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

Monday, October 5th, 2026

7 round-trip options

Returning
Sat, Oct 10, 2026•5 Day Trip
$945 USD
Google Flights
Returning
Sun, Oct 11, 2026•6 Day Trip
$851 USD
Google Flights
Returning
Mon, Oct 12, 2026•7 Day Trip
$805 USD
Google Flights
Returning
Fri, Oct 16, 2026•11 Day Trip
$851 USD
Google Flights
Returning
Sat, Oct 17, 2026•12 Day Trip
$851 USD
Google Flights
Returning
Sun, Oct 18, 2026•13 Day Trip
$851 USD
Google Flights
Returning
Mon, Oct 19, 2026•14 Day Trip
$809 USD
Google Flights