AirHint found the following cheapest return flights from Barcelona (BCN) to Kuala Lumpur (KUL) in August 2026 (see full year).

Return flights

20 Aug - 03 Sep	Saudia
08 Aug - 18 Aug	Saudia
08 Aug - 29 Aug	Saudia
06 Aug - 18 Aug	Saudia
06 Aug - 15 Aug	Saudia
15 Aug - 05 Sep	Saudia
06 Aug - 20 Aug	Saudia
08 Aug - 28 Aug	Saudia
08 Aug - 24 Aug	Saudia
06 Aug - 26 Aug	Saudia
06 Aug - 25 Aug	Saudia
18 Aug - 29 Aug	Saudia
24 Aug - 07 Sep	Emirates
26 Aug - 05 Sep	Emirates
29 Aug - 06 Sep	KLM
15 Aug - 09 Sep	Qatar Airways

Also check the deals for one-way flights from Barcelona to Kuala Lumpur 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 Barcelona to Kuala Lumpur in August from 597€

Return flights