LG 3759 then FR 1768 at Lisbon
Luxembourg → Lisbon → Valencia
Timetable, Lisbon time
07:55LG 3759 from Luxembourg at the gate
21:40FR 1768 to Valencia leaves the gate
13 h 45 apart on the timetable
FR 1768 leaves 13 h 45 after LG 3759 arrives on the timetable: more than half a day, so not a connection we count.