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

Return flights

03 Sep - 08 Sep	Scoot	direct
09 Sep - 22 Sep	Scoot	direct
01 Sep - 06 Sep	Air China
01 Sep - 04 Sep	Hainan Airlines
01 Sep - 04 Sep	Scoot	direct
01 Sep - 06 Sep	Scoot	direct
26 Sep - 06 Oct	Scoot	direct

Also check the deals for one-way flights from Nanjing 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 Nanjing to Singapore in September from 221€

Return flights