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$351+ Cheap flights from San Francisco (SFO) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from San Francisco to Lisbon Humberto Delgado are usually found in February or January, booked 63 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from San Francisco to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Lisbon (LIS). 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$623
(SWISS)

One-way from

$375
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$804

Good round-trip deal

$800 or less

Good one-way deal

$375 or less
Provider with most accurate pricing for San Francisco-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Lisbon Humberto Delgado flights.
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From San Francisco to Lisbon Humberto Delgado
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One-way flight from San Francisco to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 17% potential increase in price ($183 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from San Francisco to Lisbon Humberto Delgado.
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Price to beat on a one-way flight from San Francisco to Lisbon Humberto Delgado.
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Find flight deals from San Francisco to Lisbon

Cheapest flights from San Francisco to Lisbon
Explore the most affordable flight options available from San Francisco to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This SWISS deal was found by Cheapflights users on 4/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1411:35 amSFO - LIS
2 stops27h 45mSWISS
Thu 5/225:55 amLIS - SFO
1 stop18h 15mSWISS
Deal found 4/11$623
This United deal was found by Cheapflights users on 4/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1810:45 pmSFO - LIS
2 stops26h 35mUnited Airlines
Mon 8/2511:25 amLIS - SFO
2 stops41h 40mUnited Airlines
Deal found 4/11$625
This Air Canada deal was found by Cheapflights users on 4/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:30 amSFO - LIS
1 stop16h 50mAir Canada
Wed 10/15:05 amLIS - SFO
2 stops18h 23mAir Canada
Deal found 4/9$626
This Aeromexico deal was found by Cheapflights users on 4/11. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/411:09 amSFO - LIS
2 stops27h 16mAir France
Mon 5/126:50 pmLIS - SFO
1 stop26h 00mAir France
Deal found 4/11$634
This British Airways deal was found by Cheapflights users on 4/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/44:20 pmSFO - LIS
1 stop17h 35mMultiple Airlines
Mon 5/128:45 pmLIS - SFO
1 stop27h 25mMultiple Airlines
Deal found 4/10$635
This Lufthansa deal was found by Cheapflights users on 4/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/42:40 pmSFO - LIS
1 stop24h 50mLufthansa
Mon 5/122:25 pmLIS - SFO
1 stop36h 35mLufthansa
Deal found 4/11$636
This British Airways deal was found by Cheapflights users on 4/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/284:20 pmSFO - LIS
1 stop17h 35mBritish Airways
Sun 5/47:20 amLIS - SFO
1 stop17h 55mBritish Airways
Deal found 4/10$637
This Delta deal was found by Cheapflights users on 4/10. 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.
Thu 5/16:05 amSFO - LIS
2 stops21h 10mDelta
Wed 5/215:40 amLIS - SFO
1 stop15h 10mDelta
Deal found 4/10$641
This Booking.com deal was found by Cheapflights users on 4/10. 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.
Sun 8/318:10 pmSFO - LIS
1 stop16h 30mVueling
Fri 9/510:10 pmLIS - SFO
1 stop28h 00mVueling
Deal found 4/10$657
This Iberia deal was found by Cheapflights users on 4/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/248:10 pmSFO - LIS
1 stop17h 20mIberia
Sun 8/319:10 amLIS - SFO
1 stop17h 00mIberia
Deal found 4/11$661
This oojo deal was found by Cheapflights users on 4/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:35 pmSFO - LIS
Nonstop10h 55mTAP AIR PORTUGAL
Wed 11/199:55 amLIS - SFO
Nonstop12h 50mTAP AIR PORTUGAL
Deal found 4/10$687
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Fri 4/1811:51 amSFO - LIS
1 stop13h 14mAmerican Airlines
Fri 4/257:20 amLIS - SFO
1 stop17h 55mAmerican Airlines
Deal found 4/10$712

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Lisbon 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 April 11, 2025.
Use the filters below to find and compare flights from San Francisco to Lisbon that are best for you.

Fly from

San Francisco

Fly to

Lisbon

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 5/14

11:35 am-11:20 pm

2 stops27h 45m

Lisbon Humberto Delgado

Thu 5/22

5:55 am-4:10 pm

1 stop18h 15m

$623

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 4/26

11:50 pm-8:20 am

1 stop24h 30m

Lisbon Humberto Delgado

Fri 5/9

6:15 am-9:46 pm

2 stops23h 31m

$624

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 8/18

10:45 pm-9:20 am

2 stops26h 35m

Lisbon Humberto Delgado

Mon 8/25

11:25 am-9:05 pm

2 stops41h 40m

$625

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 9/25

8:30 am-9:20 am

1 stop16h 50m

Lisbon Humberto Delgado

Wed 10/1

5:05 am-3:28 pm

2 stops18h 23m

$626

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 5/4

11:09 am-10:25 pm

2 stops27h 16m

Lisbon Humberto Delgado

Mon 5/12

6:50 pm-12:50 pm

1 stop26h 00m

$634

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 5/4

2:40 pm-11:30 pm

1 stop24h 50m

Lisbon Humberto Delgado

Mon 5/12

2:25 pm-7:00 pm

1 stop36h 35m

$636

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 4/28

4:20 pm-5:55 pm

1 stop17h 35m

Lisbon Humberto Delgado

Sun 5/4

7:20 am-5:15 pm

1 stop17h 55m

$637

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 5/1

6:05 am-11:15 am

2 stops21h 10m

Lisbon Humberto Delgado

Wed 5/21

5:40 am-12:50 pm

1 stop15h 10m

$641

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 4/22

1:45 pm-10:50 pm

1 stop25h 05m

Lisbon Humberto Delgado

Sun 4/27

7:30 pm-11:45 am

1 stop24h 15m

$650

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 8/31

8:10 pm-8:40 pm

1 stop16h 30m

Lisbon Humberto Delgado

Fri 9/5

10:10 pm-6:10 pm

1 stop28h 00m

$657

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 32 results
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Compare providers for flights from San Francisco to Lisbon

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 San Francisco to Lisbon in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 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 San Francisco-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Lisbon 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 San Francisco-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for San Francisco to Lisbon flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Lisbon trip
Airports
SFO

For a quick departure, use the AirTrain Red Line to navigate between terminals and security checkpoints efficiently.

