LG 3751 then FR 7137 at Lisbon
Luxembourg → Lisbon → Dublin
Timetable, Lisbon time
17:10LG 3751 from Luxembourg at the gate
15:30FR 7137 to Dublin leaves the gate
22 h 20 apart on the timetable, overnight
FR 7137 leaves 22 h 20 after LG 3751 arrives on the timetable: more than half a day, so not a connection we count.