OD 337 then OD 502 at Kuala Lumpur
Pekanbaru → Kuala Lumpur → Da Nang
Timetable, Kuala Lumpur time
12:00OD 337 from Pekanbaru at the gate
10:30OD 502 to Da Nang leaves the gate
22 h 30 apart on the timetable, overnight
OD 502 leaves 22 h 30 after OD 337 arrives on the timetable: more than half a day, so not a connection we count.