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

Return flights

01 Dec - 10 Dec	Finnair
02 Dec - 22 Dec	Finnair
01 Dec - 21 Dec	Finnair
02 Dec - 16 Dec	Finnair
03 Dec - 16 Dec	Finnair
05 Dec - 21 Dec	Air France
08 Dec - 28 Dec	Finnair
10 Dec - 23 Dec	KLM
30 Dec - 26 Jan	British Airways
03 Dec - 01 Jan	Finnair
31 Dec - 13 Jan	Turkish Airlines
29 Dec - 28 Jan	Turkish Airlines
30 Dec - 25 Jan	Turkish Airlines
30 Dec - 27 Jan	Turkish Airlines
30 Dec - 28 Jan	Turkish Airlines
30 Dec - 22 Jan	Turkish Airlines
30 Dec - 21 Jan	Turkish Airlines
30 Dec - 23 Jan	KLM
13 Dec - 30 Dec	Finnair
13 Dec - 27 Dec	Finnair

Also check the deals for one-way flights from Tallinn 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 Tallinn to Bangkok in December from $712

Return flights