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

Sunday, September 6th, 2026

7 round-trip options

Returning
Fri, Sep 11, 2026•5 Day Trip
$1,116 USD
Google Flights
Returning
Sat, Sep 12, 2026•6 Day Trip
$1,086 USD
Google Flights
Returning
Sun, Sep 13, 2026•7 Day Trip
$1,080 USD
Google Flights
Returning
Thu, Sep 17, 2026•11 Day Trip
$1,235 USD
Google Flights
Returning
Fri, Sep 18, 2026•12 Day Trip
$1,176 USD
Google Flights
Returning
Sat, Sep 19, 2026•13 Day Trip
$979 USD
Google Flights
Returning
Sun, Sep 20, 2026•14 Day Trip
$929 USD
Google Flights