BR 201 then 3U 8187 at Bangkok
Taipei → Bangkok → Chiang Mai
Timetable, Bangkok time
12:50BR 201 from Taipei at the gate
17:493U 8187 to Chiang Mai leaves the gate
4 h 59 apart on the timetable
The last days
BR 201 and 3U 8187 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.