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

View $437 flight on Sun, Nov 9, 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 $852 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Nov 19 - Tue, Dec 2
BOS
Boston
LIS
Lisbon
$852 Roundtrip, found 3 days ago
$852
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Nov 19 from Boston to Lisbon, returning Tue, Dec 2, priced at $852 found 3 days ago

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Humberto Delgado
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
United
Distance
5096 km
Average flight time
11 hours 28 mins

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