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

Return flights

04 Aug - 11 Sep	LEVEL	direct
19 Aug - 09 Sep	TAP
18 Aug - 17 Sep	LEVEL	direct
13 Aug - 20 Aug	Air Canada
12 Aug - 20 Aug	Air Canada
19 Aug - 09 Sep	LEVEL	direct
11 Aug - 06 Sep	Iberia
04 Aug - 20 Aug	Iberia
09 Aug - 22 Aug	Iberia
03 Aug - 11 Aug	Air Canada
11 Aug - 20 Aug	Air Canada
08 Aug - 20 Aug	LEVEL	direct
04 Aug - 20 Aug	LEVEL	direct
13 Aug - 20 Aug	LEVEL	direct
13 Aug - 21 Aug	LEVEL	direct
28 Aug - 04 Sep	Scandinavian Airlines
26 Aug - 01 Sep	Air Canada
31 Aug - 08 Sep	TAP
14 Aug - 08 Sep	LEVEL	direct
31 Aug - 09 Sep	TAP

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 $338

Return flights