VS 22 then BA 976 at Heathrow
Washington → London → Berlin
Timetable, London time
09:10VS 22 from Washington at the gate
08:20BA 976 to Berlin leaves the gate
23 h 10 apart on the timetable, overnight
BA 976 leaves 23 h 10 after VS 22 arrives on the timetable: more than half a day, so not a connection we count.