Cheapest return flights from Washington to Barcelona in October from $613

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 October 2025 (see full year).

Return flights

17 Oct - 25 Oct British Airways
08 Oct - 20 Oct Delta
08 Oct - 15 Oct United
28 Oct - 04 Nov United
06 Oct - 18 Oct Finnair
01 Oct - 08 Oct Air Canada
03 Oct - 10 Oct Air Canada
18 Oct - 25 Oct United
17 Oct - 26 Oct Air Canada
30 Oct - 04 Nov Iberia

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

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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