Please be aware that Bangkok has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Bangkok is September and the most expensive month to fly is November. (Average prices, based on 14925 datapoints.)
The best day to arrive at Bangkok is Wednesday and it would be best to avoid Saturday, as prices are on average 22.38% higher than on Wednesday. (Average prices, based on 3384 datapoints.)
The cheapest airline flying to Bangkok is Nok Air. They are 58% cheaper than Hong Kong Express. (Average prices, based on 15293 datapoints.)
At Bangkok the most flights depart around 09:00. (Hourly flights, based on 15756 datapoints.)
From Bangkok it is on average the cheapest to fly to Chiang Mai and to Chiang Rai. (Average prices, based on 8450 datapoints.)
From Bangkok most of the flights depart to Chiang Mai, second best connected from Bangkok is Kuala Lumpur. (Daily flights, based on 259 datapoints.)