Cheapest return flights from Boston to Dublin in March from $315

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

Return flights

03 Mar - 10 Mar Austrian Airlines
30 Mar - 14 Apr Austrian Airlines
30 Mar - 15 Apr Austrian Airlines
01 Mar - 10 Mar Austrian Airlines
02 Mar - 18 Mar Lufthansa
07 Mar - 18 Mar Austrian Airlines
03 Mar - 18 Mar Austrian Airlines
02 Mar - 24 Mar Lufthansa
01 Mar - 08 Mar Austrian Airlines
17 Mar - 25 Mar Air Canada
16 Mar - 23 Mar Air Canada
04 Mar - 18 Mar Air Canada
31 Mar - 15 Apr Air Canada
31 Mar - 07 Apr Air France direct
30 Mar - 14 Apr Air France direct
30 Mar - 15 Apr Air France direct
31 Mar - 15 Apr Air France direct
25 Mar - 01 Apr Lufthansa
30 Mar - 06 Apr Lufthansa
29 Mar - 05 Apr Air France direct

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

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