W6 7021 then FR 7808 at Barcelona
Bratislava → Barcelona → London Luton
Timetable, Barcelona time
11:30W6 7021 from Bratislava at the gate
10:15FR 7808 to London Luton leaves the gate
22 h 45 apart on the timetable, overnight
FR 7808 leaves 22 h 45 after W6 7021 arrives on the timetable: more than half a day, so not a connection we count.