Cheapest return flights from Boston to Lisbon in October from 439€

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 October 2025 (see full year).

Return flights

09 Oct - 13 Oct Fly Play
01 Oct - 15 Oct Vueling Airlines
14 Oct - 21 Oct TAP direct
01 Oct - 15 Oct Air France direct

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

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon