Cheapest return flights from Washington to Barcelona in January from $358

AirHint found the following cheapest return flights from Washington (IAD) to Barcelona (BCN) in January 2026 (see full year).

Return flights

18 Jan - 25 Jan Icelandair
30 Jan - 13 Feb Icelandair
23 Jan - 25 Jan Icelandair
25 Jan - 03 Feb Icelandair
30 Jan - 06 Feb Icelandair
07 Jan - 13 Jan Icelandair
20 Jan - 27 Jan TAP
28 Jan - 11 Feb Scandinavian Airlines
07 Jan - 14 Jan British Airways
18 Jan - 21 Jan British Airways
17 Jan - 24 Jan Icelandair
16 Jan - 20 Jan Air Canada
29 Jan - 05 Feb TAP
01 Jan - 14 Jan Lufthansa
15 Jan - 22 Jan Lufthansa
30 Jan - 11 Feb Frontier Airlines
31 Jan - 07 Feb TAP

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

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