Cheapest return flights from Lisbon to Boston in April from 386€

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

Return flights

12 Apr - 20 Apr LEVEL
07 Apr - 21 Apr Vueling Airlines
21 Apr - 28 Apr American Airlines
14 Apr - 28 Apr Iberia
21 Apr - 28 Apr TAP direct
14 Apr - 28 Apr TAP direct
13 Apr - 19 Apr TAP direct
03 Apr - 09 Apr KLM
17 Apr - 21 Apr Aer Lingus
03 Apr - 10 Apr British Airways
25 Apr - 16 May Turkish Airlines
28 Apr - 05 May Azores Airlines
30 Apr - 07 May Azores Airlines
29 Apr - 06 May Azores Airlines
25 Apr - 16 May Virgin Atlantic direct

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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