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

Return flights

17 Sep - 25 Sep	Peach
02 Sep - 05 Sep	Scoot	direct
02 Sep - 08 Sep	Scoot	direct
02 Sep - 04 Sep	Scoot	direct
01 Sep - 10 Sep	Peach	direct
09 Sep - 15 Sep	Peach
03 Sep - 07 Sep	Peach	direct
09 Sep - 15 Sep	Peach	direct
17 Sep - 25 Sep	Peach	direct
22 Sep - 26 Sep	Hainan Airlines
25 Sep - 14 Oct	Juneyao Airlines
27 Sep - 06 Oct	T'way Air
25 Sep - 01 Oct	Scoot
28 Sep - 05 Oct	Peach	direct
25 Sep - 16 Oct	Thai AirAsia
30 Sep - 07 Oct	Scoot	direct
25 Sep - 14 Oct	Peach	direct
29 Sep - 16 Oct	Thai AirAsia
26 Sep - 16 Oct	Thai AirAsia
29 Sep - 03 Oct	Scoot	direct

Also check the deals for one-way flights from Singapore to Osaka in September.

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 Singapore to Osaka in September from 205€

Return flights