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 15 days ago
Good Availability
47% of dates checked are available within 10% of the lowest price

Saturday, January 2nd, 2027

4 round-trip options

Returning
Sat, Jan 9, 2027•7 Day Trip
$872 USD
Google Flights
Returning
Mon, Jan 11, 2027•9 Day Trip
$813 USD
Google Flights
Returning
Tue, Jan 12, 2027•10 Day Trip
$794 USD
Google Flights
Returning
Fri, Jan 15, 2027•13 Day Trip
$793 USD
Google Flights