How many flights depart from San Francisco to Portugal on average per week?

4 flights are operational weekly from San Francisco to Portugal as of August 2025. The most popular departure day for this route is Wed, with 50% of flights per week taking off on this day.

What airlines fly to Portugal?

TAP AIR PORTUGAL, United Airlines and Air Canada are the top three most popular airlines that fly to Portugal from San Francisco according to our data. TAP AIR PORTUGAL is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 18 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Francisco to Portugal?

LEVEL, Iberia, and American Airlines are the most popular carriers operating from San Francisco to Portugal

When did momondo last update prices for flights from San Francisco Airport to Portugal?

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

How many operators does momondo search for flights from San Francisco Airport to Portugal?

As of August 2025, there are 18 operators available to choose from for flights from San Francisco Airport to Portugal.

How old do you have to be to fly from San Francisco Airport to Portugal?

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 Portugal.

What documentation or ID do you need to fly to Portugal?

The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$255 Cheap Flights from San Francisco to Portugal in 2025

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Find the cheapest flights from San Francisco to Portugal

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:40 pm - 4:05 pmSFO-LIS

15h 25m1 stop

4:55 pm - 2:35 pmLIS-SFO

29h 40m1 stop

$458Scandinavian Airlines

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jue., dic. 25 - dom., ene. 11

4:40 pm - 4:05 pmSFO-LIS

15h 25m1 stop

4:55 pm - 2:35 pmLIS-SFO

29h 40m1 stop

$472Scandinavian Airlines

Find Deal

jue., ene. 22 - vie., feb. 6

11:40 am - 9:20 amSFO-LIS

13h 40m1 stop

5:00 am - 12:40 pmLIS-SFO

15h 40m1 stop

$557United Airlines

Find Deal

lun., oct. 20 - mar., nov. 4

8:25 am - 8:55 amSFO-LIS

16h 30m1 stop

5:00 am - 12:40 pmLIS-SFO

15h 40m1 stop

$558United Airlines

Find Deal

mar., dic. 2 - mié., dic. 10

5:00 am - 8:55 amSFO-LIS

20h 55m2 stops

5:00 am - 5:25 pmLIS-SFO

20h 25m2 stops

$569Air Canada

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mié., oct. 29 - mié., nov. 12

6:45 pm - 10:45 pmSFO-OPO

20h 00m2 stops

10:30 pm - 2:35 pmOPO-SFO

24h 05m1 stop

$574TAP AIR PORTUGAL

Find Deal

mar., sep. 9 - mar., sep. 23

4:20 pm - 5:00 pmSFO-OPO

16h 40m1 stop

7:00 am - 2:35 pmOPO-SFO

15h 35m1 stop

$575TAP AIR PORTUGAL

Find Deal

mar., oct. 7 - mié., oct. 15

7:30 am - 8:55 amSFO-LIS

17h 25m2 stops

11:20 am - 9:28 amLIS-SFO

30h 08m2 stops

$577Air Canada

Find Deal

mié., nov. 12 - mié., nov. 19

8:40 pm - 11:20 amSFO-FNC

30h 40m1 stop

3:05 pm - 3:00 pmFNC-SFO

31h 55m1 stop

$619British Airways

Find Deal

mié., dic. 10 - mar., dic. 16

4:15 pm - 11:20 amSFO-FNC

35h 05m2 stops

3:05 pm - 3:00 pmFNC-SFO

31h 55m1 stop

$623British Airways

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mié., dic. 10 - mar., dic. 16

Air Canada flights from San Francisco to Portugal

Our best Air Canada deals on San Francisco to Portugal flight tickets

Air Canada

Oct 29

SFO5:00 amSan Francisco

20h 55m

2 stops

LIS8:55 amLisbon Humberto Delgado

Nov 12

LIS5:00 amLisbon Humberto Delgado

20h 25m

2 stops

SFO5:25 pmSan Francisco

$569

Find similar

Air Canada

Nov 12

SFO7:30 amSan Francisco

17h 25m

2 stops

LIS8:55 amLisbon Humberto Delgado

Nov 19

LIS11:20 amLisbon Humberto Delgado

30h 08m

2 stops

SFO9:28 amSan Francisco

$577

Find similar

Air Canada

Aug 17

SFO11:47 pmSan Francisco

25h 33m

1 stop

LIS9:20 amLisbon Humberto Delgado

Sep 3

LIS11:25 amLisbon Humberto Delgado

31h 03m

2 stops

SFO10:28 amSan Francisco

$652

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British Airways flights from San Francisco to Portugal

