How often are flights from Lisbon to San Francisco delayed?

About 19% of weekly flights between Lisbon and San Francisco have experienced delays in the past year, with the average delay time being 106 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 19% of flights being delayed.

How long is the flight from Lisbon to San Francisco?

Airlines like Delta fly from Lisbon to San Francisco in about 14h 45m. The time it takes to get you to your destination can typically vary by up to . There are 5664 mi between Lisbon and San Francisco.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What are the most reliable airlines from Lisbon to San Francisco?

The top 3 most reliable airlines when flying from Lisbon to San Francisco are Etihad Airways (64%), JetBlue (62%) and TAP AIR PORTUGAL (62%).

Can I find deals for flights from Lisbon to San Francisco that include hotel bookings?

Yes. In addition to deals on Lisbon to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Lisbon to San Francisco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to San Francisco.

Can I find deals for business class flights from Lisbon to San Francisco?

Yes. Cheapflights offers flight deals from Lisbon to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£486+ Cheap Flights from Lisbon to San Francisco

Cheap flight deals from Lisbon to San Francisco

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Cheapest flights from Lisbon to San Francisco
Explore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2026.

Sun 8/1118:45 -

1 stop28h 05m

Tue 17/1116:45 -

1 stop15h 20m

Deal found 24/10£531

Sat 21/1114:05 -

2 stops32h 45m

Sat 5/1216:45 -

2 stops22h 20m

Deal found 22/10£548

Thu 3/1217:55 -

1 stop28h 55m

Sun 6/1207:00 -

2 stops25h 20m

Deal found 22/10£563

Sun 8/1118:45 -

1 stop28h 05m

Mon 16/1107:00 -

2 stops25h 10m

Deal found 24/10£572

Fri 4/1216:45 -

1 stop30h 05m

Fri 11/1216:45 -

1 stop32h 10m

Deal found 20/10£575

Sat 21/1118:55 -

1 stop27h 55m

Sat 5/1216:45 -

1 stop17h 15m

Deal found 22/10£586

Sat 21/1105:00 -

1 stop14h 45m

Sat 5/1211:55 -

2 stops21h 35m

Deal found 21/10£590

Fri 13/1105:00 -

1 stop14h 45m

Sun 22/1107:00 -

1 stop17h 55m

Deal found 20/10£593

Sat 5/1205:00 -

1 stop14h 45m

Sat 12/1207:00 -

1 stop18h 00m

Deal found 21/10£593

Find flight deals from Lisbon to San Francisco

Round-trip from	£486
Popular in	July
Cheapest in	February
Average price	£727

Scandinavian Airlines
3/3-11/3
2 total stops
45h 05m total
Lisbon to San Francisco

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£88 potential increase over avg. return price).

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Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).

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Average for round-trip flights in October 2026

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 4/3

16:55-14:50

1 stop29h 55m

San Francisco

Sun 7/3

16:45-16:05

1 stop15h 20m

£486

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 5/12

05:00-17:16

2 stops20h 16m

San Francisco

Sat 12/12

14:59-17:30

2 stops18h 31m

£595

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Tue 29/12

07:05-14:55

1 stop15h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£596

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Mon 23/11

05:00-11:45

1 stop14h 45m

San Francisco

Mon 30/11

14:47-17:30

2 stops18h 43m

£598

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 21/11

05:00-11:45

1 stop14h 45m

San Francisco

Thu 26/11

11:44-15:10

2 stops19h 26m

£598

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 21/11

05:00-11:45

1 stop14h 45m

San Francisco

Fri 27/11

15:10-15:10

1 stop16h 00m

£598

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 3/12

10:25-20:35

1 stop18h 10m

San Francisco

Mon 7/12

20:35-09:45

1 stop29h 10m

£599

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Fri 20/11

05:30-16:14

2 stops18h 44m

San Francisco

Tue 24/11

10:38-15:10

2 stops20h 32m

£599

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 21/11

05:00-11:45

1 stop14h 45m

San Francisco

Sat 5/12

15:10-17:30

1 stop18h 20m

£599

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Tue 2/3

11:05-22:10

1 stop19h 05m

San Francisco

Fri 12/3

20:35-12:05

1 stop31h 30m

£600

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Lisbon to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lisbon with our price prediction graph.

LIS-SFO

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lisbon to San Francisco

Prices

Delays

How far ahead should I book a flight from Lisbon to San Francisco?

To ensure you get the cheapest price possible for a flight from Lisbon to San Francisco, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lisbon to San Francisco?

Currently, February is the cheapest month in which you can book a flight from Lisbon to San Francisco (average of £563). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £828). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LIS to SFO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to San Francisco as you normally would.

