Cheapest one-way flights from Washington to Dublin in October from 200€

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

One-Way flights

21 Oct TAP
13 Oct Frontier Airlines
26 Oct Allegiant Air
14 Oct TAP
16 Oct Air Canada
30 Oct TAP
13 Oct United direct
14 Oct United direct
21 Oct United direct
26 Oct United direct

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

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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