Read more about SFOby Harriet Baskas
LIS

Expect long lines at immigration during peak times. Plan extra time for morning and early afternoon arrivals.

Read more about LISby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LIS

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Best time to book a flight from San Francisco to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from San Francisco 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.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Lisbon. Price data was last updated on April 4, 2025.

The price you pay for your flight from San Francisco to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of $612). Flying from San Francisco to Lisbon in June is currently the most expensive (average of $1,203). 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 SFO to LIS?

Find hourly flight availability from San Francisco to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from San Francisco to Lisbon by exploring options for tickets in the evening.

What is the cheapest day to fly from San Francisco to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Lisbon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Lisbon flight should consider departing on Friday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 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 Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated April 11, 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines from San Francisco to Lisbon have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,911 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
774 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,575 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,428 reviews
Delta
8.0
Very good
7,911 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airports do I use to fly from San Francisco to Lisbon?

    To fly from San Francisco to Lisbon, you need to book a flight from San Francisco (SFO) to Humberto Delgado (LIS). Nonstop flights to Lisbon Humberto Delgado from San Francisco take 11h 10m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from San Francisco to Humberto Delgado offered by 16 different airlines.

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

    The San Francisco to Lisbon Humberto Delgado flight path was viewed by 90 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cheapflights users have booked flights from San Francisco to Lisbon round-trip from $623. Other airlines that can offer you cheap pricing are United Airlines, from $625, and Air Canada, from $626. SWISS is priced at 28% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from San Francisco to Lisbon are TAP AIR PORTUGAL ($376), Vueling ($390), and Iberia ($394).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Lisbon on time: TAP AIR PORTUGAL (73%), Etihad Airways (72%), JetBlue (67%).

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

    On average you can expect to pay $1,865 for a flight from San Francisco to Lisbon. The cheapest flight overall is $266 while the most popular route, (San Francisco - Lisbon Humberto Delgado) is currently priced at $470.

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

    San Francisco to Lisbon flights have a layover in London most often. Montreal sees the second most layovers for non-direct flights flying from San Francisco to Lisbon. Toronto follows Montreal in terms of the most frequent layover location on San Francisco to Lisbon flights.

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

    Hyde Park, Piccadilly Circus, and Buckingham Palace are the most popular attractions in London if you're in need of something to do during your layover. Those on a layover in London interested in visiting Hyde Park, Piccadilly Circus, or Buckingham Palace can do so by traveling 12.5 mi, 14.1 mi, and 13.7 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $50 per day.

  • What are some popular points of interest to see during a layover in Montreal?

    Most Montreal visitors opt to spend their time at Centre Bell, Vieux-Port de Montréal, and Notre-Dame Basilica. Travelers on a layover in Montreal can visit Centre Bell, Vieux-Port de Montréal, and Notre-Dame Basilica, by traveling 9.1 mi, 10.0 mi, and 9.9 mi, respectively after landing at Montreal Pierre Elliott Trudeau Intl. Travelers can book a car rental at Montreal Pierre Elliott Trudeau Intl for about $40 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a layover in Toronto?

    Union Station, CN Tower, and Hockey Hall of Fame are the most popular attractions in Toronto if you're in need of something to do during your layover. Union Station, CN Tower, and Hockey Hall of Fame can be accessed by traveling approximately 12.1 mi, 11.9 mi, and 12.3 mi, respectively from Toronto Pearson Intl. Those on a layover in Toronto in need of a rental car can book one at Toronto Pearson Intl for about $29.

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

    San Francisco to Lisbon flights have a layover in Amsterdam the least frequently. Madrid follows Amsterdam in terms of the least common layover location on San Francisco to Lisbon flights. New York ranks third to last in terms of the least popular layover locations on San Francisco to Lisbon flights.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Lisbon 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 San Francisco to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of $612). Flying from San Francisco to Lisbon in June is currently the most expensive (average of $1,203). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Sintra
Almada
Beja
Costa da Caparica
Nazaré
Evora
Torres Vedras
Oeiras
Sesimbra
Fátima

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Alternative routes for San Francisco to Lisbon

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Top 10 airlines flying from San Francisco to Lisbon

Discover the top 10 airlines that operate flights from San Francisco to Lisbon. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$465Average$965FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$546Average$941FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$562Average$856FlexibilityNo cancel feeOn-time75%
SWISSCheapest$586Average$814FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$593Average$912FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$595Average$814FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$596Average$694FlexibilityNo cancel feeOn-time77%
IberiaCheapest$598Average$939FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$599Average$912FlexibilityNo cancel feeOn-time69%
VuelingCheapest$609Average$820FlexibilityNo cancel feeOn-time88%

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