Cheap flights from Porto (OPO) to San Francisco (SFO) from $394

Yes, there are multiple flights from Porto to San Francisco for under $500. The cheapest flight booked recently is on Multiple Airlines for just $439, but on average you can expect to pay $581.

There are currently 1+ open flights from Porto to San Francisco within the next 7 days for less than $1,200.

Our cheapest airline available from Porto to San Francisco is Iberia. Our recent data shows that you can find tickets from as low as $488 on this airline. Additional options worth looking into are Vueling and TAP AIR PORTUGAL, starting at $583 and $589 round-trip. These flights start at 39% lower than the current average price 3 months from now.

The cheapest airlines for a one-way flight from Porto to San Francisco are Vueling ($440), Iberia ($465), and TAP AIR PORTUGAL ($489).

Consider American Airlines, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from Porto to San Francisco.

This is defined as Porto Airport (OPO) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely.

The amount of baggage you can bring on your Porto to San Francisco 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 Porto to San Francisco 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 Porto to San Francisco 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 Porto to San Francisco.

Yes. Cheapflights offers flight deals from Porto to San Francisco 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 Porto to San Francisco 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 Porto to San Francisco 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 Porto to San Francisco flight deals you see on this page were last updated on 5/20.

Currently, December is the cheapest month in which you can book a flight from Porto to San Francisco (average of $267). Flying from Porto to San Francisco in June is currently the most expensive (average of $382). 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.