Which stopover airport offers the lowest fares from Lisbon to San Francisco?

Flights via Philadelphia (PHL) offer the lowest average return price of £589.

Which stopover airport has the shortest travel time from Lisbon to San Francisco?

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 15h 55m.

What is the most punctual flight time for Lisbon to San Francisco flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Which stopover airport has the shortest connection time from Lisbon to San Francisco?

Paris (CDG) has the shortest average stopover time for this route: 1h 40m.

What is the cheapest airline that flies from Lisbon Humberto Delgado to San Francisco?

Iberia and British Airways are the most popular carriers operating from Lisbon Humberto Delgado to San Francisco

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

How often are flights from Lisbon to San Francisco delayed?

Historically, on average around 13% of flights between Lisbon and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

Which airport is the most popular for stopovers for flights between Lisbon and San Francisco?

Philadelphia (PHL) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which airline has the best punctuality record on Lisbon to San Francisco flights?

According to our data, TAP AIR PORTUGAL have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

How many flights depart from Lisbon to San Francisco on average per day?

As of February 2026, there are 1 flights per day flying from Lisbon to San Francisco. The most common time of day flights depart is 09:00, with 100% of flights taking off at midday.

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

As of February 2026, 8 flights take off from Lisbon and land in San Francisco each week. The most common flight departure day for this route is Mon, with 38% of weekly flights taking off on this day.

When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?

Prices for flights from Lisbon Humberto Delgado Airport to San Francisco Airport refresh daily.

How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?

As of February 2026, there is 1 operator available to choose from for flights from Lisbon Humberto Delgado Airport to San Francisco Airport.

How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Francisco Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£348 Cheap Flights from Lisbon to San Francisco in 2026

