BA 250 then LO 286 at Heathrow
Santiago de Chile → London → Warsaw
Timetable, London time
06:35BA 250 from Santiago de Chile at the gate
06:30LO 286 to Warsaw leaves the gate
23 h 55 apart on the timetable, overnight
LO 286 leaves 23 h 55 after BA 250 arrives on the timetable: more than half a day, so not a connection we count.