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

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
23 Jul	LEVEL
26 Jul	LEVEL
28 Jul	TAP Direct Flight
19 Jul	TAP Direct Flight
18 Jul	TAP Direct Flight
23 Jul	TAP Direct Flight
15 Jul	LEVEL
25 Jul	TAP Direct Flight
12 Jul	Iberia
31 Jul	Porter Airlines (Canada) Ltd

deals for return flights from Boston to Lisbon in July.

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Updated Jul 10, 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 Boston (BOS) to Lisbon (LIS), July

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