Yes, there are multiple flights from Bangkok Intl to Kuantan for under ฿ 11,986. The cheapest flight booked recently is on Malaysia Airlines for just ฿ 10,458, but on average you can expect to pay ฿ 11,027.
There are no direct flights from Bangkok Intl to Kuantan, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Bangkok Intl is roughly less than Kuantan. You can assume this to be the case over the next 3 days.
Temperatures around the 36 °Cs can be experienced in April. The weather in Kuantan is colder than in Bangkok Intl. Plan for potential changes in flight availability as peak weather approaches in this location.
Departing from Bangkok Intl to Kuantan will take you 7h 05m.
Malaysia Airlines, at ฿ 10,458, was found to be the cheapest airline from Bangkok Intl to Kuantan..