AirHint found the following cheapest return flights from Tokyo (HND) to Bandar Seri Begawan (BWN) in October 2025 (see full year).

Return flights

17 Oct - 19 Oct	AirAsia X
26 Oct - 29 Oct	Singapore Airlines
06 Oct - 13 Oct	Singapore Airlines
10 Oct - 13 Oct	AirAsia X
08 Oct - 11 Oct	Singapore Airlines
07 Oct - 13 Oct	Singapore Airlines
08 Oct - 13 Oct	Singapore Airlines
19 Oct - 03 Nov	AirAsia X
06 Oct - 12 Oct	Singapore Airlines
19 Oct - 22 Oct	Singapore Airlines
31 Oct - 04 Nov	Singapore Airlines
13 Oct - 03 Nov	AirAsia X
08 Oct - 12 Oct	Singapore Airlines

Also check the deals for one-way flights from Tokyo to Bandar Seri Begawan 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 Tokyo to Bandar Seri Begawan in October from $475

Return flights