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

Return flights

10 Sep - 21 Sep	China Eastern
19 Sep - 24 Sep	China Eastern
19 Sep - 23 Sep	China Eastern
19 Sep - 22 Sep	China Eastern
01 Sep - 25 Sep	China Eastern
10 Sep - 17 Sep	China Eastern
23 Sep - 23 Sep	China Eastern
07 Sep - 13 Sep	China Southern
18 Sep - 23 Sep	China Eastern
10 Sep - 14 Sep	China Eastern
20 Sep - 13 Oct	China Southern
29 Sep - 03 Oct	VietJet Air
29 Sep - 01 Oct	VietJet Air
02 Sep - 14 Oct	China Eastern
25 Sep - 19 Oct	VietJet Air
28 Sep - 12 Oct	VietJet Air
28 Sep - 06 Oct	VietJet Air
28 Sep - 01 Oct	VietJet Air
26 Sep - 03 Oct	VietJet Air
22 Sep - 02 Oct	VietJet Air

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 169€

Return flights