Cheapest return flights from Bangkok to Helsinki in December from $973

Best time to book flights for Bangkok (BKK) to Helsinki (HEL) flights at AirHint

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

Return flights

24 Dec - 03 Jan Lufthansa
07 Dec - 31 Dec Turkish Airlines
15 Dec - 31 Dec Turkish Airlines
14 Dec - 25 Dec Qatar Airways
28 Dec - 04 Jan Turkish Airlines
23 Dec - 02 Jan Turkish Airlines
22 Dec - 03 Jan Turkish Airlines
23 Dec - 03 Jan Turkish Airlines
26 Dec - 03 Jan Turkish Airlines
02 Dec - 16 Dec Qatar Airways
05 Dec - 13 Dec Qatar Airways
15 Dec - 21 Dec Qatar Airways
15 Dec - 26 Dec Qatar Airways
07 Dec - 31 Dec Finnair direct
15 Dec - 31 Dec Finnair direct
14 Dec - 25 Dec Finnair direct
23 Dec - 02 Jan Finnair direct
22 Dec - 03 Jan Finnair direct
24 Dec - 03 Jan Finnair direct
26 Dec - 03 Jan Finnair direct

Also check the deals for one-way flights from Bangkok to Helsinki 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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