, so not a connection we count.