The cheapest times to fly from PXO to SFO are

  • March 26th to June 10th (except the weeks of April 9th, May 14th, and May 28th)
  • June 25th to July 8th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PXO to SFO is late March. Prices can be as high as $3261 for Thursday flights during mid March, or as low as $1184 for Sunday flights around late March.


When to Fly to San Francisco

Flying from Porto Santo (PXO) to San Francisco, CA (SFO) will usually cost between $1198 to $2564 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late March with an average ticket price of $1228. Due to high demand the most expensive time to fly is mid March, with an average price of $3261. Planning your trip to low-cost times can easily save you $2033 on economy flights and even more on first-class flights. Generally, any price below $1426 can be considered a good price for a round-trip PXO to SFO flight.

See below for a graph of average weekly prices for the PXO to SFO route. All prices are for round-trip tickets in USD.

PXO to SFO Flight Prices

Compared to other flights, the PXO to SFO flight is slightly more expensive than the average and costs about as much as the average flight leaving from Porto Santo Island. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to fly to SFO, and Monday the cheapest day to fly back into PXO. Thursdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $830 (35%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Sunday and returning a week later will cost an average of $1256. Return trip prices are from the SFO to PXO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from PXO to SFO can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 11 hour 6 minutes may not be realistic.


Flight Hacking PXO to SFO

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from PXO to SFO — but Champion Traveler does!

Hack #1: Milan (PXO > MXP > SFO)

  • Price for both tickets: $876
  • Average savings: $550 (38.57%)

See PXO to LIS flights

Hack #2: Lisbon (PXO > LIS > SFO)

  • Price for both tickets: $1007
  • Average savings: $419 (29.38%)

See PXO to MXP flights

Hack #3: Boston, MA (PXO > BOS > SFO)

  • Price for both tickets: $1318
  • Average savings: $108 (7.57%)

See PXO to BOS flights


Flight Questions Answered

Still have questions about flying from PXO to SFO? We’ve got answers.

Which airlines fly this route?

You can find 1 major airline flying this route most often: Tap Air Portugal, and potentially more during busy seasons.

How far away is it from San Francisco International Airport to Porto Santo Airport?

The distance between the two airports is roughly 5622 miles or 9048 kilometers.

How long does it take to fly from PXO to SFO?

The real-world flight time for a nonstop PXO to SFO flight is about 11 hour 6 minutes.

How many flights go between Porto Santo and San Francisco, CA?

It depends on the day of the week and the date, but a typical day might have around 18 available flights from PXO to SFO.


Airport Location Info


Departing Airport

Origination codePXO
Origination airport namePorto Santo Airport
CityPorto Santo

Return Airport

Destination codeSFO
Destination airport nameSan Francisco International Airport
CitySan Francisco, CA
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.