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

Return flights

31 Aug - 06 Sep	VietJet Air
21 Aug - 06 Sep	VietJet Air
24 Aug - 27 Aug	VietJet Air
17 Aug - 21 Aug	HK Express
04 Aug - 10 Aug	HK Express
05 Aug - 10 Aug	HK Express
26 Aug - 29 Aug	VietJet Air
26 Aug - 10 Sep	VietJet Air
30 Aug - 06 Sep	VietJet Air
22 Aug - 29 Aug	VietJet Air
26 Aug - 03 Sep	VietJet Air
26 Aug - 01 Sep	VietJet Air
26 Aug - 02 Sep	VietJet Air
15 Aug - 17 Aug	HK Express
28 Aug - 31 Aug	VietJet Air
31 Aug - 01 Sep	VietJet Air
23 Aug - 28 Aug	VietJet Air
22 Aug - 01 Sep	VietJet Air
24 Aug - 28 Aug	VietJet Air
29 Aug - 06 Sep	China Southern

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

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 August from $278

Return flights