Cheap Flights from San Francisco International Airport to Porto (OPO) Find and Compare the Best Airline Deals

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2025/4
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Other Destinations from:San Francisco

San Francisco－Lisbon(Portela)
USD819〜
* Fares vary in accordance to seat availability
Other Departures to: Porto

Seattle-Tacoma Airport－Porto(OPO)
USD874〜
O'Hare Airport－Porto(OPO)
USD676〜
* Fares vary in accordance to seat availability

San FranciscoSan Francisco International AirportPortoPorto Airport