OS 340 then FR 947 at Vienna
London Heathrow → Vienna → Krakow
Timetable, Vienna time
09:10OS 340 from London Heathrow at the gate
08:30FR 947 to Krakow leaves the gate
23 h 20 apart on the timetable, overnight
FR 947 leaves 23 h 20 after OS 340 arrives on the timetable: more than half a day, so not a connection we count.