Book a flight from San Francisco to Porto at the best time

The search engine of Fly Scanner suggests you the ideal solution for travelling to Portugal, offering alternative dates and airports of your choice to save even more. Avoid wasting time and find the right flight for you in a single search customized to your needs.

Fly from San Francisco to Porto at the best price

The search engine of Fly Scannerfinds the best price among hundreds of offers, proposing only the best solutions for a flight from San Francisco to Porto. For example, you can save time by filtering your search by direct flights and the search engine will return only the cheapest flights that may interest you.

Compare cheap San Francisco - Porto flights

Fly Scanner finds the best travel solutions among the offers of hundreds of airlines, proposing even cheaper alternatives.

Direct flights and flexible dates

Fly Scanner helps you save money by also showing you travel deals for days close to your chosen dates and for airports close to San Francisco or Porto. Moreover, if you want to avoid stopovers, with Fly Scanner you can compare only the prices of direct flights from San Francisco to Porto by simply checking the option on the search page.