PK 233 then EK 109 at Dubai
Islamabad → Dubai → Valletta
Timetable, Dubai time
11:00PK 233 from Islamabad at the gate
07:35EK 109 to Valletta leaves the gate
20 h 35 apart on the timetable, overnight
EK 109 leaves 20 h 35 after PK 233 arrives on the timetable: more than half a day, so not a connection we count.