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

Return flights

14 Sep - 17 Sep	Air China
09 Sep - 16 Sep	Air China
18 Sep - 20 Sep	Air China
10 Sep - 18 Sep	Air China
10 Sep - 17 Sep	Air China
18 Sep - 24 Sep	China Eastern
15 Sep - 22 Sep	Peach	direct
17 Sep - 20 Sep	Shenzhen Airlines
15 Sep - 17 Sep	Air China
15 Sep - 18 Sep	Air China
10 Sep - 01 Oct	Scoot	direct
25 Sep - 01 Oct	Scoot	direct
28 Sep - 05 Oct	Scoot	direct
27 Sep - 02 Oct	Scoot	direct
30 Sep - 03 Oct	Scoot	direct
26 Sep - 03 Oct	Scoot
29 Sep - 03 Oct	Scoot	direct
28 Sep - 24 Oct	Scoot	direct
24 Sep - 07 Oct	AirAsia X
29 Sep - 04 Oct	Thai VietJet Air

Also check the deals for one-way flights from Osaka to Singapore 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 Osaka to Singapore in September from 196€

Return flights