UB 19 then FD 4106 at Bangkok
Yangon → Bangkok → Chiang Mai
Timetable, Bangkok time
16:20UB 19 from Yangon at the gate
12:15FD 4106 to Chiang Mai leaves the gate
19 h 55 apart on the timetable, overnight
FD 4106 leaves 19 h 55 after UB 19 arrives on the timetable: more than half a day, so not a connection we count.