A3 629 then A3 868 at Athens
Luxembourg → Athens → Krakow
Timetable, Athens time
21:55A3 629 from Luxembourg at the gate
11:00A3 868 to Krakow leaves the gate
13 h 05 apart on the timetable, overnight
A3 868 leaves 13 h 05 after A3 629 arrives on the timetable: more than half a day, so not a connection we count.