VY 7754 then FR 7546 at Manchester
Barcelona → Manchester → Poznan
Timetable, Manchester time
12:55VY 7754 from Barcelona at the gate
06:45FR 7546 to Poznan leaves the gate
17 h 50 apart on the timetable, overnight
FR 7546 leaves 17 h 50 after VY 7754 arrives on the timetable: more than half a day, so not a connection we count.