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Cheap flights from San Francisco to Porto Santo from $1,258

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Porto Santo departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Porto Santo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:35 pm - 6:55 pmSFO-PXO
18h 20m2 stops
Multiple Airlines Logo
7:30 pm - 8:10 pmPXO-SFO
32h 40m3 stops
$1,258Multiple Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15
Multiple Airlines Logo
4:35 pm - 9:25 amSFO-PXO
32h 50m3 stops
Multiple Airlines Logo
7:30 pm - 8:10 pmPXO-SFO
32h 40m3 stops
$1,481Multiple Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Porto Santo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 1, 2025.
Use the filters below to find and compare flights from San Francisco to Porto Santo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoPorto Santo

SFO - PXO

SFOPXO

San Francisco

Wed 11/5

4:35 pm-6:55 pm

2 stops18h 20m

Porto Santo

Sat 11/15

7:30 pm-8:10 pm

3 stops32h 40m

$1,258

San FranciscoPorto Santo

SFO - PXO

SFOPXO

San Francisco

Wed 11/5

4:35 pm-9:25 am

3 stops32h 50m

Porto Santo

Sat 11/15

7:30 pm-8:10 pm

3 stops32h 40m

$1,481

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto Santo from

How to get the cheapest flight ticket from San Francisco to Porto Santo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Porto Santo?

TAP AIR PORTUGAL, United Airlines and Lufthansa are the top three most popular airlines that fly to Porto Santo from San Francisco according to our data. TAP AIR PORTUGAL is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Porto Santo. Keep in mind that there are 3 different airlines that fly to Porto Santo on a routine basis, so you have a few additional options to choose from.

When to book flights from San Francisco to Porto Santo

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Porto Santo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Porto Santo (SFO to PXO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Porto Santo

Direct flights

None
There are no direct flights from San Francisco to Porto Santo. There are no popular flight routes from San Francisco to Porto Santo.
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  • How far is San Francisco to Porto Santo by plane?

    There are 5614.3 mi between San Francisco and Porto Santo. Typically, this will take 18h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from San Francisco Airport to Porto Santo Airport?

    Prices for flights from San Francisco Airport to Porto Santo Airport are refreshed on a daily basis.

  • How old do you have to be to fly from San Francisco Airport to Porto Santo Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Porto Santo Airport.

  • What documentation or ID do you need to fly to Porto Santo Airport?

    The travel and health documents required for your trip to Porto Santo Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Santo Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Porto Santo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Porto Santo. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco to Porto Santo with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Porto Santo from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Porto Santo?

momondo helps you find the best flight between San Francisco and Porto Santo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Porto Santo right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto Santo from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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