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

Return flights

11 Sep - 15 Sep	China Eastern
05 Sep - 08 Sep	China Eastern
10 Sep - 15 Sep	China Eastern
16 Sep - 18 Sep	China Eastern
26 Sep - 29 Sep	Scoot	direct
27 Sep - 29 Sep	Scoot	direct
24 Sep - 29 Sep	Scoot	direct
27 Sep - 05 Oct	Scoot	direct
28 Sep - 05 Oct	Scoot	direct
26 Sep - 05 Oct	Scoot	direct
25 Sep - 02 Oct	Scoot	direct
27 Sep - 28 Sep	Scoot	direct
24 Sep - 30 Sep	Scoot	direct
24 Sep - 27 Sep	Scoot	direct
28 Sep - 01 Oct	Scoot	direct
29 Sep - 04 Oct	Scoot	direct
29 Sep - 01 Oct	Scoot	direct
28 Sep - 04 Oct	Scoot	direct
26 Sep - 01 Oct	Scoot	direct
29 Sep - 03 Oct	Scoot	direct

Also check the deals for one-way flights from Tokyo 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 Tokyo to Singapore in September from $235

Return flights