Cheapest return flights from Washington to Barcelona in August from $890

Best time to book flights for Washington (DCA) to Barcelona (BCN) flights at AirHint

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

Return flights

22 Aug - 01 Sep Finnair
22 Aug - 07 Sep Finnair
22 Aug - 29 Aug American Airlines
22 Aug - 25 Aug British Airways
09 Aug - 17 Aug Finnair
15 Aug - 06 Sep British Airways
21 Aug - 31 Aug American Airlines
06 Aug - 26 Aug Air Canada
05 Aug - 19 Aug Air Canada
04 Aug - 08 Aug TAP

Also check the deals for one-way flights from Washington to Barcelona in August.

Skyscanner

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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