Lisbon

$513+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
May 26 — Jun 21
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Find cheap flights from San Francisco to Lisbon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from San Francisco to Lisbon Humberto Delgado are usually found in February or January, booked 13 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap 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 26, 2026.

This FlightHub deal was found by Cheapflights users on 4/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Tue 11/104:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/22$653
This Scandinavian Airlines deal was found by Cheapflights users on 4/25. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Tue 12/14:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/25$675
This Justfly.com deal was found by Cheapflights users on 4/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Tue 11/174:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/25$676
This oojo deal was found by Cheapflights users on 4/21. 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 12/24:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Tue 12/154:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/21$677
This Gotogate deal was found by Cheapflights users on 4/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Sun 11/84:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/24$680
This FlightHub deal was found by Cheapflights users on 4/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:45 pm
SFO
-
LIS
1 stop16h 20m
Scandinavian Airlines
Sun 11/14:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/24$682
This FlightHub deal was found by Cheapflights users on 4/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Sun 11/84:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/22$683
This Gotogate deal was found by Cheapflights users on 4/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Sun 11/224:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/22$688
This Scandinavian Airlines deal was found by Cheapflights users on 4/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:40 pm
SFO
-
LIS
1 stop15h 25m
Scandinavian Airlines
Mon 11/24:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/24$705
This FlightHub deal was found by Cheapflights users on 4/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:45 pm
SFO
-
LIS
1 stop15h 00m
Multiple Airlines
Wed 11/114:55 pm
LIS
-
SFO
1 stop29h 40m
Multiple Airlines
Deal found 4/25$708
This FlightHub deal was found by Cheapflights users on 4/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:45 pm
SFO
-
LIS
1 stop16h 20m
Scandinavian Airlines
Fri 10/304:55 pm
LIS
-
SFO
1 stop29h 40m
Scandinavian Airlines
Deal found 4/24$712
This Travelocity deal was found by Cheapflights users on 4/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:45 pm
SFO
-
LIS
1 stop15h 00m
Multiple Airlines
Mon 10/264:55 pm
LIS
-
SFO
1 stop29h 40m
Multiple Airlines
Deal found 4/22$715

Find 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 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$716
(Delta)

One-way from

$513
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$760

Good round-trip deal

$680 or less

Good one-way deal

$474 or less
Provider with most accurate pricing for San Francisco-Lisbon Humberto Delgado flight deals.
Provider most trusted by Cheapflights users for San Francisco-Lisbon Humberto Delgado flights.
From San Francisco to Lisbon Humberto Delgado
One-way flight from San Francisco to Lisbon Humberto Delgado
Highest demand for flights based on searches. 21% potential increase in price ($221 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from San Francisco to Lisbon Humberto Delgado.
Price to beat on a one-way flight from San Francisco to Lisbon Humberto Delgado.

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 26, 2026.
Use the filters below to find and compare flights from San Francisco to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Fri 10/9

