Cheapest return flights from Washington to Dublin in July from 552€

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

Return flights

28 Jul - 04 Aug Air Canada
22 Jul - 29 Jul Aer Lingus direct
28 Jul - 04 Aug Aer Lingus direct
27 Jul - 03 Aug Air Canada
21 Jul - 28 Jul Air Canada
21 Jul - 28 Jul Aer Lingus direct
22 Jul - 28 Jul Aer Lingus direct
22 Jul - 30 Jul Aer Lingus direct
23 Jul - 30 Jul Air Canada
24 Jul - 31 Jul Air Canada
23 Jul - 30 Jul Aer Lingus direct
24 Jul - 04 Aug United
26 Jul - 02 Aug Air Canada
21 Jul - 29 Jul Aer Lingus direct
23 Jul - 03 Aug SWISS
27 Jul - 03 Aug Aer Lingus direct
15 Jul - 22 Jul Aer Lingus direct
25 Jul - 01 Aug Air Canada
24 Jul - 04 Aug Aer Lingus direct
23 Jul - 03 Aug Aer Lingus direct

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

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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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