Lisbon (LIS) to San Francisco (SFO) flight deal in economy from $637

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
Round Trip•Economy
PortugalLIS

Portela Airport

Lisbon, Portugal
United StatesSFO

San Francisco International Airport

San Francisco, United States
$903 USD
-29%$637 USD
Verified about 17 hours ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Wednesday, December 2nd, 2026

5 round-trip options

Returning
Tue, Dec 8, 2026•6 Day Trip
$778 USD
Google Flights
Returning
Wed, Dec 9, 2026•7 Day Trip
$778 USD
Google Flights
Returning
Fri, Dec 11, 2026•9 Day Trip
$869 USD
Google Flights
Returning
Sat, Dec 12, 2026•10 Day Trip
$869 USD
Google Flights
Returning
Tue, Dec 15, 2026•13 Day Trip
$778 USD
Google Flights