Cheapest one-way flights from Washington to Dublin in April from $336

AirHint found the following cheapest one-way flights from Washington (DCA) to Dublin (DUB) in April 2026 (see full year).

One-Way flights

30 Apr jetBlue
18 Apr Frontier Airlines
23 Apr jetBlue
01 Apr jetBlue
02 Apr jetBlue
11 Apr Air Canada
03 Apr jetBlue

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

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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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