Cheapest return flights from Washington to Dublin in March from $585

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

Return flights

10 Mar - 17 Mar British Airways
28 Mar - 09 Apr Air Canada
29 Mar - 08 Apr Air Canada
16 Mar - 24 Mar United
16 Mar - 25 Mar United
16 Mar - 26 Mar United
17 Mar - 24 Mar Icelandair
23 Mar - 29 Mar Air Canada
10 Mar - 18 Mar British Airways
25 Mar - 01 Apr British Airways
23 Mar - 30 Mar Air Canada
31 Mar - 07 Apr Icelandair
16 Mar - 23 Mar United
19 Mar - 24 Mar Icelandair
29 Mar - 25 Apr KLM
25 Mar - 03 Apr British Airways
25 Mar - 12 Apr Air Canada
30 Mar - 05 Apr Air Canada
27 Mar - 01 Apr Air Canada
26 Mar - 03 Apr British Airways

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

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