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

Return flights

27 Aug - 01 Sep	KLM
27 Aug - 03 Sep	KLM
27 Aug - 02 Sep	KLM
27 Aug - 31 Aug	KLM
23 Aug - 05 Sep	KLM
30 Aug - 07 Sep	EgyptAir
20 Aug - 27 Aug	Hainan Airlines
26 Aug - 03 Sep	Emirates
30 Aug - 06 Sep	EgyptAir
25 Aug - 01 Sep	China Eastern
31 Aug - 07 Sep	Emirates
29 Aug - 06 Sep	KLM
21 Aug - 24 Aug	KLM
22 Aug - 24 Aug	China Eastern
21 Aug - 28 Aug	Hainan Airlines
16 Aug - 31 Aug	Asiana Airlines
24 Aug - 31 Aug	Air China	direct
21 Aug - 24 Aug	Air China	direct

Also check the deals for one-way flights from Beijing 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 Beijing to Barcelona in August from 629€

Return flights