AirHint found the following cheapest return flights from New York (LGA) to Barcelona (BCN) in August 2026 (see full year).

Return flights

11 Aug - 23 Sep	United
02 Aug - 30 Sep	United
02 Aug - 19 Aug	United
04 Aug - 21 Aug	Air Canada
12 Aug - 19 Aug	Air Canada
04 Aug - 11 Aug	Air Canada
02 Aug - 11 Aug	Air Canada
04 Aug - 14 Aug	Lufthansa
30 Aug - 07 Sep	Air Canada
01 Aug - 18 Aug	Air Canada
13 Aug - 20 Aug	Lufthansa
05 Aug - 15 Aug	Air Canada
03 Aug - 17 Aug	Air Canada
15 Aug - 01 Sep	Porter Airlines (Canada) Ltd
22 Aug - 06 Sep	WestJet

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 303€

Return flights