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 8 hours agoJuly 2026
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Rare Availability
5% of dates checked are available within 10% of the lowest price
Friday, July 31st, 2026
4 round-trip options
Returning
Thu, Aug 6, 2026•6 Day Trip
$1,141 USD
Returning
Sat, Aug 8, 2026•8 Day Trip
$1,173 USD
Returning
Mon, Aug 10, 2026•10 Day Trip
$1,307 USD
Returning
Tue, Aug 11, 2026•11 Day Trip
$1,307 USD