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

10 dates in October, from $ 327. Book in one tap, or check whether to buy now or wait.

One-way Return

Dates, airline, and price
Dates	Airline	Price
19 Oct	Aer Lingus Direct Flight
30 Oct	Ryanair
29 Oct	Ryanair

20 Oct	Aer Lingus Direct Flight
16 Oct	Aer Lingus Direct Flight
28 Oct	Aer Lingus Direct Flight
27 Oct	Aer Lingus Direct Flight
18 Oct	Ryanair
29 Oct	Aer Lingus Direct Flight
18 Oct	Aer Lingus Direct Flight

Cheapest deals for the full year

Deals for return flights from Dublin to Washington in October.

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Updated Oct 10, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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

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