FR 7328 then FR 1791 at Lisbon
Dublin → Lisbon → Luxembourg
Timetable, Lisbon time
15:05FR 7328 from Dublin at the gate
14:25FR 1791 to Luxembourg leaves the gate
23 h 20 apart on the timetable, overnight
FR 1791 leaves 23 h 20 after FR 7328 arrives on the timetable: more than half a day, so not a connection we count.