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

Return flights

17 Oct - 20 Oct	Japan Airlines
03 Oct - 06 Oct	ANA
30 Oct - 05 Nov	Japan Airlines
12 Oct - 20 Oct	Malaysia Airlines
18 Oct - 20 Oct	Malaysia Airlines
31 Oct - 04 Nov	Malaysia Airlines
31 Oct - 05 Nov	Malaysia Airlines
08 Oct - 14 Oct	ANA
02 Oct - 04 Oct	ANA
01 Oct - 04 Oct	ANA
18 Oct - 21 Oct	Japan Airlines
23 Oct - 26 Oct	Japan Airlines
22 Oct - 26 Oct	Japan Airlines
31 Oct - 03 Nov	Malaysia Airlines
30 Oct - 02 Nov	Japan Airlines

Also check the deals for one-way flights from Osaka 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 Osaka to Singapore in October from 473€

Return flights