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

Return flights

02 Dec - 09 Dec	Oman Air
01 Dec - 10 Dec	Oman Air
01 Dec - 09 Dec	Oman Air
01 Dec - 06 Dec	Oman Air
03 Dec - 09 Dec	Oman Air
10 Dec - 09 Jan	Oman Air
26 Dec - 09 Jan	Oman Air
21 Dec - 05 Jan	Air India
26 Dec - 05 Jan	Air India
19 Dec - 04 Jan	Air India
27 Dec - 04 Jan	Air India
13 Dec - 21 Dec	Oman Air
22 Dec - 04 Jan	Air India
03 Dec - 17 Dec	Oman Air
26 Dec - 30 Dec	Oman Air
20 Dec - 27 Dec	Oman Air
22 Dec - 12 Jan	Air India
30 Dec - 06 Jan	Oman Air
24 Dec - 04 Jan	Air India
04 Dec - 10 Dec	Oman Air

Also check the deals for one-way flights from Bangkok to Zurich 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 Bangkok to Zurich in December from 543€

Return flights