Please be aware that Bangkok has multiple airports and that these results are only for Suvarnabhumi Airport.
The best month to arrive at Bangkok is May and the most expensive month to fly is August. (Average prices, based on 38417 datapoints.)
The best day to arrive at Bangkok is Monday and it would be best to avoid Saturday, as prices are on average 23.52% higher than on Monday. (Average prices, based on 31246 datapoints.)
The cheapest airline flying to Bangkok is Thai Vietjet Air. They are 86% cheaper than Cathay Pacific. (Average prices, based on 38580 datapoints.)
At Bangkok the most flights depart around 22:00. (Hourly flights, based on 39574 datapoints.)
From Bangkok it is on average the cheapest to fly to Chiang Mai and to Phuket. (Average prices, based on 10510 datapoints.)
From Bangkok most of the flights depart to Kuala Lumpur, second best connected from Bangkok is Chiang Mai. (Daily flights, based on 512 datapoints.)