FR 673 then LH 981 at Dublin
Lisbon → Dublin → Frankfurt am Main
Timetable, Dublin time
23:10FR 673 from Lisbon at the gate
17:15LH 981 to Frankfurt am Main leaves the gate
18 h 05 apart on the timetable, overnight
LH 981 leaves 18 h 05 after FR 673 arrives on the timetable: more than half a day, so not a connection we count.