BA 791 then TP 1359 at Heathrow
Göteborg → London → Lisbon
Timetable, London time
13:55BA 791 from Göteborg at the gate
13:40TP 1359 to Lisbon leaves the gate
23 h 45 apart on the timetable, overnight
TP 1359 leaves 23 h 45 after BA 791 arrives on the timetable: more than half a day, so not a connection we count.