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

Return flights

15 Dec - 25 Dec	Scoot
01 Dec - 09 Dec	Air Arabia
01 Dec - 10 Dec	Air Arabia
01 Dec - 15 Dec	Air Arabia
01 Dec - 08 Dec	Air Arabia
01 Dec - 17 Dec	Air Arabia
01 Dec - 12 Dec	Air Arabia
15 Dec - 28 Dec	Scoot
01 Dec - 22 Dec	Air Arabia
01 Dec - 31 Dec	Air Arabia
29 Dec - 18 Jan	Scoot
15 Dec - 09 Jan	Scoot
15 Dec - 02 Jan	Scoot
29 Dec - 19 Jan	Scoot
29 Dec - 11 Jan	Scoot
16 Dec - 16 Jan	Etihad Airways
15 Dec - 12 Jan	Etihad Airways
26 Dec - 01 Jan	Scoot
29 Dec - 13 Jan	Air Arabia
16 Dec - 13 Jan	Air Arabia

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

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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Cheapest return flights from Athens to Bangkok in December from $481

Return flights