Cheapest return flights from Washington to Dublin in May from 529€

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

Return flights

12 May - 26 May Porter Airlines (Canada) Ltd
05 May - 13 May Icelandair
29 May - 09 Jun Porter Airlines (Canada) Ltd
26 May - 02 Jun Porter Airlines (Canada) Ltd
03 May - 12 May Scandinavian Airlines
02 May - 09 May Scandinavian Airlines
19 May - 26 May Porter Airlines (Canada) Ltd
02 May - 10 May Scandinavian Airlines
04 May - 11 May Icelandair
29 May - 18 Jun Porter Airlines (Canada) Ltd
30 May - 06 Jun Porter Airlines (Canada) Ltd
24 May - 31 May Porter Airlines (Canada) Ltd
25 May - 01 Jun Porter Airlines (Canada) Ltd
24 May - 02 Jun Porter Airlines (Canada) Ltd
04 May - 13 May Icelandair
09 May - 16 May Icelandair
27 May - 03 Jun Porter Airlines (Canada) Ltd
29 May - 05 Jun Air Transat
19 May - 02 Jun Porter Airlines (Canada) Ltd
29 May - 01 Jun Porter Airlines (Canada) Ltd

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

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