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

Return flights

30 Nov - 07 Dec	Icelandair
09 Nov - 23 Nov	Icelandair
05 Nov - 10 Nov	Air Canada
03 Nov - 12 Nov	Air Canada
12 Nov - 19 Nov	Air Canada
04 Nov - 19 Nov	Air Canada
02 Nov - 07 Nov	Air Canada
02 Nov - 24 Nov	Air Canada
19 Nov - 01 Dec	Air Canada
12 Nov - 17 Nov	Air Canada
05 Nov - 09 Nov	Icelandair
17 Nov - 24 Nov	Air Canada
15 Nov - 05 Dec	Scandinavian Airlines
23 Nov - 03 Dec	United	direct
27 Nov - 07 Dec	Icelandair
11 Nov - 06 Dec	United
25 Nov - 06 Dec	United
28 Nov - 20 Dec	Air Canada
20 Nov - 13 Dec	Aer Lingus
21 Nov - 13 Dec	Air Canada

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

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 Washington to Barcelona in November from $364

Return flights