FR 6889 then OS 405 at Vienna
Tirana → Vienna → Barcelona
Timetable, Vienna time
21:45FR 6889 from Tirana at the gate
17:25OS 405 to Barcelona leaves the gate
19 h 40 apart on the timetable, overnight
OS 405 leaves 19 h 40 after FR 6889 arrives on the timetable: more than half a day, so not a connection we count.