The coach ride from Bangkok to Chiang Rai is probably best made overnight since passengers can avail themselves of sleep prior to an early morning arrival. There are both air-conditioned and non-air-conditioned bus services from Bangkok's Northern Bus Terminal (Mochit 2 Bus Terminal) on Kamphaengphet 2 Road. The journey may take approximately 9-11 hours.
Take Highway No. 1 (Phahonyothin Road), turn to route No. 32 passing Ayutthaya, Angthong and Singburi Provinces and change to route No. 11 passing Phitsanulok, Uttaradit and Phrae Provinces then turn left to Highway No. 103, drive through to Ngao District and turn right onto Highway No. 1 which takes you to Phayao and Chiang Rai Provinces. The total distance is 785 km. There is no direct train to Chiang Rai. You have to take a train to Lampang (9 hrs. from Bangkok) or Chiang Mai (11 hrs.) and then take a bus to Chiang Rai. (2 hrs. from Lampang and 1.30 hrs. from Chiang Mai) For more details, call the State Railway of Thailand, 1690 (hotline),
Chiang Rai Festivals are thoughtout the year.Most Festival are as below