AirHint found the following cheapest return flights from Lisbon (LIS) to Boston (BOS) in August 2026 (see full year).
Return flights
| 07 Aug - 23 Aug | Vueling Airlines | ||
| 01 Aug - 16 Aug | LEVEL | ||
| 08 Aug - 23 Aug | Air France | ||
| 07 Aug - 23 Aug | Virgin Atlantic | direct | |
| 08 Aug - 23 Aug | Virgin Atlantic | direct | |
| 01 Aug - 16 Aug | Virgin Atlantic | direct |
Also check the deals for one-way flights from Lisbon 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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