Cheapest one-way flights from Boston to Lisbon in May from $260

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

AirHint found the following cheapest one-way flights from Boston (BOS) to Lisbon (LIS) in May 2024 (see full year).

One-Way flights

20 May Azores Airlines
29 May Porter Airlines (Canada) Ltd
31 May Spirit Airlines
25 May Spirit Airlines
21 May Air Canada
23 May Air Canada
22 May Fly Play
24 May Spirit Airlines
26 May Fly Play
29 May TAP direct

Also check the deals for return flights from Boston to Lisbon in May.

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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