The best month to arrive at Chiang Rai is June and the most expensive month to fly is November. (Average prices, based on 587 datapoints.)
The best day to arrive at Chiang Rai is Wednesday and it would be best to avoid Friday, as prices are on average 66.25% higher than on Wednesday. (Average prices, based on 587 datapoints.)
The cheapest airline flying to Chiang Rai is Thai Lion Air. They are 12% cheaper than Nok Air. (Average prices, based on 594 datapoints.)