Lisbon (LIS) to San Francisco (SFO) flight deal in economy from $650

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
PortugalLIS

Portela Airport

Lisbon, Portugal
United StatesSFO

San Francisco International Airport

San Francisco, United States
$821 USD
-21%$650 USD
Verified about 11 hours ago
Fair Availability
34% of dates checked are available within 10% of the lowest price

Wednesday, September 23rd, 2026

7 round-trip options

Returning
Mon, Sep 28, 2026•5 Day Trip
$843 USD
Google Flights
Returning
Wed, Sep 30, 2026•7 Day Trip
$847 USD
Google Flights
Returning
Thu, Oct 1, 2026•8 Day Trip
$847 USD
Google Flights
Returning
Fri, Oct 2, 2026•9 Day Trip
$847 USD
Google Flights
Returning
Sat, Oct 3, 2026•10 Day Trip
$822 USD
Google Flights
Returning
Tue, Oct 6, 2026•13 Day Trip
$798 USD
Google Flights
Returning
Wed, Oct 7, 2026•14 Day Trip
$798 USD
Google Flights