How much does it cost for a return flight from Lisbon to San Francisco?

Airfare is below average for this route at the moment.

Lisbon to San Francisco flights typically cost between £578 and £779 in March.
The cheapest return price found within the last 5 days was £486 on Scandinavian Airlines (3 Mar–11 Mar).

Related info for your journey

How long is the flight from Lisbon to San Francisco?
Airlines like Delta fly from Lisbon to San Francisco in about 14h 45m. The time it takes to get you to your destination can typically vary by up to . There are 5664 mi between Lisbon and San Francisco.
What are the most reliable airlines from Lisbon to San Francisco?
The top 3 most reliable airlines when flying from Lisbon to San Francisco are Etihad Airways (64%), JetBlue (62%) and TAP AIR PORTUGAL (62%).
Can I find deals for flights from Lisbon to San Francisco that include hotel bookings?
Yes. In addition to deals on Lisbon to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Lisbon to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to San Francisco.
Can I find deals for business class flights from Lisbon to San Francisco?
Yes. Cheapflights offers flight deals from Lisbon to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Lisbon to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Lisbon to San Francisco (average of £563). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £828). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Why should you use Cheapflights to find cheap flight tickets from Lisbon to San Francisco?

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Can Cheapflights find flights from Lisbon to San Francisco with no change fees?

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Cheap flights from Lisbon to San Francisco from £486

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Lisbon to San Francisco

Cheapest flights from Lisbon to San FranciscoExplore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2026.

Explore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2026.

Best flights from Lisbon to San FranciscoDiscover carefully curated flight deals from Lisbon to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Discover carefully curated flight deals from Lisbon to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Direct flights from Lisbon to San FranciscoExplore direct flight options from Lisbon to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 October 2026.

Explore direct flight options from Lisbon to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 October 2026.

Last-minute flights from Lisbon to San FranciscoDiscover last-minute flight deals from Lisbon to San Francisco. Data last updated 24 October 2026 and is based on user searches.

Discover last-minute flight deals from Lisbon to San Francisco. Data last updated 24 October 2026 and is based on user searches.

One-way flights from Lisbon to San FranciscoSearch for one-way flight options from Lisbon to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.

Search for one-way flight options from Lisbon to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.

Find flight deals from Lisbon to San Francisco

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Cheapflights Fare Finder

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

Best time to book a flight from Lisbon to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Lisbon with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Lisbon to San Francisco?

To ensure you get the cheapest price possible for a flight from Lisbon to San Francisco, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lisbon to San Francisco?

What is the cheapest time of day to fly from LIS to SFO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lisbon to San Francisco as you normally would.

How much does it cost for a return flight from Lisbon to San Francisco?

Airfare is below average for this route at the moment.

Lisbon to San Francisco flights typically cost between £578 and £779 in March.The cheapest return price found within the last 5 days was £486 on Scandinavian Airlines (3 Mar–11 Mar).

How often are flights from Lisbon to San Francisco delayed?

About 19% of weekly flights between Lisbon and San Francisco have experienced delays in the past year, with the average delay time being 106 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 19% of flights being delayed.

Related info for your journey

How long is the flight from Lisbon to San Francisco?

What are the most reliable airlines from Lisbon to San Francisco?

Can I find deals for flights from Lisbon to San Francisco that include hotel bookings?

How can I find direct flights from Lisbon to San Francisco?

Can I find deals for business class flights from Lisbon to San Francisco?

What is the cheapest month to book a flight from Lisbon to San Francisco?

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How does Cheapflights help users find flights from Lisbon to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Lisbon to San Francisco?

Can Cheapflights find flights from Lisbon to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Lisbon to San Francisco become cheaper?

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Cheapest flights from Lisbon to San Francisco
Explore the most affordable flight options available from Lisbon to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2026.

Best flights from Lisbon to San Francisco
Discover carefully curated flight deals from Lisbon to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 24 October 2026.

Direct flights from Lisbon to San Francisco
Explore direct flight options from Lisbon to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 24 October 2026.

Last-minute flights from Lisbon to San Francisco
Discover last-minute flight deals from Lisbon to San Francisco. Data last updated 24 October 2026 and is based on user searches.

One-way flights from Lisbon to San Francisco
Search for one-way flight options from Lisbon to San Francisco. Find affordable one-way fares based on user searches. Data last updated 24 October 2026.

Lisbon to San Francisco flights typically cost between £578 and £779 in March.
The cheapest return price found within the last 5 days was £486 on Scandinavian Airlines (3 Mar–11 Mar).