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One-way

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05:00 - 13:40

LIS

SFO

15h 40m

1 stop

05:00 - 08:10

SFO

LIS

20h 10m

2 stops

£407United Airlines

Tue, 17 Mar - Tue, 24 Mar

05:00 - 20:10

LIS

SFO

23h 10m

1 stop

22:40 - 23:30

SFO

LIS

17h 50m

1 stop

£409United Airlines

Sat, 28 Feb - Sat, 14 Mar

05:00 - 11:45

LIS

SFO

14h 45m

1 stop

15:05 - 14:55

SFO

LIS

15h 50m

1 stop

£411Delta

Tue, 12 May - Tue, 26 May

12:20 - 20:10

LIS

SFO

15h 50m

1 stop

22:40 - 23:30

SFO

LIS

17h 50m

1 stop

£412United Airlines

Sat, 7 Mar - Sat, 14 Mar

11:25 - 11:50

LIS

SFO

32h 25m

1 stop

15:40 - 11:20

SFO

LIS

35h 40m

1 stop

£412Multiple Airlines

Sat, 14 Feb - Fri, 20 Feb

19:45 - 11:45

LIS

SFO

24h 00m

1 stop

20:10 - 08:50

SFO

LIS

28h 40m

1 stop

£414Multiple Airlines

Sat, 16 May - Thu, 28 May

05:00 - 19:20

LIS

SFO

22h 20m

2 stops

11:55 - 14:55

SFO

LIS

19h 00m

2 stops

£415Delta

Tue, 12 May - Tue, 26 May

05:00 - 15:55

LIS

SFO

18h 55m

1 stop

21:30 - 10:15

SFO

LIS

29h 45m

1 stop

£421United Airlines

Wed, 25 Feb - Wed, 18 Mar

11:55 - 11:45

LIS

SFO

31h 50m

1 stop

11:00 - 17:50

SFO

LIS

22h 50m

2 stops

£428Delta

Tue, 31 Mar - Mon, 6 Apr

05:00 - 11:45

LIS

SFO

14h 45m

1 stop

13:00 - 17:50

SFO

LIS

20h 50m

2 stops

£431Delta

Fri, 15 May - Tue, 26 May

Delta flights from Lisbon to San Francisco

Our best Delta deals on Lisbon to San Francisco flight tickets

Delta

20 Feb

LIS05:00Lisbon Humberto Delgado

21h 36m

2 stops

SFO18:36San Francisco

3 Mar

SFO15:40San Francisco

17h 50m

1 stop

LIS17:30Lisbon Humberto Delgado

£538

Delta

20 Feb

LIS05:30Lisbon Humberto Delgado

15h 55m

1 stop

SFO13:25San Francisco

3 Mar

SFO15:40San Francisco

15h 30m

1 stop

LIS15:10Lisbon Humberto Delgado

£539

Delta

20 Feb

LIS05:30Lisbon Humberto Delgado

21h 06m

2 stops

SFO18:36San Francisco

3 Mar

SFO09:55San Francisco

21h 15m

2 stops

LIS15:10Lisbon Humberto Delgado

£543

KLM flights from Lisbon to San Francisco

Our best KLM deals on Lisbon to San Francisco flight tickets

KLM

9 Feb

LIS15:30Lisbon Humberto Delgado

28h 20m

1 stop

SFO11:50San Francisco

16 Feb

SFO09:10San Francisco

14h 50m

1 stop

LIS08:00Lisbon Humberto Delgado

£547

KLM

9 Feb

LIS15:30Lisbon Humberto Delgado

28h 20m

1 stop

SFO11:50San Francisco

16 Feb

SFO07:00San Francisco

19h 35m

2 stops

LIS10:35Lisbon Humberto Delgado

£548

KLM

13 Feb

LIS11:25Lisbon Humberto Delgado

32h 25m

1 stop

SFO11:50San Francisco

25 Feb

SFO08:00San Francisco

16h 00m

2 stops

LIS08:00Lisbon Humberto Delgado

£563

Fly from

Fly to

Route

Depart

Return

Price

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 17/3

05:00-13:40

1 stop15h 40m

San Francisco

Tue 24/3

05:00-08:10

2 stops20h 10m

£407

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 28/2

05:00-20:10

1 stop23h 10m

San Francisco

Sat 14/3

22:40-23:30

1 stop17h 50m

£409

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 12/5

05:00-11:45

1 stop14h 45m

San Francisco

Tue 26/5

15:05-14:55

1 stop15h 50m

£411

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 7/3

12:20-20:10

1 stop15h 50m

San Francisco

Sat 14/3

22:40-23:30

1 stop17h 50m

£412

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 14/2

11:25-11:50

1 stop32h 25m

San Francisco

Fri 20/2

15:40-11:20

1 stop35h 40m

£412

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 16/5

19:45-11:45

1 stop24h 00m

San Francisco

Thu 28/5

20:10-08:50

1 stop28h 40m

£414

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 12/5

05:00-19:20

2 stops22h 20m

San Francisco

Tue 26/5

11:55-14:55

2 stops19h 00m

£415

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 25/2

05:00-15:55

1 stop18h 55m

San Francisco

Wed 18/3

21:30-10:15

1 stop29h 45m

£421

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 31/3

11:55-11:45

1 stop31h 50m

San Francisco

Mon 6/4

11:00-17:50

2 stops22h 50m

£428

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 15/5

05:00-11:45

1 stop14h 45m

San Francisco

Tue 26/5

13:00-17:50

2 stops20h 50m

£431

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

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

Delays

Stopovers

Other information

What is the cheapest month to fly to San Francisco?

The month of February is, on average, the cheapest month to fly to San Francisco from Lisbon, with most prices found around £478. If you are unable to visit San Francisco during the month of February, then departing from Lisbon during the month January is also very affordable. Most momondo users find prices during this month for around £544.

What is the cheapest Lisbon Humberto Delgado to San Francisco flight route?

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

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Lisbon when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £594 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Lisbon for as low as £498 on momondo.

What cabin class options are available on Lisbon Humberto Delgado to San Francisco flights?

There are 2 cabin classes available to choose from on Lisbon Humberto Delgado to San Francisco 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 Lisbon to San Francisco flights?

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

How have Lisbon to San Francisco flight prices changed over time?

As of February 2026, prices for Lisbon to San Francisco flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Lisbon to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Lisbon to San Francisco (LIS to SFO) flight deals and tips

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

Fastest flight time	12h 55m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in San Francisco	1 airport

The fastest flight from Lisbon to San Francisco takes 12h 55m

Direct flights go from Lisbon to San Francisco on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..

There is 1 airport in San Francisco. From Lisbon there are direct flights to San Francisco (SFO).

