BA 712 then LX 1370 at Zurich
London Heathrow → Zurich → Krakow
Timetable, Zurich time
12:40BA 712 from London Heathrow at the gate
12:10LX 1370 to Krakow leaves the gate
23 h 30 apart on the timetable, overnight
LX 1370 leaves 23 h 30 after BA 712 arrives on the timetable: more than half a day, so not a connection we count.