OD 523 then OD 186 at Kuala Lumpur
Bangkok Don Mueang → Kuala Lumpur → Kathmandu
Timetable, Kuala Lumpur time
15:15OD 523 from Bangkok Don Mueang at the gate
13:35OD 186 to Kathmandu leaves the gate
22 h 20 apart on the timetable, overnight
OD 186 leaves 22 h 20 after OD 523 arrives on the timetable: more than half a day, so not a connection we count.