Cheap United flights Boston (BOS) to Lisbon (LIS)

Cheap United flights Boston (BOS) to Lisbon (LIS)

Prices were available within the past 7 days and start at for one-way flights and $1,130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 15 - Thu, Oct 15
BOS
Boston
LIS
Lisbon
$1,130 Roundtrip, found 1 day ago
$1,130
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 15 from Boston to Lisbon, returning Thu, Oct 15, priced at $1,130 found 1 day ago

Find the cheapest month to fly from Boston (BOS) to Lisbon (LIS)

February is typically the cheapest month to fly

From $396 - $759 per traveler.
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, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
Air France
Distance
5096 km
Average flight time
11 hours 28 mins