BA 510 then JJ 8151 at Lisbon
London Heathrow → Lisbon → ALD
Timetable, Lisbon time
18:50BA 510 from London Heathrow at the gate
18:35JJ 8151 to ALD leaves the gate
23 h 45 apart on the timetable, overnight
JJ 8151 leaves 23 h 45 after BA 510 arrives on the timetable: more than half a day, so not a connection we count.