BA 2671 then U2 8183 at Gatwick
Palma de Mallorca → London → Athens
Timetable, London time
13:40BA 2671 from Palma de Mallorca at the gate
13:15U2 8183 to Athens leaves the gate
23 h 35 apart on the timetable, overnight
U2 8183 leaves 23 h 35 after BA 2671 arrives on the timetable: more than half a day, so not a connection we count.