AirHint found the following cheapest return flights from Helsinki (HEL) to Shanghai (PVG) in September 2025 (see full year).

Return flights

19 Sep - 11 Oct	Lufthansa
01 Sep - 11 Oct	Austrian Airlines
02 Sep - 12 Oct	Lufthansa
20 Sep - 11 Oct	Lufthansa
11 Sep - 18 Sep	Norwegian Air Sweden AOC
04 Sep - 18 Sep	Qatar Airways
07 Sep - 18 Sep	Qatar Airways
09 Sep - 16 Sep	KLM
05 Sep - 18 Sep	Qatar Airways
18 Sep - 29 Sep	Lufthansa
26 Sep - 29 Sep	Lufthansa
20 Sep - 11 Oct	Finnair	direct
06 Sep - 18 Sep	KLM
27 Sep - 30 Sep	Finnair
19 Sep - 30 Sep	Qatar Airways
19 Sep - 11 Oct	Finnair	direct

Also check the deals for one-way flights from Helsinki to Shanghai 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 Helsinki to Shanghai in September from 519€

Return flights