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

Return flights

06 Dec - 18 Dec	Austrian Airlines
04 Dec - 19 Dec	Austrian Airlines
06 Dec - 19 Dec	Austrian Airlines
03 Dec - 17 Dec	easyJet
03 Dec - 16 Dec	Austrian Airlines
02 Dec - 14 Dec	Turkish Airlines
02 Dec - 16 Dec	Turkish Airlines
14 Dec - 02 Jan	easyJet
13 Dec - 02 Jan	AJet
08 Dec - 22 Dec	Emirates
08 Dec - 15 Dec	Emirates
04 Dec - 26 Dec	Emirates
31 Dec - 27 Jan	IndiGo
13 Dec - 01 Jan	AJet
13 Dec - 03 Jan	AJet
30 Dec - 14 Jan	Lufthansa
22 Dec - 20 Jan	IndiGo
22 Dec - 11 Jan	IndiGo
23 Dec - 06 Jan	IndiGo
28 Dec - 12 Jan	Lufthansa

Also check the deals for one-way flights from Lyon 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 Lyon to Bangkok in December from 648€

Return flights