U2 8784 then VY 7607 at Gatwick
Prague → London → Barcelona
Timetable, London time
22:10U2 8784 from Prague at the gate
13:00VY 7607 to Barcelona leaves the gate
14 h 50 apart on the timetable, overnight
VY 7607 leaves 14 h 50 after U2 8784 arrives on the timetable: more than half a day, so not a connection we count.