Our best British Airways deals on San Francisco to Portugal flight tickets

British Airways

Dec 10

SFO8:40 pmSan Francisco

30h 40m

1 stop

FNC11:20 amFunchal Madeira

Dec 16

FNC3:05 pmFunchal Madeira

31h 55m

1 stop

SFO3:00 pmSan Francisco

$619

Find similar

British Airways

Dec 10

SFO4:15 pmSan Francisco

35h 05m

2 stops

FNC11:20 amFunchal Madeira

Dec 16

FNC3:05 pmFunchal Madeira

31h 55m

1 stop

SFO3:00 pmSan Francisco

$623

Find similar

British Airways

Aug 26

SFO7:20 pmSan Francisco

30h 45m

1 stop

LIS10:05 amLisbon Humberto Delgado

Sep 2

LIS8:25 amLisbon Humberto Delgado

15h 45m

1 stop

SFO4:10 pmSan Francisco

$667

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

jue. 12/25

4:40 pm-4:05 pm

1 stop15h 25m

Lisbon Humberto Delgado

dom. 1/11

4:55 pm-2:35 pm

1 stop29h 40m

$458

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

jue. 1/22

4:40 pm-4:05 pm

1 stop15h 25m

Lisbon Humberto Delgado

vie. 2/6

4:55 pm-2:35 pm

1 stop29h 40m

$472

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

lun. 10/20

11:40 am-9:20 am

1 stop13h 40m

Lisbon Humberto Delgado

mar. 11/4

5:00 am-12:40 pm

1 stop15h 40m

$557

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

mar. 12/2

8:25 am-8:55 am

1 stop16h 30m

Lisbon Humberto Delgado

mié. 12/10

5:00 am-12:40 pm

1 stop15h 40m

$558

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

mié. 10/29

5:00 am-8:55 am

2 stops20h 55m

Lisbon Humberto Delgado

mié. 11/12

5:00 am-5:25 pm

2 stops20h 25m

$569

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

mar. 9/9

6:45 pm-10:45 pm

2 stops20h 00m

Porto

mar. 9/23

10:30 pm-2:35 pm

1 stop24h 05m

$574

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

mar. 10/7

4:20 pm-5:00 pm

1 stop16h 40m

Porto

mié. 10/15

7:00 am-2:35 pm

1 stop15h 35m

$575

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

mié. 11/12

7:30 am-8:55 am

2 stops17h 25m

Lisbon Humberto Delgado

mié. 11/19

11:20 am-9:28 am

2 stops30h 08m

$577

San FranciscoFunchal

SFO - FNC

SFOFNC

San Francisco

mié. 12/10

8:40 pm-11:20 am

1 stop30h 40m

Funchal Madeira

mar. 12/16

3:05 pm-3:00 pm

1 stop31h 55m

$619

San FranciscoFunchal

SFO - FNC

SFOFNC

San Francisco

mié. 12/10

4:15 pm-11:20 am

2 stops35h 05m

Funchal Madeira

mar. 12/16

3:05 pm-3:00 pm

1 stop31h 55m

$623

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from San Francisco to Portugal

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

Prices

Airlines

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from San Francisco is in February. Flight prices, which tend to average around $671, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from San Francisco during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $673.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Wednesday is the cheapest day to fly to Portugal from San Francisco. The lowest ticket price found for a Wednesday departure recently was $712. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Sunday, with ticket prices averaging around $892.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from San Francisco to Portugal during this time can be as low as $786. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $969 per ticket.

What is the cheapest San Francisco to Portugal flight route?

Fly from San Francisco to Lisbon Humberto Delgado for the best San Francisco - Portugal flight prices

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from San Francisco for as low as $814 on momondo.

What cabin class options are available on San Francisco to Portugal flights?

There are 4 cabin classes available to choose from on San Francisco to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Portugal flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Portugal.

Cheap San Francisco to Portugal flight deals and tips

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

Best Price Found	$255
Fastest flight time	9h 30m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Portugal	7 airports

The best one-way flight to Portugal from San Francisco in the past 72 hours is $255. The best round-trip flight deal from San Francisco to Portugal found on momondo in the last 72 hours is $458.

The fastest flight from San Francisco to Portugal takes 9h 30m

Direct flights go from San Francisco to Portugal on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL, JetBlue and Etihad Airways.

