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Cheapest one-way flights from Lisbon (LIS) to Boston (BOS), August

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
31 Aug	Iberia
25 Aug	British Airways
26 Aug	British Airways
29 Aug	Iberia
28 Aug	Ryanair
21 Aug	Ryanair
24 Aug	Ryanair
30 Aug	Ryanair
13 Aug	WestJet
10 Aug	Ryanair

deals for return flights from Lisbon to Boston in August.

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Updated Jul 3, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Lisbon (LIS) to Boston (BOS), August

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