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Cheap flights from Lisbon to San Francisco from £455

LIS — SFO
13 Nov — 20 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Lisbon to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Lisbon to San Francisco

Thu 19/1117:55 -
1 stop28h 55m
Mon 12/416:45 -
1 stop15h 05m
Deal found 9/10£455
Tue 24/1117:00 -
2 stops34h 51m
Sat 28/1116:45 -
1 stop17h 15m
Deal found 13/10£459
Tue 17/1117:00 -
1 stop29h 50m
Thu 15/416:45 -
1 stop19h 40m
Deal found 9/10£494
Thu 26/1117:55 -
1 stop28h 55m
Thu 3/1207:00 -
2 stops24h 55m
Deal found 12/10£496
Tue 17/1117:00 -
2 stops34h 51m
Tue 24/1116:45 -
1 stop15h 20m
Deal found 12/10£529
Thu 19/1117:55 -
1 stop28h 55m
Sat 17/416:45 -
1 stop15h 00m
Deal found 9/10£532
Wed 11/1119:00 -
2 stops35h 42m
Sat 23/116:45 -
1 stop15h 20m
Deal found 10/10£550
Sun 8/1118:45 -
2 stops34h 38m
Sun 15/1116:45 -
1 stop15h 35m
Deal found 11/10£570
Tue 27/1017:00 -
1 stop29h 50m
Fri 6/1116:45 -
1 stop15h 25m
Deal found 11/10£600

Find flight deals from Lisbon to San Francisco

Round-trip from

£455

Popular in

July

Cheapest in

February

Average price

£733
Scandinavian Airlines
  • Scandinavian Airlines
  • 19/11-12/4
  • 2 total stops
  • 44h 00m total
  • Lisbon to San Francisco
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Highest demand for flights based on searches. 15% potential increase in price (£92 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.

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Route

Depart

Return

Price

Cheapest return flight

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 26/11

17:55-14:50

1 stop28h 55m

San Francisco

Thu 3/12

07:00-15:55

2 stops24h 55m

£537

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Fri 30/10

16:10-17:30

1 stop32h 20m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£566

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 14/1

16:55-14:50

1 stop29h 55m

San Francisco

Mon 18/1

16:15-21:40

2 stops21h 25m

£570

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Wed 16/12

10:00-14:45

Nonstop12h 45m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£583

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 12/12

09:55-14:45

Nonstop12h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£583

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Wed 23/12

10:00-14:45

Nonstop12h 45m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£607

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Fri 25/12

11:15-16:05

Nonstop12h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£607

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Wed 2/12

11:05-22:17

1 stop19h 12m

San Francisco

Tue 8/12

17:25-12:05

1 stop34h 40m

£610

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Tue 1/12

11:05-19:36

1 stop16h 31m

San Francisco

Mon 14/12

08:55-12:05

2 stops19h 10m

£611

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 20/3

11:05-22:10

1 stop18h 05m

San Francisco

Wed 31/3

14:01-23:15

2 stops25h 14m

£612

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 20 resultsSorted by cheapest first
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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 return price

Cheapflights Insights

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

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 £561). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £837). 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 £659 and £866 in November.
The cheapest return price found within the last 5 days was £455 on Scandinavian Airlines (19 Nov–12 Apr).

Related info for your journey

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

    Airlines like Scandinavian Airlines and British Airways fly from Lisbon to San Francisco in about 19h 12m. The time it takes to get you to your destination can typically vary by up to 9h 43m. There are 5664 mi between Lisbon and San Francisco. Both multi-stop and direct flights can be found to your destination and back.

  • 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 (63%), JetBlue (60%) and TAP AIR PORTUGAL (60%).

  • 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 £561). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £837). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Santa Cruz
Roseville
Newark
Bodega Bay
Sunnyvale

Browse thousands of different options on Cheapflights for your next trip

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When you search for this flight from Lisbon to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to San Francisco from Lisbon by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Need flexible booking options for your flight to San Francisco from Lisbon? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Not ready to book yet? You can track prices for flights from Lisbon to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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