R5 271 then SV 278 at Istanbul
Amman → Istanbul → Jeddah
Timetable, Istanbul time
19:15R5 271 from Amman at the gate
18:25SV 278 to Jeddah leaves the gate
23 h 10 apart on the timetable, overnight
SV 278 leaves 23 h 10 after R5 271 arrives on the timetable: more than half a day, so not a connection we count.