Cheapest return flights from Porto to Boston in December from 473€

AirHint found the following cheapest return flights from Porto (OPO) to Boston (BOS) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec TAP
04 Dec - 10 Dec TAP
18 Dec - 11 Jan Lufthansa
03 Dec - 10 Dec KLM
02 Dec - 05 Dec Ryanair
02 Dec - 06 Dec Ryanair
09 Dec - 13 Dec TAP
29 Dec - 06 Jan Lufthansa
12 Dec - 19 Dec Ryanair
19 Dec - 23 Dec KLM

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

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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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