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$576+ Cheap flights from Lisbon (LIS) to San Francisco (SFO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SFO
ene. 21 — ene. 281
mar. 1/21
mar. 1/28
1 adult, Economy
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The best prices from Lisbon Humberto Delgado to San Francisco are usually found in February or April, booked 46 days in advance, depart on a Thursday or Friday and return on a Monday

Cheap flight deals from Lisbon to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$576
(Booking.com)

Popular in

July

Cheapest in

February

Average price

$804
Provider with most accurate pricing for Lisbon Humberto Delgado-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-San Francisco flights.
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From Lisbon Humberto Delgado to San Francisco
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High demand for flights, 16% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Lisbon to San Francisco

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 enero 16, 2025.

This Booking.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/1411:05 amLIS - SFO
1 stop18h 32mBritish Airways
vie. 2/217:30 amSFO - LIS
1 stop16h 25mBritish Airways
Deal found 1/15$576
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/317:10 amLIS - SFO
2 stops19h 35mMultiple Airlines
mar. 2/47:25 pmSFO - LIS
3 stops29h 05mMultiple Airlines
Deal found 1/15$577
This Virgin Atlantic deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/1410:00 amLIS - SFO
2 stops21h 19mVirgin Atlantic
vie. 2/216:00 amSFO - LIS
2 stops19h 00mVirgin Atlantic
Deal found 1/15$580
This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/198:20 amLIS - SFO
2 stops20h 40mAmerican Airlines
sáb. 3/19:00 amSFO - LIS
2 stops16h 05mAmerican Airlines
Deal found 1/15$589
This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/245:00 amLIS - SFO
2 stops22h 06mDelta
vie. 2/712:35 pmSFO - LIS
2 stops20h 55mDelta
Deal found 1/14$604
This Expedia deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/2410:00 amLIS - SFO
1 stop16h 41mAir France
vie. 2/71:31 pmSFO - LIS
2 stops19h 59mAir France
Deal found 1/16$621
This lol.travel deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/249:15 amLIS - SFO
Nonstop13h 00mTAP AIR PORTUGAL
vie. 2/77:15 pmSFO - LIS
Nonstop10h 55mTAP AIR PORTUGAL
Deal found 1/16$642
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/2411:00 amLIS - SFO
1 stop17h 07mUnited Airlines
vie. 2/710:40 pmSFO - LIS
1 stop25h 30mUnited Airlines
Deal found 1/15$674
This Booking.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/2211:00 amLIS - SFO
1 stop17h 07mAir Canada
sáb. 1/256:48 pmSFO - LIS
2 stops54h 32mAir Canada
Deal found 1/15$702
This Cheapflightsfares deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/196:35 amLIS - SFO
2 stops25h 39mFinnair
sáb. 5/31:22 pmSFO - LIS
2 stops25h 48mFinnair
Deal found 1/16$806
This AirNGo deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/2810:15 pmLIS - SFO
1 stop25h 30mAer Lingus
lun. 7/215:45 pmSFO - LIS
1 stop19h 50mAer Lingus
Deal found 1/15$889
This Trip.com deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/176:55 amLIS - SFO
1 stop16h 45mScandinavian Airlines
vie. 1/315:30 pmSFO - LIS
1 stop31h 25mScandinavian Airlines
Deal found 1/16$974

Find flights from Lisbon to San Francisco within your budget

Customize your flight search to find flights from Lisbon to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 16, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

