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

The number of flights available between Lisbon and San Francisco is 6 per week as of November 2025. The most frequent departure day is Mon, with 50% of weekly flights leaving on this day.

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

Flights connecting via London (LHR) have the shortest average one-way travel time: 16h 10m.

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 124 minutes.

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

London (LHR) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

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

Boston (BOS) has the shortest average layover time for this route: 1h 48m.

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 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?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

What airlines fly to San Francisco?

TAP AIR PORTUGAL, British Airways and Delta are the top three most popular airlines that fly to San Francisco from Lisbon according to our data. TAP AIR PORTUGAL is the first choice among our users, with 43% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 8 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

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

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

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

Aer Lingus and Iberia are the most popular carriers operating from Lisbon Humberto Delgado to San Francisco

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

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $570.

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?

There are 8 operators available for flights from Lisbon Humberto Delgado Airport to San Francisco Airport as of November 2025.

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

$517 Cheap Flights from Lisbon to San Francisco in 2025/26

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4:40 pm - 2:35 pmLIS-SFO

29h 55m1 stop

4:40 pm - 5:55 pmSFO-LIS

41h 15m2 stops

$710Scandinavian Airlines

Find Deal

Fri, Jan 16 - Sat, Jan 31

8:45 pm - 4:00 pmLIS-SFO

26h 15m2 stops

1:20 pm - 6:05 pmSFO-LIS

21h 45m2 stops

$714Iberia

Find Deal

Wed, Mar 11 - Sat, Mar 21

5:00 am - 3:55 pmLIS-SFO

18h 55m1 stop

7:00 am - 8:10 amSFO-LIS

17h 10m1 stop

$716United Airlines

Find Deal

Fri, Jan 16 - Sat, Jan 31

8:20 am - 11:20 pmLIS-SFO

22h 00m2 stops

6:24 am - 4:05 pmSFO-LIS

26h 41m2 stops

$719Iberia

Find Deal

Mon, Mar 16 - Wed, Mar 25

5:00 am - 6:47 pmLIS-SFO

21h 47m2 stops

7:25 am - 10:15 amSFO-LIS

18h 50m2 stops

$721United Airlines

Find Deal

Thu, Dec 11 - Tue, Dec 16

5:00 am - 6:55 pmLIS-SFO

21h 55m2 stops

5:00 am - 9:20 amSFO-LIS

20h 20m2 stops

$722United Airlines

Find Deal

Sun, Feb 15 - Sun, Apr 5

5:05 am - 5:12 pmLIS-SFO

20h 07m2 stops

6:00 am - 8:20 amSFO-LIS

18h 20m2 stops

$723United Airlines

Find Deal

Fri, Apr 3 - Fri, Apr 17

8:45 pm - 4:00 pmLIS-SFO

26h 15m2 stops

9:40 pm - 6:05 pmSFO-LIS

37h 25m2 stops

$725Iberia

Find Deal

Wed, Mar 11 - Fri, Mar 20

5:00 am - 6:35 pmLIS-SFO

21h 35m2 stops

11:05 am - 2:50 pmSFO-LIS

19h 45m2 stops

$727Delta

Find Deal

Wed, Apr 29 - Thu, May 28

5:00 am - 5:49 pmLIS-SFO

20h 49m2 stops

7:00 am - 11:20 amSFO-LIS

20h 20m2 stops

$729Delta

Find Deal

Fri, Jan 16 - Sat, Jan 31

Iberia flights from Lisbon to San Francisco

Our best Iberia deals on Lisbon to San Francisco flight tickets

Iberia

Mar 11

LIS8:45 pmLisbon Humberto Delgado

26h 15m

2 stops

SFO4:00 pmSan Francisco

Mar 21

SFO1:20 pmSan Francisco

21h 45m

2 stops

LIS6:05 pmLisbon Humberto Delgado

$714

Find similar

Iberia

Mar 16

LIS8:20 amLisbon Humberto Delgado

22h 00m

2 stops

SFO11:20 pmSan Francisco

Mar 25

SFO6:24 amSan Francisco

26h 41m

2 stops

LIS4:05 pmLisbon Humberto Delgado

$719

Find similar

Iberia

Mar 11

LIS8:45 pmLisbon Humberto Delgado

26h 15m

2 stops

SFO4:00 pmSan Francisco

Mar 20

SFO9:40 pmSan Francisco

37h 25m

2 stops

LIS6:05 pmLisbon Humberto Delgado

$725

Find similar

Delta flights from Lisbon to San Francisco

Our best Delta deals on Lisbon to San Francisco flight tickets

Delta

Apr 29

LIS5:00 amLisbon Humberto Delgado

21h 35m

2 stops

SFO6:35 pmSan Francisco

May 28

SFO11:05 amSan Francisco

19h 45m

2 stops

LIS2:50 pmLisbon Humberto Delgado

$727

Find similar

Delta

Jan 16

LIS5:00 amLisbon Humberto Delgado

20h 49m

2 stops

SFO5:49 pmSan Francisco

Jan 31

SFO7:00 amSan Francisco

20h 20m

2 stops

LIS11:20 amLisbon Humberto Delgado

$729

Find similar

Delta

Dec 4

LIS5:00 amLisbon Humberto Delgado

18h 57m

2 stops

SFO3:57 pmSan Francisco

Dec 7

SFO3:40 pmSan Francisco

15h 30m

1 stop

LIS3:10 pmLisbon Humberto Delgado

$730

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Fly from

Fly to

Route

Depart

Return

Price

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 1/16

4:40 pm-2:35 pm

1 stop29h 55m

San Francisco

Sat 1/31

4:40 pm-5:55 pm

2 stops41h 15m

$710

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 3/11

8:45 pm-4:00 pm

2 stops26h 15m

San Francisco

Sat 3/21

1:20 pm-6:05 pm

2 stops21h 45m

$714

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 1/16

5:00 am-3:55 pm

1 stop18h 55m

San Francisco

Sat 1/31

7:00 am-8:10 am

1 stop17h 10m

$716

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Mon 3/16

8:20 am-11:20 pm

2 stops22h 00m

San Francisco

Wed 3/25

6:24 am-4:05 pm

2 stops26h 41m

$719

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 12/11

5:00 am-6:47 pm

2 stops21h 47m

San Francisco

Tue 12/16

7:25 am-10:15 am

2 stops18h 50m

$721

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 2/15

5:00 am-6:55 pm

2 stops21h 55m

San Francisco

Sun 4/5

5:00 am-9:20 am

2 stops20h 20m

$722

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 4/3

5:05 am-5:12 pm

2 stops20h 07m

San Francisco

Fri 4/17

6:00 am-8:20 am

2 stops18h 20m

$723

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 3/11

8:45 pm-4:00 pm

2 stops26h 15m

San Francisco

Fri 3/20

9:40 pm-6:05 pm

2 stops37h 25m

$725

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 4/29

5:00 am-6:35 pm

2 stops21h 35m

San Francisco

Thu 5/28

11:05 am-2:50 pm

2 stops19h 45m

$727

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 1/16

5:00 am-5:49 pm

2 stops20h 49m

San Francisco

Sat 1/31

7:00 am-11:20 am

2 stops20h 20m

$729

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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

Layovers

Other information

