AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB)
in May 2025 (see full year ).
Return flights
11 May
- 18 May
Scandinavian Airlines
498 €
04 May
- 11 May
Scandinavian Airlines
504 €
10 May
- 17 May
Scandinavian Airlines
561 €
05 May
- 14 May
Scandinavian Airlines
601 €
17 May
- 24 May
Icelandair
605 €
28 May
- 04 Jun
Aer Lingus
614 €
direct
27 May
- 03 Jun
Aer Lingus
619 €
direct
19 May
- 30 May
Aer Lingus
622 €
direct
12 May
- 20 May
Aer Lingus
622 €
direct
05 May
- 14 May
Aer Lingus
626 €
direct
20 May
- 30 May
Aer Lingus
626 €
direct
21 May
- 30 May
Aer Lingus
626 €
direct
28 May
- 03 Jun
Aer Lingus
626 €
direct
Also check the deals for one-way flights from Washington to Dublin in May .
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.