AirHint found the following cheapest return flights from Tokyo (HND) to Bangkok (BKK) in September 2025 (see full year).

Return flights

09 Sep - 23 Sep	China Southern
07 Sep - 10 Sep	China Southern
22 Sep - 08 Oct	HK Express
23 Sep - 27 Sep	VietJet Air
01 Sep - 10 Sep	China Southern
08 Sep - 11 Sep	China Southern
04 Sep - 06 Sep	China Southern
05 Sep - 21 Sep	China Southern
06 Sep - 11 Sep	China Southern
01 Sep - 11 Sep	China Southern
03 Sep - 11 Sep	China Southern
25 Sep - 01 Oct	VietJet Air
19 Sep - 19 Oct	HK Express
25 Sep - 10 Oct	HK Express
23 Sep - 11 Oct	HK Express
27 Sep - 05 Oct	HK Express
29 Sep - 07 Oct	VietJet Air
24 Sep - 03 Oct	HK Express
29 Sep - 14 Oct	VietJet Air
22 Sep - 03 Oct	HK Express

Also check the deals for one-way flights from Tokyo to Bangkok in September.

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 September from $236

Return flights