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

Return flights

23 Oct - 30 Oct	Philippine Airlines
23 Oct - 05 Nov	Philippine Airlines
03 Oct - 10 Oct	Philippine Airlines
27 Oct - 10 Nov	Korean Air
10 Oct - 06 Nov	Philippine Airlines
01 Oct - 07 Oct	Japan Airlines
07 Oct - 26 Oct	Japan Airlines
01 Oct - 01 Nov	Japan Airlines
30 Oct - 30 Nov	Japan Airlines
08 Oct - 27 Oct	WestJet
31 Oct - 08 Nov	Philippine Airlines
08 Oct - 26 Oct	Japan Airlines

Also check the deals for one-way flights from Honolulu to Bangkok in October.

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 October from $699

Return flights