$423 Cheap American Airlines flights Boston (BOS) to Lisbon (LIS)

$423 Cheap American Airlines flights Boston (BOS) to Lisbon (LIS)

Prices were available within the past 7 days and start at $423 for one-way flights and $559 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 28 - Tue, Mar 31

BOS

Boston

LIS

Lisbon

$559 Roundtrip, found 1 day ago

$559

Roundtrip

found 1 day ago

Select American Airlines flight, departing Sat, Feb 28 from Boston to Lisbon, returning Tue, Mar 31, priced at $559 found 1 day ago