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

Return flights

03 Dec - 17 Dec	China Southern
08 Dec - 19 Dec	China Southern
02 Dec - 19 Dec	China Southern
09 Dec - 25 Dec	China Southern
03 Dec - 20 Dec	China Southern
08 Dec - 23 Dec	China Southern
10 Dec - 25 Dec	China Southern
08 Dec - 29 Dec	China Southern
04 Dec - 28 Dec	China Southern
05 Dec - 15 Dec	China Southern
03 Dec - 20 Jan	Lufthansa
06 Dec - 31 Jan	Gulf Air
09 Dec - 15 Jan	Air China
31 Dec - 08 Jan	Air China
30 Dec - 23 Jan	Air China
09 Dec - 25 Jan	Air China
07 Dec - 06 Jan	Air China
11 Dec - 12 Jan	Air China
30 Dec - 24 Jan	Air China
09 Dec - 07 Jan	Air China

Also check the deals for one-way flights from Paris 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 Paris to Bangkok in December from 521€

Return flights