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

Return flights

10 Aug - 06 Sep	Iberia For Level	direct
20 Aug - 16 Sep	Iberia	direct
23 Aug - 06 Sep	Iberia For Level	direct
23 Aug - 14 Sep	Iberia For Level	direct
12 Aug - 26 Aug	Air Canada
12 Aug - 21 Aug	Air Canada
12 Aug - 22 Aug	Air Canada
13 Aug - 19 Aug	Air Canada
20 Aug - 26 Aug	Air Canada
16 Aug - 26 Aug	Air Canada
19 Aug - 26 Aug	Finnair
18 Aug - 26 Aug	Finnair
11 Aug - 21 Aug	Delta
19 Aug - 29 Aug	Virgin Atlantic
18 Aug - 02 Sep	SWISS
22 Aug - 05 Sep	Air Canada
26 Aug - 22 Sep	Air Europa
21 Aug - 03 Sep	Icelandair
25 Aug - 04 Sep	Air France	direct
25 Aug - 08 Sep	Austrian Airlines

Also check the deals for one-way flights from New York 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 New York to Barcelona in August from 270€

Return flights