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Cheap Flights from Lisbon to San Francisco $683.46

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Cheapest Flights from Lisbon to San Francisco (LIS to SFO)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Lisbon to San Francisco (LIS to SFO)

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Mar 20th, the best day for booking to San Francisco (SFO) is Apr 17th. It costs $668, which is 42% below this route's average price.

Question : Do prices fluctuate more for this route than others?
Answer : Ranging anywhere from $654 to $3,141, prices for LIS to SFO do change much more than the majority of routes from Portugal. Prices tend to be lower the further out you book.

Question : Which airline is offering the cheapest flight from LIS to SFO?
Answer : KLM is your best bet for finding that coveted low fare. They're offering fares as low as $654, while prices for other flights are as high as $3,141.

Question : How many days should you spend in San Francisco?
Answer : Over the next two months, passengers from LIS to SFO are planning on staying for 22 days on average.

Question : If your plans are flexible, have you considered changing your departure day?
Answer : Monday is your cheapest day to fly in April. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.