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

Return flights

03 Dec - 07 Dec	Spring Airlines
09 Dec - 22 Jan	Cebu Pacific
11 Dec - 13 Jan	Cebu Pacific
02 Dec - 11 Dec	Cebu Pacific
06 Dec - 11 Dec	Cebu Pacific
02 Dec - 09 Dec	Cebu Pacific
07 Dec - 13 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
13 Dec - 13 Jan	Cebu Pacific
27 Dec - 03 Jan	Zipair
18 Dec - 03 Jan	Thai AirAsia X
29 Dec - 03 Jan	Zipair
20 Dec - 31 Jan	Cebu Pacific
23 Dec - 05 Jan	Cebu Pacific
27 Dec - 04 Jan	Thai AirAsia X
29 Dec - 03 Jan	Thai AirAsia X	direct

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Tokyo to Bangkok in December from $403

Return flights