$437 Cheap American Airlines flights Boston (BOS) to Lisbon (LIS)

View $437 flight on Wed, Nov 26, 2025Opens in a new window

$437 Cheap American Airlines flights Boston (BOS) to Lisbon (LIS)

Prices were available within the past 7 days and start at $437 for one-way flights and $779 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 21 - Tue, Jul 28
BOS
Boston
LIS
Lisbon
$779 Roundtrip, found 15 hours ago
$779
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Tue, Jul 21 from Boston to Lisbon, returning Tue, Jul 28, priced at $779 found 15 hours ago
Flights from Boston (BOS) to Lisbon (LIS)
Origin airport
Logan Intl.
Destination airport
Humberto Delgado
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
TAP Portugal
Distance
5096 km
Average flight time
11 hours 28 mins