Cheapest return flights from Washington to Dublin in March from $596

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

AirHint found the following cheapest return flights from Washington (DCA) to Dublin (DUB) in March 2025 (see full year).

Return flights

03 Mar - 12 Mar Air Canada
04 Mar - 11 Mar jetBlue
17 Mar - 25 Mar American Airlines
08 Mar - 17 Mar Air Canada
31 Mar - 08 Apr Air Canada
06 Mar - 10 Mar Frontier Airlines
06 Mar - 13 Mar British Airways
27 Mar - 01 Apr jetBlue
06 Mar - 11 Mar Icelandair
24 Mar - 31 Mar United
28 Mar - 04 Apr United
30 Mar - 06 Apr United
03 Mar - 07 Mar American Airlines
09 Mar - 13 Mar American Airlines
26 Mar - 01 Apr jetBlue
26 Mar - 02 Apr United
27 Mar - 07 Apr Icelandair

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

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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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