Cheapest return flights from Lisbon to Boston in August from 699€

Best time to book flights for Lisbon (LIS) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Boston (BOS) in August 2025 (see full year).

Return flights

06 Aug - 13 Aug Ryanair
01 Aug - 16 Aug Ryanair
15 Aug - 30 Aug TAP direct
05 Aug - 12 Aug Vueling Airlines
01 Aug - 16 Aug TAP direct
05 Aug - 13 Aug TAP direct
06 Aug - 13 Aug TAP direct
05 Aug - 12 Aug TAP direct
01 Aug - 15 Aug TAP direct

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

Skyscanner

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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