Cheapest return flights from Boston to Porto in April from 312€

AirHint found the following cheapest return flights from Boston (BOS) to Porto (OPO) in April 2026 (see full year).

Return flights

07 Apr - 14 Apr SWISS
08 Apr - 15 Apr Iberia
14 Apr - 21 Apr Iberia
13 Apr - 20 Apr Iberia
28 Apr - 05 May Iberia
20 Apr - 29 Apr American Airlines
21 Apr - 28 Apr Iberia
22 Apr - 29 Apr SWISS
06 Apr - 13 Apr TAP
15 Apr - 22 Apr Iberia
23 Apr - 30 Apr Iberia
26 Apr - 03 May Iberia
29 Apr - 04 May Iberia
24 Apr - 02 May TAP
26 Apr - 16 May TAP
23 Apr - 09 May Delta

Also check the deals for one-way flights from Boston to Porto in April.

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