Cheapest return flights from Washington to Dublin in October from $619

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

Return flights

06 Oct - 13 Oct jetBlue
08 Oct - 15 Oct British Airways
02 Oct - 10 Oct jetBlue
31 Oct - 04 Nov British Airways
01 Oct - 08 Oct British Airways
21 Oct - 26 Oct British Airways
23 Oct - 27 Oct British Airways
24 Oct - 29 Oct Icelandair
10 Oct - 11 Oct Iberia

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

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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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