BA 634 then EW 2685 at Athens
London Heathrow → Athens → Stuttgart
Timetable, Athens time
15:45BA 634 from London Heathrow at the gate
11:40EW 2685 to Stuttgart leaves the gate
19 h 55 apart on the timetable, overnight
EW 2685 leaves 19 h 55 after BA 634 arrives on the timetable: more than half a day, so not a connection we count.