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

Return flights

04 Dec - 16 Dec	Etihad Airways
01 Dec - 09 Dec	Saudia
13 Dec - 28 Dec	Air China
15 Dec - 21 Dec	Air China
15 Dec - 24 Dec	Air China
05 Dec - 28 Dec	Air China
06 Dec - 28 Dec	Air China
04 Dec - 25 Dec	Air China
15 Dec - 19 Jan	Air China
03 Dec - 16 Dec	Air France
01 Dec - 25 Dec	Air China
04 Dec - 20 Jan	Air China
08 Dec - 07 Jan	Saudia
08 Dec - 12 Jan	Saudia
17 Dec - 14 Jan	Air China
11 Dec - 01 Jan	Air China
06 Dec - 20 Jan	Etihad Airways
16 Dec - 15 Jan	Saudia
12 Dec - 01 Jan	Air China
15 Dec - 07 Jan	Air China

Also check the deals for one-way flights from Geneva 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 Geneva to Bangkok in December from 547€

Return flights