FR 9857 then AY 1223 at Helsinki
Vienna → Helsinki → Prague
Timetable, Helsinki time
18:55FR 9857 from Vienna at the gate
17:35AY 1223 to Prague leaves the gate
22 h 40 apart on the timetable, overnight
AY 1223 leaves 22 h 40 after FR 9857 arrives on the timetable: more than half a day, so not a connection we count.