Cheapest return flights from Boston to Dublin in March from $343

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

Return flights

08 Mar - 13 Mar Aer Lingus direct
10 Mar - 18 Mar United
18 Mar - 25 Mar Aer Lingus direct
02 Mar - 05 Mar Aer Lingus direct
03 Mar - 06 Mar Aer Lingus direct
03 Mar - 10 Mar Aer Lingus direct
15 Mar - 18 Mar Aer Lingus direct
16 Mar - 19 Mar Aer Lingus direct
16 Mar - 23 Mar Aer Lingus direct
20 Mar - 23 Mar Aer Lingus direct
17 Mar - 11 Apr Air France direct
20 Mar - 11 Apr Air France direct
13 Mar - 04 Apr Air Canada
11 Mar - 04 Apr SWISS
11 Mar - 04 Apr Aer Lingus direct
27 Mar - 03 Apr Aer Lingus direct
31 Mar - 03 Apr Aer Lingus direct
13 Mar - 04 Apr Air France direct

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

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