Cheapest return flights from Ko Samui to Bangkok in December from $140

AirHint found the following cheapest return flights from Ko Samui (USM) to Bangkok (BKK) in December 2025 (see full year).

Return flights

05 Dec - 10 Dec Bangkok Airways direct
01 Dec - 14 Dec Bangkok Airways direct
22 Dec - 14 Jan Bangkok Airways direct
13 Dec - 14 Dec Bangkok Airways direct
03 Dec - 07 Dec Bangkok Airways direct
12 Dec - 14 Dec Bangkok Airways direct
01 Dec - 06 Dec Bangkok Airways direct
18 Dec - 25 Dec Bangkok Airways
18 Dec - 31 Dec Bangkok Airways
21 Dec - 28 Dec Bangkok Airways
24 Dec - 31 Dec Bangkok Airways direct
30 Dec - 13 Jan Bangkok Airways direct
28 Dec - 06 Jan Bangkok Airways direct
17 Dec - 01 Jan Bangkok Airways direct
24 Dec - 01 Jan Bangkok Airways direct
29 Dec - 10 Jan Bangkok Airways direct
24 Dec - 05 Jan Bangkok Airways direct
28 Dec - 16 Jan Bangkok Airways direct
06 Dec - 06 Jan Bangkok Airways
30 Dec - 01 Jan Bangkok Airways direct

Also check the deals for one-way flights from Ko Samui to Bangkok in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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