AirHint found the following cheapest return flights from Tokyo (TYO) to Bangkok (DMK) in December 2025 (see full year).

Return flights

05 Dec - 11 Dec	HK Express
09 Dec - 22 Jan	Cebu Pacific
06 Dec - 13 Dec	Cebu Pacific
02 Dec - 11 Dec	Cebu Pacific
31 Dec - 07 Jan	Zipair
06 Dec - 11 Dec	Cebu Pacific
02 Dec - 09 Dec	Cebu Pacific
07 Dec - 09 Dec	Cebu Pacific
07 Dec - 11 Dec	Cebu Pacific
04 Dec - 11 Dec	Cebu Pacific
04 Dec - 09 Dec	Cebu Pacific
04 Dec - 07 Dec	Cebu Pacific
29 Dec - 03 Jan	Zipair
20 Dec - 31 Jan	Cebu Pacific
27 Dec - 04 Jan	Thai AirAsia X
29 Dec - 03 Jan	Thai AirAsia X	direct
29 Dec - 02 Jan	Thai AirAsia X
23 Dec - 08 Jan	Cebu Pacific
21 Dec - 10 Jan	Cebu Pacific
25 Dec - 07 Jan	Cebu Pacific

Also check the deals for one-way flights from Tokyo 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 Tokyo to Bangkok in December from $428

Return flights