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

Return flights

20 Aug - 30 Aug	Asiana Airlines
24 Aug - 31 Aug	Jetstar
23 Aug - 03 Sep	Philippine Airlines
01 Aug - 19 Sep	Philippine Airlines
01 Aug - 16 Sep	Japan Airlines
01 Aug - 31 Aug	Japan Airlines
08 Aug - 16 Aug	Philippine Airlines
09 Aug - 16 Aug	Japan Airlines
01 Aug - 09 Sep	Japan Airlines
13 Aug - 21 Aug	Asiana Airlines
09 Aug - 17 Aug	Delta

Also check the deals for one-way flights from Honolulu 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 Honolulu to Bangkok in August from $728

Return flights