vie. 2/14

11:05 am-9:37 pm

1 stop18h 32m

San Francisco

vie. 2/21

7:30 am-7:55 am

1 stop16h 25m

$576

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

vie. 1/31

7:10 am-6:45 pm

2 stops19h 35m

San Francisco

mar. 2/4

7:25 pm-8:30 am

3 stops29h 05m

$577

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

vie. 2/14

10:00 am-11:19 pm

2 stops21h 19m

San Francisco

vie. 2/21

6:00 am-9:00 am

2 stops19h 00m

$580

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

mié. 2/19

8:20 am-9:00 pm

2 stops20h 40m

San Francisco

sáb. 3/1

9:00 am-9:05 am

2 stops16h 05m

$589

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

vie. 2/28

5:30 am-7:50 pm

2 stops22h 20m

San Francisco

mié. 3/5

5:55 am-10:35 am

2 stops20h 40m

$637

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

sáb. 2/8

9:55 am-2:55 pm

Nonstop13h 00m

San Francisco

vie. 2/21

7:15 pm-2:10 pm

Nonstop10h 55m

$649

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

sáb. 4/19

5:05 am-7:21 pm

2 stops22h 16m

San Francisco

sáb. 5/3

4:20 pm-10:30 am

1 stop34h 10m

$669

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

sáb. 4/19

6:35 am-12:14 am

2 stops25h 39m

San Francisco

sáb. 5/3

1:22 pm-11:10 pm

2 stops25h 48m

$806

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

mar. 4/8

6:15 am-9:46 pm

2 stops23h 31m

San Francisco

lun. 4/21

12:08 am-9:20 am

2 stops25h 12m

$842

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

sáb. 6/28

10:15 pm-3:45 pm

1 stop25h 30m

San Francisco

lun. 7/21

5:45 pm-9:35 pm

1 stop19h 50m

$889

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 31 results
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Compare providers for flights from Lisbon to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to San Francisco in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.
Estimated round-trip 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.

Travel insights for flights from Lisbon to San Francisco

Get recent, data-driven insights about flights from Lisbon to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Lisbon to San Francisco. Price data was last updated on January 10, 2025.

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, January is the cheapest month in which you can book a flight from Lisbon to San Francisco (average of $276). Flying from Lisbon to San Francisco in June is currently the most expensive (average of $405). 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?

Find hourly flight availability from Lisbon to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 16, 2025.

When flying from Lisbon to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 27% versus a flight in the morning.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated enero 16, 2025.
Read through reviews of airlines operating flights from Lisbon to San Francisco, such as American Airlines, Air Canada and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
664 reviews
Delta
8.0
Very good
8,511 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Lisbon to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Lisbon to San Francisco flight route?

    Flights from Lisbon Humberto Delgado to San Francisco have been viewed 1 times in the past calendar month.

  • What are the cheapest airlines flying from Lisbon to San Francisco round-trip?

    Our cheapest airline available from Lisbon to San Francisco is British Airways. Our recent data shows that you can find tickets from as low as $576 on this airline. Additional options worth looking into are Virgin Atlantic and American Airlines, starting at $580 and $589 round-trip. You may be able to fly from Lisbon to San Francisco for 30% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Lisbon to San Francisco one-way?

    $628 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on TAP AIR PORTUGAL and Turkish Airlines, with prices starting from $629 and $638, respectively.

  • 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 TAP AIR PORTUGAL (97%), Etihad Airways (90%) and JetBlue (84%).

  • What are the cheapest flights from Lisbon to San Francisco?

    The cheapest flight price from Lisbon to San Francisco is $573. On average you can expect to pay $1,306. The most popular route, (Lisbon Humberto Delgado - San Francisco), can usually be booked for $490.

  • Where are the most common layover locations when flying from Lisbon to San Francisco?

    The most popular layover on flights from Lisbon to San Francisco is London.

  • What are some popular things to do or see while on a layover in London?

    London travelers tend to visit Hyde Park, Piccadilly Circus, and Buckingham Palace more than anywhere else. Hyde Park, Piccadilly Circus, and Buckingham Palace can be accessed by traveling approximately 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Those looking to explore during their layover in London can rent a car from London Heathrow for about $38 per day.

  • Where are the least popular layover locations for Lisbon to San Francisco flights?

    Lisbon to San Francisco flights that have layovers will least frequently stop in Philadelphia.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Lisbon to San Francisco (average of $276). Flying from Lisbon to San Francisco in June is currently the most expensive (average of $405). 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.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Mountain View
Roseville
Turlock
Santa Cruz
Fairfield
Manteca
Sausalito
Watsonville
Hayward
Richmond
Hollister
Antioch
South San Francisco
Milpitas
Elk Grove
Newark
Alameda
Campbell
Lathrop
Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Lisbon to San Francisco

Discover the top 9 airlines that operate flights from Lisbon to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$528Average$706FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$564Average$830FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$588Average$713FlexibilityNo cancel feeOn-time70%
IberiaCheapest$613Average$814FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$613Average$946FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$668Average$859FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$678Average$813FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$679Average$852FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$689Average$764FlexibilityNo cancel feeOn-time71%
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