OD 572 then MH 251 at Kuala Lumpur
Hanoi → Kuala Lumpur → Sydney
Timetable, Kuala Lumpur time
22:20OD 572 from Hanoi at the gate
20:30MH 251 to Sydney leaves the gate
22 h 10 apart on the timetable, overnight
MH 251 leaves 22 h 10 after OD 572 arrives on the timetable: more than half a day, so not a connection we count.