Cheap flights from San Francisco (SFO) to Porto (OPO) from $317

Yes, there are multiple flights from San Francisco to Porto for under $1,000. The cheapest flight booked recently is on Multiple Airlines for just $988, but on average you can expect to pay $1,008.

There are currently 13+ open flights from San Francisco to Porto within the next 7 days for less than $1,100.

TAP AIR PORTUGAL, at $991, was found to be the cheapest airline from San Francisco to Porto.Alternate airlines to your destination round-trip include American Airlines and United Airlines.

San Francisco Airport is SFO and Porto Airport is OPO. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

Of the flights from San Francisco to Porto that have layovers, most of them stop in Lisbon.

The majority of Lisbon visitors spend their time at Chiado, Praça do Príncipe Real, and Praça de D. Pedro IV. Travelers on a layover in Lisbon can visit Chiado, Praça do Príncipe Real, and Praça de D. Pedro IV, by traveling 4.5 mi, 4.2 mi, and 4.3 mi, respectively after landing at Lisbon Humberto Delgado. Travelers can book a car rental at Lisbon Humberto Delgado for about $28 per day to make their sightseeing more efficient.

Of the flights from San Francisco to Porto that have layovers, the fewest flights stop in Frankfurt am Main.

The amount of baggage you can bring on your San Francisco to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter San Francisco to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on San Francisco to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Porto.

Yes. Cheapflights offers flight deals from San Francisco to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from San Francisco to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on San Francisco to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The San Francisco to Porto flight deals you see on this page were last updated on 5/29.

When booking a flight from San Francisco to Porto, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

Currently, January is the cheapest month in which you can book a flight from San Francisco to Porto (average of $523). Flying from San Francisco to Porto in June is currently the most expensive (average of $994). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.