FR 9857 then AY 1395 at Helsinki
Vienna → Helsinki → Düsseldorf
Timetable, Helsinki time
18:55FR 9857 from Vienna at the gate
16:25AY 1395 to Düsseldorf leaves the gate
21 h 30 apart on the timetable, overnight
AY 1395 leaves 21 h 30 after FR 9857 arrives on the timetable: more than half a day, so not a connection we count.