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

Return flights

17 Aug - 08 Sep	British Airways
11 Aug - 23 Sep	British Airways
11 Aug - 19 Aug	Air Canada
11 Aug - 25 Aug	Virgin Atlantic
12 Aug - 19 Aug	Virgin Atlantic
17 Aug - 25 Aug	Delta
16 Aug - 05 Sep	British Airways
17 Aug - 12 Sep	British Airways
09 Aug - 17 Aug	Air France
02 Aug - 17 Aug	Air Canada
15 Aug - 07 Sep	Scandinavian Airlines
04 Aug - 29 Aug	British Airways
15 Aug - 22 Aug	Delta
04 Aug - 12 Aug	Air Canada
05 Aug - 10 Aug	TAP

Also check the deals for one-way flights from Newark 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 Newark to Barcelona in August from $408

Return flights