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  2. United States
  3. San Francisco
  4. Porto - San Francisco

Flights from Porto to San Francisco

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Cheapest time to fly from Porto to San Francisco

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
week: Nov 16 - Nov 22
Flights from just €655
€655
€697
NovemberDecember
Distance: 8,964 km
Porto airports
Porto Airport (OPO)How far from city centre: 3 km
San Francisco airports
San Francisco International Airport (SFO)How far from city centre: 18 km

Book your flight from Porto to San Francisco

Find direct and indirect flights from Porto to San Francisco (United States) with eDreams. Once you have your results, sort them by schedule or price and book the option that best suits your plans.

A direct flight from Porto to San Francisco takes around 13 h and 45 m, while indirect flights will take longer.

Airports and airlines connecting Porto and San Francisco

Knowing where you set off from and where you arrive helps you organise your journey better. Consider the available airports and compare the different airlines operating on this route.

  • Departure airport: Porto Airport (OPO)
  • Arrival airport: San Francisco International Airport (SFO)

Weather in San Francisco

The best time to visit may depend on your preferred climate. In San Francisco, the average temperature floats around 21ºC in the warmest months and 8ºC in the coldest ones. Keep this in mind when packing and planning any outdoor activities.

  • Highs: up to 21ºC
  • Lows: down to 8ºC
  • Hottest month: September
  • Coldest month: January
  • Driest month: July
  • Wettest month: December

How to save when flying from Porto to San Francisco

A few tips for finding cheaper flights from Porto to San Francisco:

  • Flexible dates: compare fares for two or three different departure days. Leaving a day earlier or later can make a noticeable difference to the price.
  • Baggage allowance: check what each fare includes before you book, so you aren't caught out by extra charges at the airport.
  • Airports on your route: confirm which airports you depart from and land at, especially if the city has more than one. This will help you plan your transfer and work out the total cost of getting around.

Looking for a bigger saving? Book a Flight + Hotel package to combine both in one booking and unlock exclusive discounts on your stay in San Francisco. You can also save on a hire car by including it with your booking.

Frequently asked questions about flights from Porto to San Francisco

On average, what is the price of a Porto to San Francisco flight?
When flying from Porto to San Francisco the average price will be €831. However, this price is dependant on several other factors like seasonality or the time in advance taken when booking the route.
For flights from Porto to San Francisco, how can I find the cheapest price?
On eDreams we use machine learning to find the most economical flight between Porto and San Francisco. By taking into account the combinations of airlines, stopovers, direct flights as well as the various criteria for the journeys, our search engine allows us to offer our customers the best price under the best conditions.
When booking, when is the best time to do so in order to get the best prices for Porto to San Francisco flights?
The most popular month for flights from Porto to San Francisco are: September, January and November.
When is the best time to travel from Porto to San Francisco?
A good period of the year to visit San Francisco from Porto really depends on lots of personal preferences, price being one of the main criteria When it comes to popularity, March is the best month to fly to San Francisco from Porto, basedd on searches from our customers, followed by October and July. If you prefer to avoid the busy season and get away from the crowds May, February and April are the months with fewer searches for the route Porto -  San Francisco.
What is the duration of a flight from Porto to San Francisco?
Flight time, on average, from Porto to San Francisco is usually 13 h and 55 m on average, at an average distance of 8,963.85 km, for flights for the route (which may have 1 or more stops in other cities in between).
What is the weather like in San Francisco compared to Porto?
The average temperature in Porto is 20º degrees in summer. San Francisco reaches 17º during the hot season. In winter, however, temperatures are around 11º degrees in San Francisco, compared to the 10º average degrees in Porto.

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