Cheapest return flights from Washington to Dublin in May from 320€

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

Return flights

01 May - 08 May Icelandair
04 May - 12 May Iberia direct
06 May - 10 May Icelandair
06 May - 11 May Icelandair
01 May - 09 May Icelandair
01 May - 08 May Iberia direct
06 May - 11 May Iberia direct
14 May - 21 May Icelandair
01 May - 09 May Iberia direct
13 May - 19 May Aer Lingus direct
27 May - 03 Jun Air Canada
26 May - 02 Jun Air Canada
27 May - 03 Jun Aer Lingus direct
26 May - 03 Jun Aer Lingus direct
26 May - 02 Jun Aer Lingus direct
31 May - 07 Jun Lufthansa
29 May - 05 Jun Air Canada
28 May - 04 Jun Lufthansa
28 May - 04 Jun Aer Lingus direct
28 May - 03 Jun Aer Lingus 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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