TG 111 then UB 20 at Bangkok
Chiang Mai → Bangkok → Yangon
Timetable, Bangkok time
16:45TG 111 from Chiang Mai at the gate
09:25UB 20 to Yangon leaves the gate
16 h 40 apart on the timetable, overnight
UB 20 leaves 16 h 40 after TG 111 arrives on the timetable: more than half a day, so not a connection we count.