Cheapest return flights from Washington to Dublin in May from 507€

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

Return flights

05 May - 12 May Aer Lingus direct
07 May - 22 May Scandinavian Airlines
07 May - 22 May Aer Lingus direct
10 May - 17 May Aer Lingus direct
26 May - 05 Jun Lufthansa
26 May - 05 Jun Aer Lingus direct
22 May - 26 May Aer Lingus direct
15 May - 22 May Aer Lingus direct
14 May - 05 Jun Aer Lingus direct
22 May - 13 Jun Porter Airlines (Canada) Ltd
22 May - 13 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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