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 August and the most expensive month to fly is December. (Average prices, based on 5573 datapoints.)
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Friday, as prices are on average 26.97% higher than on Tuesday. (Average prices, based on 19611 datapoints.)
The cheapest airline flying to Bangkok is Nok Air. They are 56% cheaper than Hong Kong Express. (Average prices, based on 5906 datapoints.)
At Bangkok the most flights depart around 15:00. (Hourly flights, based on 6127 datapoints.)
From Bangkok it is on average the cheapest to fly to Chiang Mai and to Phuket. (Average prices, based on 16516 datapoints.)
From Bangkok most of the flights depart to Kuala Lumpur, second best connected from Bangkok is Koh Samui. (Daily flights, based on 175 datapoints.)