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 12 hours ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Friday, August 21st, 2026

4 round-trip options

Returning
Thu, Aug 27, 2026•6 Day Trip
$926 USD
Google Flights
Returning
Sat, Aug 29, 2026•8 Day Trip
$926 USD
Google Flights
Returning
Mon, Aug 31, 2026•10 Day Trip
$1,036 USD
Google Flights
Returning
Tue, Sep 1, 2026•11 Day Trip
$968 USD
Google Flights