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

Return flights

05 Dec - 24 Dec	China Eastern
05 Dec - 25 Dec	China Eastern
02 Dec - 10 Dec	AJet
05 Dec - 12 Dec	China Eastern
07 Dec - 10 Dec	AJet
02 Dec - 14 Dec	AJet
08 Dec - 15 Dec	Pegasus Airlines
04 Dec - 18 Dec	Air China
07 Dec - 14 Dec	AJet
15 Dec - 22 Dec	Etihad Airways
31 Dec - 10 Jan	AJet
04 Dec - 18 Jan	Air China
30 Dec - 11 Jan	Pegasus Airlines
15 Dec - 15 Jan	Etihad Airways
15 Dec - 14 Jan	Etihad Airways
15 Dec - 21 Jan	Etihad Airways
15 Dec - 20 Jan	Etihad Airways
29 Dec - 10 Jan	Pegasus Airlines
29 Dec - 18 Jan	Air China
29 Dec - 15 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 473€

Return flights