Cheapest return flights from Washington to Barcelona in May from $491

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

Return flights

01 May - 08 May Scandinavian Airlines
09 May - 15 May Icelandair
08 May - 15 May Scandinavian Airlines
02 May - 12 May Scandinavian Airlines
01 May - 06 May Scandinavian Airlines
07 May - 14 May Icelandair
11 May - 19 May Icelandair
05 May - 19 May TAP
05 May - 12 May TAP
08 May - 17 May Scandinavian Airlines
19 May - 03 Jun TAP
25 May - 02 Jun Scandinavian Airlines
25 May - 01 Jun Scandinavian Airlines
24 May - 02 Jun Icelandair
24 May - 08 Jun Icelandair
24 May - 01 Jun Scandinavian Airlines
27 May - 03 Jun Scandinavian Airlines
31 May - 13 Jun Icelandair
31 May - 07 Jun Icelandair
28 May - 04 Jun TAP

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

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