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

Return flights

30 Dec - 18 Jan	AJet
29 Dec - 12 Jan	AJet
30 Dec - 29 Jan	AJet
31 Dec - 14 Jan	AJet
30 Dec - 30 Jan	AJet
31 Dec - 31 Jan	AJet
30 Dec - 15 Jan	AJet
31 Dec - 17 Jan	AJet
30 Dec - 14 Jan	AJet
31 Dec - 27 Jan	AJet
26 Dec - 31 Dec	AJet
26 Dec - 29 Dec	AJet
27 Dec - 31 Dec	AJet
27 Dec - 29 Dec	AJet
24 Dec - 31 Dec	easyJet
25 Dec - 30 Dec	Pegasus Airlines
29 Dec - 30 Dec	SWISS
25 Dec - 27 Dec	IndiGo
25 Dec - 29 Dec	IndiGo
23 Dec - 27 Dec	IndiGo

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 588€

Return flights