From เชียงราย Chiang Rai bus to Chiang Mai then Mini Van to Pai. 6 h 30 min ฿483. From Chiang Rai drive to Pai. 4 h 49 min ฿1090.
Bus from Chiang Rai to Pai
Greenbus Thailand operates a bus from Chiang Rai to Pai hourly. Tickets cost $6 - $10 and the journey takes 3 h. Prempracha Transport also services this route hourly.