San Francisco (SFO) to Porto (OPO) flight deal in economy from $728

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
PortugalOPO

Francisco Sá Carneiro Airport

Porto, Portugal
$897 USD
-19%$728 USD
Verified 14 days ago
Good Availability
47% of dates checked are available within 10% of the lowest price

Tuesday, November 17th, 2026

6 round-trip options

Returning
Sun, Nov 22, 2026•5 Day Trip
$791 USD
Google Flights
Returning
Tue, Nov 24, 2026•7 Day Trip
$741 USD
Google Flights
Returning
Wed, Nov 25, 2026•8 Day Trip
$741 USD
Google Flights
Returning
Sat, Nov 28, 2026•11 Day Trip
$955 USD
Google Flights
Returning
Mon, Nov 30, 2026•13 Day Trip
$760 USD
Google Flights
Returning
Tue, Dec 1, 2026•14 Day Trip
$759 USD
Google Flights