San Francisco (SFO) to Porto (OPO) flight deal in economy from $351
SFOSan Francisco International Airport
San Francisco, United States
OPOFrancisco Sá Carneiro Airport
Porto, Portugal
$488 USD
-28%$351 USD
Verified about 4 hours agoSeptember 2026
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Fair Availability
29% of dates checked are available within 10% of the lowest price
Sunday, September 20th, 2026
Outbound Flights
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