AirHint found the following cheapest return flights from Tokyo (HND) to Singapore (SIN) in October 2025 (see full year).

Return flights

27 Oct - 30 Oct	China Eastern
23 Oct - 26 Oct	Japan Airlines
27 Oct - 29 Oct	VietJet Air
29 Oct - 05 Nov	Cathay Pacific
30 Oct - 02 Nov	Peach
27 Oct - 01 Nov	China Eastern
27 Oct - 03 Nov	China Eastern
28 Oct - 08 Nov	Philippine Airlines
28 Oct - 04 Nov	Philippine Airlines
28 Oct - 29 Oct	AirAsia X
28 Oct - 05 Nov	AirAsia X
29 Oct - 02 Nov	AirAsia X
28 Oct - 02 Nov	AirAsia X
31 Oct - 07 Nov	Japan Airlines
28 Oct - 30 Oct	Japan Airlines
23 Oct - 25 Oct	AirAsia X
23 Oct - 27 Oct	VietJet Air
25 Oct - 29 Oct	VietJet Air
23 Oct - 24 Oct	AirAsia X
25 Oct - 28 Oct	VietJet Air

Also check the deals for one-way flights from Tokyo to Singapore 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 Singapore in October from $383

Return flights