AirHint found the following cheapest return flights from Osaka (KIX) to Bangkok (BKK) in December 2026 (see full year).

Return flights

15 Dec - 20 Dec	VietJet Air
11 Dec - 23 Dec	VietJet Air
02 Dec - 07 Dec	Cathay Pacific
09 Dec - 15 Dec	Cathay Pacific
09 Dec - 16 Dec	Cathay Pacific
04 Dec - 07 Dec	Cathay Pacific
03 Dec - 07 Dec	Cathay Pacific
10 Dec - 15 Dec	Cathay Pacific
11 Dec - 13 Dec	Cathay Pacific
19 Dec - 02 Jan	Air China
05 Dec - 12 Dec	Air China
22 Dec - 04 Jan	Air China
22 Dec - 08 Jan	Air China
23 Dec - 08 Jan	China Airlines
31 Dec - 04 Jan	EVA Air
29 Dec - 05 Jan	EVA Air
24 Dec - 07 Jan	EVA Air
24 Dec - 08 Jan	EVA Air
29 Dec - 03 Jan	EVA Air
29 Dec - 02 Jan	EVA Air

Also check the deals for one-way flights from Osaka 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 Osaka to Bangkok in December from 317€

Return flights