FR 6029 then A3 602 at Athens
Valletta → Athens → London Heathrow
Timetable, Athens time
21:20FR 6029 from Valletta at the gate
13:25A3 602 to London Heathrow leaves the gate
16 h 05 apart on the timetable, overnight
A3 602 leaves 16 h 05 after FR 6029 arrives on the timetable: more than half a day, so not a connection we count.