Cheapest return flights from Boston to Lisbon in July from 628€

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

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

Return flights

01 Jul - 15 Jul LEVEL
08 Jul - 23 Jul LEVEL
06 Jul - 20 Jul LEVEL
06 Jul - 04 Aug LEVEL
14 Jul - 16 Jul LEVEL
21 Jul - 27 Jul LEVEL
09 Jul - 20 Jul LEVEL
24 Jul - 28 Jul LEVEL
18 Jul - 23 Jul LEVEL
06 Jul - 18 Jul LEVEL
09 Jul - 30 Jul LEVEL
23 Jul - 07 Aug LEVEL
22 Jul - 14 Aug LEVEL
19 Jul - 02 Aug LEVEL
22 Jul - 06 Aug LEVEL
31 Jul - 14 Aug LEVEL
12 Jul - 02 Aug LEVEL
31 Jul - 07 Aug LEVEL
22 Jul - 06 Aug TAP direct
19 Jul - 09 Aug Aer Lingus

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

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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