Cheapest return flights from Boston to Porto in April from $345

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

Return flights

08 Apr - 14 Apr TAP
08 Apr - 15 Apr TAP
01 Apr - 08 Apr TAP
06 Apr - 13 Apr TAP direct
01 Apr - 08 Apr TAP direct
05 Apr - 12 Apr TAP
26 Apr - 05 May American Airlines
29 Apr - 18 May TAP
14 Apr - 21 Apr British Airways
07 Apr - 14 Apr Air France
02 Apr - 09 Apr TAP
26 Apr - 04 May SWISS
26 Apr - 03 May TAP direct
09 Apr - 16 Apr TAP
30 Apr - 04 May SWISS
27 Apr - 10 May Air France

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

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