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

Monday, September 14th, 2026

7 round-trip options

Returning
Sat, Sep 19, 2026•5 Day Trip
$938 USD
Google Flights
Returning
Mon, Sep 21, 2026•7 Day Trip
$870 USD
Google Flights
Returning
Tue, Sep 22, 2026•8 Day Trip
$870 USD
Google Flights
Returning
Wed, Sep 23, 2026•9 Day Trip
$835 USD
Google Flights
Returning
Thu, Sep 24, 2026•10 Day Trip
$895 USD
Google Flights
Returning
Sun, Sep 27, 2026•13 Day Trip
$827 USD
Google Flights
Returning
Mon, Sep 28, 2026•14 Day Trip
$823 USD
Google Flights