Cheapest return OPO–BOS flights, October

AirHint found the following cheapest return flights from Porto (OPO) to Boston (BOS) in October 2026 (see full year).

Return flights

14 Oct - 21 Oct LEVEL
08 Oct - 15 Oct LEVEL

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

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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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