Cheapest one-way flights from Lisbon to Boston in August from $251

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

One-Way flights

27 Aug LEVEL
26 Aug Vueling Airlines
29 Aug Vueling Airlines
25 Aug Vueling Airlines
20 Aug LEVEL
19 Aug LEVEL
31 Aug LEVEL
15 Aug LEVEL
30 Aug LEVEL
14 Aug LEVEL

Also check the deals for return 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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