Cheapest return HEL–SIN flights, September

AirHint found the following cheapest return flights from Helsinki (HEL) to Singapore (SIN) in September 2026 (see full year).

Return flights

05 Sep - 03 Oct Turkish Airlines
04 Sep - 02 Oct Turkish Airlines
18 Sep - 27 Sep Turkish Airlines
08 Sep - 15 Sep Turkish Airlines
13 Sep - 23 Sep Turkish Airlines
05 Sep - 21 Sep Turkish Airlines
19 Sep - 24 Sep Turkish Airlines
06 Sep - 06 Oct Finnair
11 Sep - 30 Sep British Airways
05 Sep - 03 Oct Finnair direct
18 Sep - 27 Sep Finnair direct
19 Sep - 24 Sep Finnair direct
11 Sep - 30 Sep Finnair direct
08 Sep - 15 Sep Finnair direct
16 Sep - 03 Oct Scandinavian Airlines

Also check the deals for one-way flights from Helsinki to Singapore in September.

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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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