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

Return flights

18 Aug - 15 Sep	LEVEL	direct
24 Aug - 06 Sep	LEVEL	direct
17 Aug - 06 Sep	LEVEL	direct
03 Aug - 25 Sep	LEVEL	direct
17 Aug - 22 Aug	LEVEL	direct
17 Aug - 29 Aug	LEVEL	direct
19 Aug - 31 Aug	LEVEL	direct
17 Aug - 27 Aug	LEVEL	direct
19 Aug - 29 Aug	LEVEL	direct
18 Aug - 22 Aug	LEVEL	direct
09 Aug - 30 Aug	LEVEL	direct
16 Aug - 24 Aug	LEVEL	direct
09 Aug - 24 Aug	LEVEL	direct
17 Aug - 24 Aug	LEVEL	direct
17 Aug - 03 Sep	LEVEL	direct
17 Aug - 04 Sep	LEVEL	direct
13 Aug - 03 Sep	LEVEL	direct
25 Aug - 11 Sep	LEVEL	direct
13 Aug - 02 Sep	Iberia
31 Aug - 07 Sep	TAP

Also check the deals for one-way flights from Los Angeles 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 Los Angeles to Barcelona in August from $427

Return flights