A3 707 then A3 868 at Athens
Bilbao → Athens → Krakow
Timetable, Athens time
15:40A3 707 from Bilbao at the gate
11:00A3 868 to Krakow leaves the gate
19 h 20 apart on the timetable, overnight
A3 868 leaves 19 h 20 after A3 707 arrives on the timetable: more than half a day, so not a connection we count.