Cheapest return flights from Washington to Dublin in May from $481

Best time to book flights for Washington (IAD) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB) in May 2025 (see full year).

Return flights

12 May - 19 May Scandinavian Airlines
15 May - 22 May Scandinavian Airlines
01 May - 08 May Scandinavian Airlines
11 May - 18 May Scandinavian Airlines
08 May - 16 May Scandinavian Airlines
02 May - 09 May Scandinavian Airlines
03 May - 10 May Scandinavian Airlines
12 May - 26 May Icelandair
12 May - 26 May Aer Lingus direct
01 May - 08 May Aer Lingus direct
21 May - 04 Jun Scandinavian Airlines
27 May - 03 Jun Aer Lingus direct
28 May - 04 Jun Aer Lingus direct
22 May - 04 Jun Scandinavian Airlines
22 May - 04 Jun Aer Lingus direct
26 May - 02 Jun Aer Lingus direct
30 May - 02 Jun WestJet
21 May - 04 Jun Aer Lingus direct
30 May - 02 Jun Aer Lingus direct
25 May - 01 Jun United direct

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

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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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