4:35 pm-11:10 pm

1 stop22h 35m

Lisbon Humberto Delgado

Fri 10/23

6:35 am-12:43 am

2 stops26h 08m

$848
Quickest round-trip

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 10/7

11:10 am-9:20 am

1 stop14h 10m

Lisbon Humberto Delgado

Tue 10/13

11:25 am-10:56 pm

2 stops19h 31m

$863

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 10/17

10:45 pm-8:00 am

1 stop25h 15m

Lisbon Humberto Delgado

Sun 10/25

11:25 am-12:50 pm

1 stop32h 25m

$891

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 10/8

1:00 pm-5:50 pm

2 stops20h 50m

Lisbon Humberto Delgado

Sat 10/24

5:00 am-11:45 am

1 stop14h 45m

$906

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 7/5

4:35 pm-11:05 pm

1 stop22h 30m

Lisbon Humberto Delgado

Tue 7/14

6:35 am-11:51 pm

2 stops25h 16m

$992

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 8/1

4:30 pm-11:05 am

1 stop34h 35m

Lisbon Humberto Delgado

Mon 8/10

1:00 pm-9:02 pm

1 stop16h 02m

$1,035

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 7/4

11:47 pm-9:20 am

1 stop25h 33m

Lisbon Humberto Delgado

Sun 7/12

1:00 pm-12:32 pm

1 stop31h 32m

$1,073

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 7/13

5:35 am-8:00 am

2 stops18h 25m

Lisbon Humberto Delgado

Tue 7/21

5:35 am-6:30 pm

2 stops20h 55m

$1,095

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 9/5

11:30 pm-9:20 am

2 stops25h 50m

Lisbon Humberto Delgado

Sun 9/13

12:20 pm-1:16 am

1 stop20h 56m

$1,143

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 5/23

2:43 pm-5:50 pm

2 stops19h 07m

Lisbon Humberto Delgado

Mon 6/8

5:00 am-4:46 pm

2 stops19h 46m

$1,151

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
SmartFaresPrice Accuracy1 starTrust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 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 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.

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?

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 12 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, February is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of $610). Flying from San Francisco to Lisbon in June is currently the most expensive (average of $1,180). 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 26, 2026.

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

How much does it cost to fly round-trip from San Francisco to Lisbon?

The best insider tips for San Francisco to Lisbon flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Lisbon trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LIS

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.

Harriet Baskas

Harriet Baskas

Expert on SFO

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.

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 26, 2026.
Read through reviews of airlines operating flights from San Francisco to Lisbon, such as Delta,United Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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.

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

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

  • How long is the flight from San Francisco to Lisbon?

    Delta, Iberia, and Turkish Airlines can get you from San Francisco to Lisbon in just under 18h 25m. Your travel time can differ by up to 2h 10m. The distance between San Francisco and Lisbon is about 5664 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $235. Other airlines that can offer you cheap pricing are Iberia, from $309, and Scandinavian Airlines, from $429. LEVEL is priced at 71% 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 KLM ($165), Iberia ($235), and British Airways ($238).

  • 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: JetBlue (84%), TAP AIR PORTUGAL (84%), Etihad Airways (67%).

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

    On average you can expect to pay $1,387 for a flight from San Francisco to Lisbon. The cheapest flight overall is $389 while the most popular route, (San Francisco - Lisbon Humberto Delgado) is currently priced at $647.

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

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

    Hyde Park, Buckingham Palace, and Piccadilly Circus 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, Buckingham Palace, or Piccadilly Circus can do so by traveling 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $37 per day.

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

    Most Toronto visitors opt to spend their time at Union Station, CN Tower, and Harbourfront Centre. Travelers on a layover in Toronto can visit Union Station, CN Tower, and Harbourfront Centre, by traveling 12.1 mi, 11.9 mi, and 12.2 mi, respectively after landing at Toronto Pearson Intl. Travelers can book a car rental at Toronto Pearson Intl for about $30 per day to make their sightseeing more efficient.

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

    Theresienwiese, Marienplatz, and Altes Rathaus are the most popular attractions in Munich if you're in need of something to do during your layover. Theresienwiese, Marienplatz, and Altes Rathaus can be accessed by traveling approximately 18.8 mi, 17.8 mi, and 17.8 mi, respectively from Munich Franz Josef Strauss. Those on a layover in Munich in need of a rental car can book one at Munich Franz Josef Strauss for about $46.

  • Where are the least popular layover locations for 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, February is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of $610). Flying from San Francisco to Lisbon in June is currently the most expensive (average of $1,180). 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
Fátima
Ericeira
Oeiras
Beja
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

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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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$235Average$720FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$309Average$937FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$429Average$569FlexibilityNo cancel feeOn-time77%
SWISSCheapest$474Average$788FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$488Average$706FlexibilityNo cancel feeOn-time76%
KLMCheapest$489Average$652FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$495Average$730FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$506Average$753FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$510Average$821FlexibilityNo cancel feeOn-time69%
DeltaCheapest$519Average$858FlexibilityNo cancel feeOn-timeN/A

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