Cheapest one-way flights from Washington (IAD) to Dublin (DUB), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
22 Jul Icelandair
25 Jul Allegiant Air
27 Jul Porter Airlines (Canada) Ltd
21 Jul Frontier Airlines
26 Jul Frontier Airlines
20 Jul Allegiant Air
23 Jul Air Canada
31 Jul Frontier Airlines
19 Jul Southern Airways Express
27 Jul Aer Lingus
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deals for return flights from Washington to Dublin in July.

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Updated Jul 14, 2026.

About these fares

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