Lisbon (LIS) to San Francisco (SFO) flight deal in economy from $637
LISPortela Airport
Lisbon, Portugal
SFOSan Francisco International Airport
San Francisco, United States
$903 USD
-29%$637 USD
Verified about 10 hours agoSeptember 2026
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Rare Availability
5% of dates checked are available within 10% of the lowest price
Monday, September 7th, 2026
7 round-trip options
Returning
Sat, Sep 12, 2026•5 Day Trip
$993 USD
Returning
Sun, Sep 13, 2026•6 Day Trip
$988 USD
Returning
Mon, Sep 14, 2026•7 Day Trip
$978 USD
Returning
Fri, Sep 18, 2026•11 Day Trip
$1,364 USD
Returning
Sat, Sep 19, 2026•12 Day Trip
$1,347 USD
Returning
Sun, Sep 20, 2026•13 Day Trip
$969 USD
Returning
Mon, Sep 21, 2026•14 Day Trip
$970 USD