U2 8822 then U2 8447 at Gatwick
Krakow → London → Nantes
Timetable, London time
22:45U2 8822 from Krakow at the gate
19:00U2 8447 to Nantes leaves the gate
20 h 15 apart on the timetable, overnight
U2 8447 leaves 20 h 15 after U2 8822 arrives on the timetable: more than half a day, so not a connection we count.