Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Jakarta to Koh Samui as you normally would.
Jakarta Soekarno-Hatta Intl
Ko Samui
1 stop
9h 50mKo Samui
Jakarta Soekarno-Hatta Intl
2 stops
19h 45mMultiple Airlines
Jakarta Soekarno-Hatta Intl
Ko Samui
2 stops
13h 25mKo Samui
Jakarta Soekarno-Hatta Intl
2 stops
10h 55mMultiple Airlines
Jakarta Soekarno-Hatta Intl
Ko Samui
1 stop
9h 50mKo Samui
Jakarta Soekarno-Hatta Intl
1 stop
18h 35mMultiple Airlines
For a flight from Jakarta to Koh Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 3.3 km from the centre vof the city. Ko Samui is the only Koh Samui airport and it handles 0 inbound flights from Jakarta per day. 0 airlines have flights to Ko Samui from Jakarta on a regular basis.
Yes, there are multiple flights from Jakarta to Koh Samui for under Rp 6,299,100. The cheapest flight booked recently is on Multiple Airlines for just Rp 6,299,096, but on average you can expect to pay Rp 12,731,584.