Search flight deals

How far is Lisbon Humberto Delgado to San Francisco by plane?
San Francisco is 5660.0 mi away from Lisbon Humberto Delgado. In terms of flight time, this usually takes a little over 12h 55m.
When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?
Prices for flights from Lisbon Humberto Delgado Airport to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?
As of February 2026, there is 1 operator available to choose from for flights from Lisbon Humberto Delgado Airport to San Francisco Airport.
How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Lisbon to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from Lisbon to San Francisco is Airbus A330-900neo, representing 72.22% of all bookings. The subsequent popular models are Airbus A330 at 25.00% and Airbus A330-200 at 2.78%.
What is the most popular airline from Lisbon to San Francisco?
Based on momondo bookings for flights between Lisbon and San Francisco, the leading airline is TAP AIR PORTUGAL, making up 100% of the total bookings.

Best airlines flying from Lisbon to San Francisco

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

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom £505	Free Cancellation	Rating 7.1 2,133 reviews		Search TAP AIR PORTUGAL flights

TAP AIR PORTUGAL Flights From Lisbon to San Francisco
TAP AIR PORTUGAL is one of the most popular airlines flying from Lisbon to San Francisco, operating 2 flights/week on average for this route. A good TAP AIR PORTUGAL flight deal for Lisbon to San Francisco starts from £505 round-trip, up to an average price of £676. Our users have rated TAP AIR PORTUGAL at 7.1/10.

Sunnyvale

Santa Clara

Seaside

Big Sur

Rohnert Park

Campbell

Palo Alto

Santa Cruz

Roseville

Novato

South San Francisco

Capitola

Aptos

Sausalito

San Bruno

Woodland

Pacific Grove

Redwood City

Mill Valley

Burlingame

Why use momondo?

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

Finding the right flight to San Francisco from Lisbon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to San Francisco from Lisbon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Lisbon to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Lisbon to San Francisco from £348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to San Francisco departing on 1/3. 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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Delta flights from Lisbon to San Francisco

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KLM flights from Lisbon to San Francisco

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Use the filters below to find and compare flights from Lisbon to San Francisco that are best for you.

See travel insights to San Francisco from

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

What is the cheapest month to fly to San Francisco?

What is the cheapest Lisbon Humberto Delgado to San Francisco flight route?

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

How far in advance should I book a flight to San Francisco?

What cabin class options are available on Lisbon Humberto Delgado to San Francisco flights?

There are 2 cabin classes available to choose from on Lisbon Humberto Delgado to San Francisco 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 Lisbon to San Francisco flights?

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

How have Lisbon to San Francisco flight prices changed over time?

As of February 2026, prices for Lisbon to San Francisco flights are approximately 4% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Lisbon Humberto Delgado to San Francisco?

Iberia and British Airways are the most popular carriers operating from Lisbon Humberto Delgado to San Francisco

How often are flights from Lisbon to San Francisco delayed?

Historically, on average around 13% of flights between Lisbon and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

What is the most punctual flight time for Lisbon to San Francisco flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Lisbon to San Francisco flights?

According to our data, TAP AIR PORTUGAL have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between Lisbon and San Francisco?

Philadelphia (PHL) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Lisbon to San Francisco?

Flights via Philadelphia (PHL) offer the lowest average return price of £589.

Which stopover airport has the shortest travel time from Lisbon to San Francisco?

Flights connecting via Paris (CDG) have the shortest average one-way travel time: 15h 55m.

Which stopover airport has the shortest connection time from Lisbon to San Francisco?

Paris (CDG) has the shortest average stopover time for this route: 1h 40m.

How many flights depart from Lisbon to San Francisco on average per day?

As of February 2026, there are 1 flights per day flying from Lisbon to San Francisco. The most common time of day flights depart is 09:00, with 100% of flights taking off at midday.

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

As of February 2026, 8 flights take off from Lisbon and land in San Francisco each week. The most common flight departure day for this route is Mon, with 38% of weekly flights taking off on this day.

When to book flights from Lisbon to San Francisco

Cheap Lisbon to San Francisco (LIS to SFO) flight deals and tips

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

Fastest flight time

Direct flights

Airports in San Francisco

How far is Lisbon Humberto Delgado to San Francisco by plane?

When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?

How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to San Francisco Airport?

How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

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

What is the most popular airline from Lisbon to San Francisco?

Best airlines flying from Lisbon to San Francisco

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

TAP AIR PORTUGAL Flights From Lisbon to San Francisco

Travelling to a place near San Francisco?

Why use momondo?

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

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

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

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

An easier way to manage your San Francisco trip

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

Get notified when prices go down