Cheapest one-way flights from Porto to Boston in August from $412

AirHint found the following cheapest one-way flights from Porto (OPO) to Boston (BOS) in August 2026 (see full year).

One-Way flights

25 Aug Iberia
10 Aug Azores Airlines
17 Aug Azores Airlines
18 Aug Azores Airlines
19 Aug Azores Airlines
20 Aug Azores Airlines
19 Aug TAP direct
10 Aug TAP direct
17 Aug TAP direct

Also check the deals for return flights from Porto to Boston in August.

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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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