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

Return flights

04 Sep - 17 Sep	Ryanair
07 Sep - 17 Sep	Ryanair
08 Sep - 16 Sep	Finnair
11 Sep - 20 Sep	Finnair
04 Sep - 20 Sep	Finnair
21 Sep - 04 Oct	Finnair
22 Sep - 04 Oct	Finnair
23 Sep - 04 Oct	Finnair
24 Sep - 04 Oct	Finnair
07 Sep - 23 Sep	Finnair
08 Sep - 15 Sep	Finnair
08 Sep - 17 Sep	Finnair
09 Sep - 16 Sep	Finnair
10 Sep - 17 Sep	Finnair
11 Sep - 02 Oct	Finnair
16 Sep - 02 Oct	Finnair
22 Sep - 02 Oct	Finnair
22 Sep - 12 Oct	Finnair
22 Sep - 14 Oct	Finnair
23 Sep - 01 Oct	Finnair

Also check the deals for one-way flights from Tallinn 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 Tallinn to Singapore in September from 624€

Return flights