LX 725 then FB 492 at Zurich
Amsterdam → Zurich → Sofia
Timetable, Zurich time
11:15LX 725 from Amsterdam at the gate
10:00FB 492 to Sofia leaves the gate
22 h 45 apart on the timetable, overnight
FB 492 leaves 22 h 45 after LX 725 arrives on the timetable: more than half a day, so not a connection we count.