There are 7 airports near Portugal: Lajes (TER), Velas Sao Jorge Island (SJZ), Faro (FAO), Lisbon Humberto Delgado (LIS), Ponta Delgada Nordela (PDL), Funchal Madeira (FNC), Porto (OPO)

Search flight deals

When did momondo last update prices for flights from San Francisco Airport to Portugal?
Prices for flights from San Francisco Airport to Portugal are refreshed on a daily basis.
How many operators does momondo search for flights from San Francisco Airport to Portugal?
As of August 2025, there are 18 operators available to choose from for flights from San Francisco Airport to Portugal.
How old do you have to be to fly from San Francisco Airport to Portugal?
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 Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal 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 Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from San Francisco to Portugal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Portugal is Airbus A330-900neo (36.68% of total bookings). The next most popular plane models are Airbus A330 (16.20%), Boeing 777 (14.51%), and Airbus A330-200 (7.78%).

Best airlines flying from San Francisco to Portugal

Compare and see reviews for airlines that fly from San Francisco to Portugal with momondo

Airline	Rating	Free Cancellation	Price
LEVEL	PriceFrom $351	Free Cancellation	Rating 4.0 4 reviews	Search LEVEL flights
Iberia	PriceFrom $363	Free Cancellation	Rating 7.0 2,878 reviews	Search Iberia flights
Scandinavian Airlines	PriceFrom $473	Free Cancellation	Rating 7.4 1,468 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $496	Free Cancellation	Rating 7.4 657 reviews	Search Virgin Atlantic flights
Vueling	PriceFrom $532	Free Cancellation	Rating 7.1 1,180 reviews	Search Vueling flights
Lufthansa	PriceFrom $550	Free Cancellation	Rating 6.8 7,317 reviews	Search Lufthansa flights
KLM	PriceFrom $559	Free Cancellation	Rating 7.8 1,381 reviews	Search KLM flights
British Airways	PriceFrom $564	Free Cancellation	Rating 6.6 7,266 reviews	Search British Airways flights
TAP AIR PORTUGAL	PriceFrom $570	Free Cancellation	Rating 7.1 1,947 reviews	Search TAP AIR PORTUGAL flights
SWISS	PriceFrom $582	Free Cancellation	Rating 7.5 1,699 reviews	Search SWISS flights

Why use momondo?

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

It is quick and easy to find San Francisco to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

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

Yes. All flights to Portugal from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for San Francisco to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from San Francisco to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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mar. 8/19

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Find better results for your trip to Portugal

Popular cities in Portugal

Flights to Lisbonfrom $368

Flights to Portofrom $340

Flights to Funchalfrom $401

Flights to Farofrom $424

Flights to Ponta Delgadafrom $450

Flights to Lajesfrom $544

Flights to Hortafrom $591

Flights to Pico Islandfrom $560

Flights to Porto Santofrom $639

Flights to Velasfrom $594

Cheap flights from San Francisco to Portugal from $255

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Portugal departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

Price Alerts

Find the cheapest flights from San Francisco to Portugal

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Air Canada flights from San Francisco to Portugal

Our best Air Canada deals on San Francisco to Portugal flight tickets

British Airways flights from San Francisco to Portugal

Our best British Airways deals on San Francisco to Portugal flight tickets

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How to get the cheapest flight ticket from San Francisco to Portugal

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 is the cheapest month to fly to Portugal?

What is the cheapest day to depart on your flight to Portugal?

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from San Francisco to Portugal during this time can be as low as $786. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $969 per ticket.

What is the cheapest San Francisco to Portugal flight route?

Fly from San Francisco to Lisbon Humberto Delgado for the best San Francisco - Portugal flight prices

How far in advance should I book a flight to Portugal?

What cabin class options are available on San Francisco to Portugal flights?

There are 4 cabin classes available to choose from on San Francisco to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Portugal flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Portugal.

What is the cheapest airline that flies from San Francisco to Portugal?

LEVEL, Iberia, and American Airlines are the most popular carriers operating from San Francisco to Portugal

What airlines fly to Portugal?

How many flights depart from San Francisco to Portugal on average per week?

4 flights are operational weekly from San Francisco to Portugal as of August 2025. The most popular departure day for this route is Wed, with 50% of flights per week taking off on this day.

Cheap San Francisco to Portugal flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Portugal

When did momondo last update prices for flights from San Francisco Airport to Portugal?

How many operators does momondo search for flights from San Francisco Airport to Portugal?

How old do you have to be to fly from San Francisco Airport to Portugal?

What documentation or ID do you need to fly to Portugal?

What is the most popular plane model from San Francisco to Portugal?

Best airlines flying from San Francisco to Portugal

Compare and see reviews for airlines that fly from San Francisco to Portugal with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo