TR 625 then VJ 814 at Changi
Bangkok → Singapore → Ho Chi Minh City
Timetable, Singapore time
15:25TR 625 from Bangkok at the gate
11:15VJ 814 to Ho Chi Minh City leaves the gate
19 h 50 apart on the timetable, overnight
VJ 814 leaves 19 h 50 after TR 625 arrives on the timetable: more than half a day, so not a connection we count.