AirHint found the following cheapest return flights from Shanghai (SHA) to Barcelona (BCN) in August 2025 (see full year).

Return flights

25 Aug - 05 Sep	Emirates
25 Aug - 06 Sep	Emirates
26 Aug - 06 Sep	Emirates
26 Aug - 05 Sep	Emirates
30 Aug - 13 Sep	EgyptAir
29 Aug - 05 Sep	Finnair
26 Aug - 04 Sep	Finnair
29 Aug - 18 Sep	Finnair
30 Aug - 18 Sep	Finnair
02 Aug - 16 Aug	KLM
25 Aug - 03 Sep	SWISS
02 Aug - 12 Aug	KLM
03 Aug - 14 Aug	KLM
05 Aug - 13 Aug	Air China	direct
07 Aug - 13 Aug	Air China	direct
01 Aug - 17 Aug	KLM
06 Aug - 11 Aug	Qatar Airways
22 Aug - 30 Aug	SWISS
14 Aug - 24 Aug	SWISS
01 Aug - 10 Aug	KLM

Also check the deals for one-way flights from Shanghai to Barcelona in August.

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 Shanghai to Barcelona in August from $749

Return flights