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 January 2026. The most frequent departure day is Wed, with 50% of weekly flights leaving on this day.

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.

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 11% of their flights experiencing any sort of delay.

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

Paris (CDG) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

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

Flights connecting via Boston (BOS) have the shortest average one-way travel time: 16h 15m.

What airlines fly to San Francisco?

TAP AIR PORTUGAL, Delta and United Airlines 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 44% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 7 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

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

LEVEL and WestJet 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?

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

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.

How often are flights from Lisbon to San Francisco delayed?

Historically, on average around 11% 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 131 minutes.

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 7 operators available for flights from Lisbon Humberto Delgado Airport to San Francisco Airport as of January 2026.

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.

$350 Cheap Flights from Lisbon to San Francisco in 2026

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4:55 pm - 2:35 pm

LIS

SFO

29h 40m1 stop

4:40 pm - 4:30 pm

SFO

LIS

15h 50m1 stop

$581Scandinavian Airlines

Wed, Feb 11 - Sun, Feb 22

4:40 pm - 2:35 pm

LIS

SFO

29h 55m1 stop

4:40 pm - 4:05 pm

SFO

LIS

15h 25m1 stop

$589Scandinavian Airlines

Fri, Feb 6 - Sun, Feb 8

8:05 am - 5:55 pm

LIS

SFO

17h 50m1 stop

7:40 pm - 6:45 pm

SFO

LIS

15h 05m1 stop

$619Multiple Airlines

Thu, Apr 16 - Tue, Apr 28

8:05 am - 5:55 pm

LIS

SFO

17h 50m1 stop

4:35 pm - 5:55 pm

SFO

LIS

17h 20m1 stop

$625Multiple Airlines

Thu, May 14 - Tue, May 19

4:55 pm - 2:35 pm

LIS

SFO

29h 40m1 stop

4:40 pm - 4:05 pm

SFO

LIS

15h 25m1 stop

$626Scandinavian Airlines

Wed, Jan 21 - Sun, Jan 25

4:55 pm - 2:35 pm

LIS

SFO

29h 40m1 stop

4:40 pm - 4:05 pm

SFO

LIS

15h 25m1 stop

$627Scandinavian Airlines

Wed, Jan 21 - Sun, Jan 25

11:05 am - 12:12 pm

LIS

SFO

33h 07m1 stop

5:30 pm - 10:30 pm

SFO

LIS

21h 00m1 stop

$631British Airways

Fri, Jan 16 - Sat, Jan 31

8:00 am - 11:50 am

LIS

SFO

35h 50m2 stops

1:55 pm - 9:05 pm

SFO

LIS

23h 10m2 stops

$635Multiple Airlines

Fri, Feb 6 - Wed, Feb 11

6:35 am - 4:10 pm

LIS

SFO

17h 35m1 stop

2:59 pm - 5:55 pm

SFO

LIS

18h 56m2 stops

$638American Airlines

Tue, Apr 14 - Wed, Apr 29

8:05 am - 5:55 pm

LIS

SFO

17h 50m1 stop

8:10 pm - 10:25 pm

SFO

LIS

18h 15m1 stop

$639Multiple Airlines

Thu, Apr 16 - Wed, Apr 29

British Airways flights from Lisbon to San Francisco

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

British Airways

Jan 16

LIS11:05 amLisbon Humberto Delgado

33h 07m

1 stop

SFO12:12 pmSan Francisco

Jan 31

SFO5:30 pmSan Francisco

21h 00m

1 stop

LIS10:30 pmLisbon Humberto Delgado

$631

Find similar

British Airways

Feb 14

LIS10:40 amLisbon Humberto Delgado

20h 09m

1 stop

SFO10:49 pmSan Francisco

Feb 21

SFO6:21 amSan Francisco

18h 44m

1 stop

LIS9:05 amLisbon Humberto Delgado

$641

Find similar

British Airways

Jan 16

LIS11:05 amLisbon Humberto Delgado

33h 07m

1 stop

SFO12:12 pmSan Francisco

Jan 31

SFO8:40 pmSan Francisco

37h 05m

1 stop

LIS5:45 pmLisbon Humberto Delgado

$647

Find similar

American Airlines flights from Lisbon to San Francisco

Our best American Airlines deals on Lisbon to San Francisco flight tickets

American Airlines

Apr 14

LIS6:35 amLisbon Humberto Delgado

17h 35m

1 stop

SFO4:10 pmSan Francisco

Apr 29

SFO2:59 pmSan Francisco

18h 56m

2 stops

LIS5:55 pmLisbon Humberto Delgado

$638

Find similar

American Airlines

Jan 16

LIS6:30 amLisbon Humberto Delgado

21h 40m

2 stops

SFO8:10 pmSan Francisco

Jan 31

SFO7:30 amSan Francisco

20h 40m

2 stops

LIS12:10 pmLisbon Humberto Delgado

$644

Find similar

American Airlines

Jan 16

LIS11:05 amLisbon Humberto Delgado

16h 30m

1 stop

SFO7:35 pmSan Francisco

Jan 31

SFO7:30 amSan Francisco

20h 40m

2 stops

LIS12:10 pmLisbon Humberto Delgado

$646

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 2/11

4:55 pm-2:35 pm

1 stop29h 40m

San Francisco

Sun 2/22

4:40 pm-4:30 pm

1 stop15h 50m

$581

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 2/6

4:40 pm-2:35 pm

1 stop29h 55m

San Francisco

Sun 2/8

4:40 pm-4:05 pm

1 stop15h 25m

$589

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 4/16

8:05 am-5:55 pm

1 stop17h 50m

San Francisco

Tue 4/28

7:40 pm-6:45 pm

1 stop15h 05m

$619

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 5/14

8:05 am-5:55 pm

1 stop17h 50m

San Francisco

Tue 5/19

4:35 pm-5:55 pm

1 stop17h 20m

$625

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 1/21

4:55 pm-2:35 pm

1 stop29h 40m

San Francisco

Sun 1/25

4:40 pm-4:05 pm

