Cheapest return flights from Washington to Dublin in August from 308€

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

Return flights

05 Aug - 26 Aug Aer Lingus direct
13 Aug - 21 Aug Aer Lingus direct
11 Aug - 20 Aug Aer Lingus direct
10 Aug - 22 Aug Aer Lingus direct
10 Aug - 20 Aug Aer Lingus direct
10 Aug - 26 Aug Aer Lingus direct
20 Aug - 27 Aug Aer Lingus direct
20 Aug - 28 Aug Aer Lingus direct
17 Aug - 27 Aug Aer Lingus direct
26 Aug - 03 Sep Aer Lingus direct
24 Aug - 05 Sep Aer Lingus direct
20 Aug - 03 Sep Aer Lingus direct
19 Aug - 02 Sep Aer Lingus direct
25 Aug - 04 Sep Aer Lingus direct
24 Aug - 03 Sep Aer Lingus direct
26 Aug - 02 Sep Aer Lingus direct
26 Aug - 05 Sep Aer Lingus direct
14 Aug - 21 Aug Aer Lingus direct
23 Aug - 02 Sep TAP
25 Aug - 01 Sep TAP

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

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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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