FR 1815 then W4 6203 at Fiumicino
Porto → Rome → Baku
Timetable, Rome time
20:15FR 1815 from Porto at the gate
14:55W4 6203 to Baku leaves the gate
18 h 40 apart on the timetable, overnight
W4 6203 leaves 18 h 40 after FR 1815 arrives on the timetable: more than half a day, so not a connection we count.