FR 7123 then FR 120 at Dublin
Tenerife South → Dublin → London Gatwick
Timetable, Dublin time
15:40FR 7123 from Tenerife South at the gate
08:35FR 120 to London Gatwick leaves the gate
16 h 55 apart on the timetable, overnight
FR 120 leaves 16 h 55 after FR 7123 arrives on the timetable: more than half a day, so not a connection we count.