MH 140 then VJ 826 at Kuala Lumpur
Sydney → Kuala Lumpur → Ho Chi Minh City
Timetable, Kuala Lumpur time
04:00MH 140 from Sydney at the gate
16:45VJ 826 to Ho Chi Minh City leaves the gate
12 h 45 apart on the timetable
VJ 826 leaves 12 h 45 after MH 140 arrives on the timetable: more than half a day, so not a connection we count.