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

Sunday, November 22nd, 2026

6 round-trip options

Returning
Fri, Nov 27, 2026•5 Day Trip
$762 USD
Google Flights
Returning
Sun, Nov 29, 2026•7 Day Trip
$840 USD
Google Flights
Returning
Mon, Nov 30, 2026•8 Day Trip
$780 USD
Google Flights
Returning
Thu, Dec 3, 2026•11 Day Trip
$760 USD
Google Flights
Returning
Sat, Dec 5, 2026•13 Day Trip
$810 USD
Google Flights
Returning
Sun, Dec 6, 2026•14 Day Trip
$810 USD
Google Flights