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $769.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Lisbon to San Francisco is on a Tuesday when prices can be found for as low as $799. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,327.

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

Our data shows that the cheapest Lisbon to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $613. Flights at noon are often more expensive with an average ticket price of $1,327.

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 $816 when searching weeks out. 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 $637 on momondo.

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

There are 3 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?

You could potentially save up to 16% on your flight if you consider stops on a Lisbon to San Francisco flight.

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

As of November 2025, prices for Lisbon to San Francisco flights are approximately 19% 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 round-trip 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

Best Price Found	$874
Fastest flight time	12h 30m
Direct flights	Wed, Thu, Fri, Sat and Sun
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from Lisbon in the past 72 hours is $874. The best round-trip flight deal from Lisbon to San Francisco found on momondo in the last 72 hours is $850.

The fastest flight from Lisbon to San Francisco takes 12h 30m

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

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

How far is Lisbon Humberto Delgado to San Francisco by plane?
The distance between Lisbon Humberto Delgado and San Francisco is about 5660.0 mi. A reasonable flight in good conditions will take 12h 50m.
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?
There are 8 operators available for flights from Lisbon Humberto Delgado Airport to San Francisco Airport as of November 2025.
How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Francisco 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 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?
Based on momondo bookings for flights between Lisbon and San Francisco, the leading plane model is Airbus A330-900neo, making up 66.42% of the total bookings. Other popular models include Airbus A330 with 31.34% and Airbus A330-200 with 2.24%.
What is the most popular airline from Lisbon to San Francisco?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Lisbon to San Francisco is TAP AIR PORTUGAL (35% of total bookings). The next most popular airlines are British Airways (17%), Delta (16%), and United Airlines (13%).

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
LEVEL	PriceFrom $473	Free Cancellation	Rating 0.0	Search LEVEL flights
British Airways	PriceFrom $572	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
Delta	PriceFrom $589	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
TAP AIR PORTUGAL	PriceFrom $648	Free Cancellation	Rating 7.1 2,075 reviews	Search TAP AIR PORTUGAL flights
Air France	PriceFrom $657	Free Cancellation	Rating 7.4 1,498 reviews	Search Air France flights
American Airlines	PriceFrom $668	Free Cancellation	Rating 7.2 11,037 reviews	Search American Airlines flights
United Airlines	PriceFrom $732	Free Cancellation	Rating 7.4 9,050 reviews	Search United Airlines flights
Lufthansa	PriceFrom $741	Free Cancellation	Rating 6.8 7,594 reviews	Search Lufthansa flights

TAP AIR PORTUGAL Flights From Lisbon to San Francisco
TAP AIR PORTUGAL flies from Lisbon to San Francisco around 2 times per week, with 2,075 momondo users rating the airline 7.1/10. The cheapest TAP AIR PORTUGAL deal from Lisbon to San Francisco in the last 72 hours was $648 (round-trip), much lower than the average airfare cost of $873 for TAP AIR PORTUGAL flights on this route.

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Lisbon to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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 $547

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 3/27. 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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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

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $769.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Lisbon to San Francisco is on a Tuesday when prices can be found for as low as $799. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,327.

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

Our data shows that the cheapest Lisbon to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $613. Flights at noon are often more expensive with an average ticket price of $1,327.

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 3 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?

You could potentially save up to 16% on your flight if you consider stops on a Lisbon to San Francisco flight.

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

As of November 2025, prices for Lisbon to San Francisco flights are approximately 19% 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?

Aer Lingus and Iberia are the most popular carriers operating from Lisbon Humberto Delgado to San Francisco

What airlines fly 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 124 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 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?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday 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 least number of 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 layover for flights between Lisbon and San Francisco?

London (LHR) was the most common stop: 48% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $570.

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

Flights connecting via London (LHR) have the shortest average one-way travel time: 16h 10m.

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

Boston (BOS) has the shortest average layover time for this route: 1h 48m.

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

The number of flights available between Lisbon and San Francisco is 6 per week as of November 2025. The most frequent departure day is Mon, with 50% of weekly flights leaving 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

Best Price Found

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

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Why use momondo?

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