Cheapest one-way flights from Dublin to Washington in July from $489

Best time to book flights for Dublin (DUB) to Washington (IAD) flights at AirHint

AirHint found the following cheapest one-way flights from Dublin (DUB) to Washington (IAD) in July 2025 (see full year).

One-Way flights

15 Jul WestJet
02 Jul Ryanair
24 Jul WestJet
14 Jul Ryanair
23 Jul Air Transat
06 Jul Ryanair
12 Jul Air Transat
22 Jul Air Transat
31 Jul Air Transat
26 Jul Ryanair

Also check the deals for return flights from Dublin to Washington in July.

Skyscanner

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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