Cheapest return flights from Boston to Lisbon in April from $387

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

Return flights

28 Apr - 10 May TAP direct
27 Apr - 10 May TAP direct
30 Apr - 05 May TAP direct
13 Apr - 20 Apr Lufthansa
28 Apr - 05 May TAP direct
28 Apr - 15 May TAP direct
28 Apr - 14 May TAP direct
26 Apr - 02 May TAP
06 Apr - 11 Apr TAP
25 Apr - 02 May TAP
03 Apr - 13 Apr Scandinavian Airlines
06 Apr - 13 Apr Scandinavian Airlines
07 Apr - 14 Apr Scandinavian Airlines
14 Apr - 21 Apr Scandinavian Airlines
15 Apr - 22 Apr Air Canada
06 Apr - 28 Apr Scandinavian Airlines
05 Apr - 13 Apr Scandinavian Airlines
24 Apr - 28 Apr Scandinavian Airlines
07 Apr - 02 May Scandinavian Airlines
26 Apr - 03 May Air Canada

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

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