Cheapest return flights from Boston to Dublin in March from $333

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

Return flights

30 Mar - 30 Apr Icelandair
03 Mar - 10 Mar Icelandair
18 Mar - 14 Apr Icelandair
18 Mar - 25 Mar Icelandair
10 Mar - 17 Mar Icelandair
08 Mar - 12 Mar Icelandair
19 Mar - 26 Mar Icelandair
22 Mar - 01 Apr SWISS
10 Mar - 18 Mar Aer Lingus direct
09 Mar - 24 Mar Aer Lingus direct
09 Mar - 24 Mar Icelandair
16 Mar - 24 Mar Aer Lingus direct
01 Mar - 07 Mar Delta direct
28 Mar - 05 Apr Aer Lingus direct
22 Mar - 01 Apr Aer Lingus direct
28 Mar - 14 Apr Aer Lingus direct
28 Mar - 03 Apr Aer Lingus direct
29 Mar - 04 Apr Air France direct
30 Mar - 30 Apr Air France direct
28 Mar - 04 Apr Air France direct

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

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