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Cheap flights from Lisbon to San Francisco from £303

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 18/2. 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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0 bags

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Cheap return flights

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Multiple Airlines Logo
11:25 - 11:50
LIS
-
SFO
32h 25m
1 stop
Multiple Airlines Logo
16:40 - 15:10
SFO
-
LIS
15h 30m
1 stop
£535Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
11:25 - 11:50
LIS
-
SFO
32h 25m
1 stop
Multiple Airlines Logo
16:40 - 17:30
SFO
-
LIS
17h 50m
1 stop
£535Multiple Airlines
Wed, 4 Mar - Mon, 16 Mar
Multiple Airlines Logo
11:25 - 12:50
LIS
-
SFO
32h 25m
1 stop
Multiple Airlines Logo
16:40 - 22:25
SFO
-
LIS
22h 45m
1 stop
£536Multiple Airlines
Mon, 9 Mar - Mon, 23 Mar
KLM Logo
15:30 - 12:50
LIS
-
SFO
28h 20m
1 stop
KLM Logo
13:45 - 18:45
SFO
-
LIS
21h 00m
1 stop
£538KLM
Tue, 24 Mar - Tue, 31 Mar
Delta Logo
05:00 - 19:03
LIS
-
SFO
22h 03m
2 stops
Delta Logo
14:57 - 17:50
SFO
-
LIS
18h 53m
2 stops
£539Delta
Tue, 14 Apr - Sat, 25 Apr
Delta Logo
05:00 - 18:36
LIS
-
SFO
21h 36m
2 stops
Delta Logo
15:40 - 17:30
SFO
-
LIS
17h 50m
1 stop
£540Delta
Sat, 28 Feb - Sat, 7 Mar
Delta Logo
05:30 - 13:25
LIS
-
SFO
15h 55m
1 stop
Delta Logo
16:40 - 15:10
SFO
-
LIS
15h 30m
1 stop
£540Delta
Sun, 1 Mar - Mon, 16 Mar
Lufthansa Logo
05:00 - 13:40
LIS
-
SFO
15h 40m
1 stop
Lufthansa Logo
22:40 - 23:30
SFO
-
LIS
17h 50m
1 stop
£542Lufthansa
Mon, 9 Mar - Sat, 21 Mar
Delta Logo
05:00 - 19:39
LIS
-
SFO
22h 39m
2 stops
Delta Logo
14:55 - 14:35
SFO
-
LIS
16h 40m
1 stop
£543Delta
Wed, 25 Feb - Wed, 18 Mar
Delta Logo
05:30 - 13:25
LIS
-
SFO
15h 55m
1 stop
Delta Logo
14:55 - 14:35
SFO
-
LIS
16h 40m
1 stop
£544Delta
Wed, 25 Feb - Wed, 18 Mar

Delta flights from Lisbon to San Francisco

Our best Delta deals on Lisbon to San Francisco flight tickets
Delta
14 Apr
LIS05:00Lisbon Humberto Delgado
22h 03m
2 stops
SFO19:03San Francisco
25 Apr
SFO14:57San Francisco
18h 53m
2 stops
LIS17:50Lisbon Humberto Delgado
£539
Delta
28 Feb
LIS05:00Lisbon Humberto Delgado
21h 36m
2 stops
SFO18:36San Francisco
7 Mar
SFO15:40San Francisco
17h 50m
1 stop
LIS17:30Lisbon Humberto Delgado
£540
Delta
1 Mar
LIS05:30Lisbon Humberto Delgado
15h 55m
1 stop
SFO13:25San Francisco
16 Mar
SFO16:40San Francisco
15h 30m
1 stop
LIS15:10Lisbon Humberto Delgado
£540

KLM flights from Lisbon to San Francisco

Our best KLM deals on Lisbon to San Francisco flight tickets
KLM
24 Mar
LIS15:30Lisbon Humberto Delgado
28h 20m
1 stop
SFO12:50San Francisco
31 Mar
SFO13:45San Francisco
21h 00m
1 stop
LIS18:45Lisbon Humberto Delgado
£538
KLM
11 Mar
LIS05:00Lisbon Humberto Delgado
18h 03m
2 stops
SFO16:03San Francisco
15 Mar
SFO14:55San Francisco
25h 15m
1 stop
LIS23:10Lisbon Humberto Delgado
£547
KLM
19 Mar
LIS05:00Lisbon Humberto Delgado
18h 04m
2 stops
SFO16:04San Francisco
26 Mar
SFO14:55San Francisco
20h 50m
1 stop
LIS18:45Lisbon Humberto Delgado
£604

momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 8 February 2026.
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

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 4/3

11:25-11:50

1 stop32h 25m

San Francisco

Wed 11/3

16:40-15:10

1 stop15h 30m

£535

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 4/3

11:25-11:50

1 stop32h 25m

San Francisco

Mon 16/3

16:40-17:30

1 stop17h 50m

£535

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Mon 9/3

11:25-12:50

1 stop32h 25m

San Francisco

Mon 23/3

16:40-22:25

1 stop22h 45m

£536

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 24/3

15:30-12:50

1 stop28h 20m

San Francisco

Tue 31/3

13:45-18:45

1 stop21h 00m

£538

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 14/4

05:00-19:03

2 stops22h 03m

San Francisco

Sat 25/4

14:57-17:50

2 stops18h 53m

£539

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 28/2

05:00-18:36

2 stops21h 36m

San Francisco

Sat 7/3

15:40-17:30

1 stop17h 50m

£540

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 1/3

05:30-13:25

1 stop15h 55m

San Francisco

Mon 16/3

16:40-15:10

1 stop15h 30m

£540

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Mon 9/3

05:00-13:40

1 stop15h 40m

San Francisco

Sat 21/3

22:40-23:30

1 stop17h 50m

£542

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 25/2

05:00-19:39

2 stops22h 39m

San Francisco

Wed 18/3

14:55-14:35

1 stop16h 40m

£543

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 25/2

05:30-13:25

1 stop15h 55m

San Francisco

Wed 18/3

14:55-14:35

1 stop16h 40m

£544

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

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

What is the cheapest month to fly to San Francisco?

The month of February is, on average, the cheapest month to fly to San Francisco from Lisbon, with most prices found around £480. If you are unable to visit San Francisco during the month of February, then departing from Lisbon during the month January is also very affordable. Most momondo users find prices during this month for around £546.

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 £597 when searching weeks before you fly. 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 £500 on momondo.

What cabin class options are available on Lisbon Humberto Delgado to San Francisco flights?

There are 2 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?

No. A direct flight is the cheapest option for a flight between Lisbon to San Francisco.

How have Lisbon to San Francisco flight prices changed over time?

As of February 2026, prices for Lisbon to San Francisco flights are approximately 4% 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 return 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

Fastest flight time

12h 55m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in San Francisco

1 airport
The fastest flight from Lisbon to San Francisco takes 12h 55m
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?

    San Francisco is 5660.0 mi away from Lisbon Humberto Delgado. In terms of flight time, this usually takes a little over 12h 55m.

  • 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?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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?

  • 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
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom £507Free CancellationRating
7.1
2,135 reviews
Search TAP AIR PORTUGAL flights

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Sunnyvale
Santa Clara
Seaside
Big Sur
Rohnert Park
Campbell
Palo Alto
Santa Cruz
Roseville
Novato
South San Francisco
Capitola
Aptos
Sausalito
San Bruno
Woodland
Pacific Grove
Redwood City
Mill Valley
Burlingame

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to San Francisco?

Finding the right flight to San Francisco from Lisbon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

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 provides multiple filters to help you find the best flight to San Francisco from Lisbon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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