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 28th, 2026

7 round-trip options

Returning
Sat, Oct 3, 2026•5 Day Trip
$946 USD
Google Flights
Returning
Mon, Oct 5, 2026•7 Day Trip
$866 USD
Google Flights
Returning
Tue, Oct 6, 2026•8 Day Trip
$869 USD
Google Flights
Returning
Wed, Oct 7, 2026•9 Day Trip
$842 USD
Google Flights
Returning
Thu, Oct 8, 2026•10 Day Trip
$849 USD
Google Flights
Returning
Sun, Oct 11, 2026•13 Day Trip
$816 USD
Google Flights
Returning
Mon, Oct 12, 2026•14 Day Trip
$816 USD
Google Flights