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

Return flights

20 Sep - 23 Sep	China Southern
16 Sep - 19 Sep	China Southern
18 Sep - 22 Sep	China Southern
19 Sep - 23 Sep	China Southern
06 Sep - 16 Sep	China Southern
19 Sep - 25 Sep	China Southern
19 Sep - 21 Sep	China Southern
16 Sep - 22 Sep	China Southern
20 Sep - 22 Sep	China Southern
21 Sep - 24 Sep	China Southern
24 Sep - 05 Oct	VietJet Air
29 Sep - 05 Oct	VietJet Air
29 Sep - 02 Oct	VietJet Air
24 Sep - 04 Oct	VietJet Air
30 Sep - 07 Oct	VietJet Air
22 Sep - 04 Oct	VietJet Air
25 Sep - 09 Oct	VietJet Air
23 Sep - 05 Oct	VietJet Air
25 Sep - 02 Oct	VietJet Air
23 Sep - 03 Oct	VietJet Air

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 $261

Return flights