When a semester ago, I toured with a 4 am departure date of August 13, travel by bus. Mai Cha time from six o'clock to 15 o'clock ride for about 10-11 hours.
Last summer I went to the cha with friends 4 the departure date 13 August, travelling by bus from Chiang Mai 6 time clock. The summit about 15 clock drive around 10-11 hours.