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

Return flights

12 Feb - 27 Feb	Iberia
14 Feb - 22 Feb	Iberia
10 Feb - 27 Feb	Iberia
04 Feb - 10 Feb	Iberia
12 Feb - 25 Feb	Iberia
01 Feb - 22 Feb	Iberia
06 Feb - 09 Feb	Iberia
18 Feb - 25 Feb	Iberia
12 Feb - 20 Feb	Iberia
06 Feb - 28 Feb	Iberia
28 Feb - 15 Mar	TAP	direct
23 Feb - 02 Mar	Azores Airlines
27 Feb - 06 Mar	Azores Airlines
25 Feb - 04 Mar	Azores Airlines
28 Feb - 07 Mar	Azores Airlines

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

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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Cheapest return flights from Lisbon to Boston in February from $552

Return flights