1 stop15h 25m

$626

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 1/21

4:55 pm-2:35 pm

1 stop29h 40m

San Francisco

Sun 1/25

4:40 pm-4:05 pm

1 stop15h 25m

$627

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 1/16

11:05 am-12:12 pm

1 stop33h 07m

San Francisco

Sat 1/31

5:30 pm-10:30 pm

1 stop21h 00m

$631

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 2/6

8:00 am-11:50 am

2 stops35h 50m

San Francisco

Wed 2/11

1:55 pm-9:05 pm

2 stops23h 10m

$635

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 4/14

6:35 am-4:10 pm

1 stop17h 35m

San Francisco

Wed 4/29

2:59 pm-5:55 pm

2 stops18h 56m

$638

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 4/16

8:05 am-5:55 pm

1 stop17h 50m

San Francisco

Wed 4/29

8:10 pm-10:25 pm

1 stop18h 15m

$639

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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 typical price of a round-trip flight between Lisbon and San Francisco?

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 May is also cheap. Prices for this month can be found on momondo for an average of $766.

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 $1,384.

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 morning. Our users have found flights to San Francisco in the morning for as low as $867. 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 $821 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 $664 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 1% 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 January 2026, prices for Lisbon to San Francisco flights are approximately 0% 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	$851
Fastest flight time	12h 35m
Direct flights	Tue, 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 $851. The best round-trip flight deal from Lisbon to San Francisco found on momondo in the last 72 hours is $1,885.

The fastest flight from Lisbon to San Francisco takes 12h 35m

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?
The distance between Lisbon Humberto Delgado and San Francisco is about 5660.0 mi. A reasonable flight in good conditions will take 12h 35m.
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 7 operators available for flights from Lisbon Humberto Delgado Airport to San Francisco Airport as of January 2026.
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 67.01% of the total bookings. Other popular models include Airbus A330 with 29.90% and Airbus A330-200 with 3.09%.
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 (37% of total bookings). The next most popular airlines are Delta (17%), United Airlines (15%), and British Airways (15%).

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
British Airways	PriceFrom $570	Free Cancellation	Rating 6.7 7,633 reviews	Search British Airways flights
Delta	PriceFrom $587	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
TAP AIR PORTUGAL	PriceFrom $648	Free Cancellation	Rating 7.1 2,104 reviews	Search TAP AIR PORTUGAL flights
Air France	PriceFrom $657	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
Lufthansa	PriceFrom $693	Free Cancellation	Rating 6.8 7,675 reviews	Search Lufthansa flights
American Airlines	PriceFrom $708	Free Cancellation	Rating 7.2 11,072 reviews	Search American Airlines flights
United Airlines	PriceFrom $732	Free Cancellation	Rating 7.4 9,132 reviews	Search United Airlines 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 2,104 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 $874 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 $350

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 5/5. 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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See travel insights to San Francisco from

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

What is the typical price of a round-trip flight between Lisbon and San Francisco?

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 May is also cheap. Prices for this month can be found on momondo for an average of $766.

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 $1,384.

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 morning. Our users have found flights to San Francisco in the morning for as low as $867. 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 1% 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 January 2026, prices for Lisbon to San Francisco flights are approximately 0% 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?

LEVEL and WestJet 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 11% 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 131 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. Wednesday 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 11% of their flights experiencing any sort of delay.

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

Paris (CDG) was the most common stop: 38% 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 Boston (BOS) have the shortest average one-way travel time: 16h 15m.

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 January 2026. The most frequent departure day is Wed, 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?