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

Return flights

16 Jun - 23 Jun	jetBlue
16 Jun - 24 Jun	jetBlue
19 Jun - 26 Jun	jetBlue
17 Jun - 24 Jun	jetBlue
17 Jun - 25 Jun	jetBlue
23 Jun - 01 Jul	jetBlue
25 Jun - 03 Jul	jetBlue
26 Jun - 03 Jul	jetBlue
23 Jun - 30 Jun	jetBlue
22 Jun - 30 Jun	jetBlue
26 Jun - 04 Jul	jetBlue
24 Jun - 01 Jul	jetBlue
24 Jun - 02 Jul	jetBlue
22 Jun - 29 Jun	jetBlue
27 Jun - 04 Jul	jetBlue
27 Jun - 05 Jul	jetBlue
18 Jun - 25 Jun	jetBlue
29 Jun - 07 Jul	Air Canada
19 Jun - 27 Jun	jetBlue
30 Jun - 07 Jul	Air Canada

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

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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Cheapest return flights from Washington to Dublin in June from 546€

Return flights