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Cheap flights from Lisbon to San Francisco from £458

LIS — SFO
18 Nov — 25 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

Sun 13/1218:45 -
1 stop28h 05m
Wed 27/116:45 -
1 stop15h 20m
Deal found 15/10£458
Thu 19/1117:55 -
1 stop28h 55m
Wed 2/1216:35 -
2 stops39h 20m
Deal found 15/10£485
Wed 4/1116:55 -
1 stop29h 55m
Sat 28/1116:45 -
1 stop17h 15m
Deal found 18/10£492
Sun 8/1118:45 -
1 stop28h 05m
Mon 16/1116:45 -
1 stop15h 25m
Deal found 19/10£494
Thu 3/1217:55 -
2 stops35h 37m
Thu 10/1216:45 -
1 stop15h 10m
Deal found 18/10£498
Tue 3/1117:00 -
1 stop29h 50m
Fri 6/1116:45 -
1 stop15h 25m
Deal found 15/10£521
Thu 5/1117:55 -
2 stops35h 28m
Sat 28/1116:45 -
1 stop17h 15m
Deal found 18/10£529
Wed 4/1116:55 -
1 stop29h 55m
Fri 27/1116:30 -
2 stops41h 30m
Deal found 18/10£534
Thu 19/1117:55 -
2 stops35h 28m
Thu 3/1207:00 -
2 stops24h 55m
Deal found 15/10£542
Thu 3/1217:55 -
1 stop28h 55m
Mon 7/1216:45 -
1 stop32h 45m
Deal found 18/10£553
Thu 24/1218:55 -
2 stops34h 02m
Mon 15/317:45 -
1 stop15h 25m
Deal found 18/10£556
Sat 12/1218:55 -
1 stop27h 55m
Sun 24/116:45 -
1 stop15h 35m
Deal found 15/10£565

Find flight deals from Lisbon to San Francisco

Round-trip from

£458

Popular in

July

Cheapest in

February

Average price

£730
Scandinavian Airlines
  • Scandinavian Airlines
  • 13/12-23/1
  • 2 total stops
  • 43h 25m total
  • Lisbon to San Francisco
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Highest demand for flights based on searches. 14% potential increase in price (£88 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£11 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.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Mon 30/11

18:35-14:55

1 stop28h 20m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£550

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 12/12

18:55-14:50

1 stop27h 55m

San Francisco

Sun 24/1

16:45-16:20

1 stop15h 35m

£565

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

£568
Fastest return journey

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Mon 7/12

09:40-14:25

Nonstop12h 45m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£578

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Fri 11/12

11:15-16:05

Nonstop12h 50m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£578

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Wed 28/10

09:45-21:10

1 stop18h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£581

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 19/11

05:00-11:45

1 stop14h 45m

San Francisco

Thu 3/12

15:10-15:10

1 stop16h 00m

£590

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Mon 14/12

05:00-11:45

1 stop14h 45m

San Francisco

Mon 25/1

07:15-11:25

2 stops20h 10m

£590

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Sat 21/11

05:00-11:45

1 stop14h 45m

San Francisco

Sat 5/12

11:55-17:30

2 stops21h 35m

£593

LisbonSan Francisco

LIS Lisbon Humberto Delgado - SFO San Francisco

LISSFO

Lisbon Humberto Delgado

Thu 5/11

05:00-17:05

2 stops20h 05m

San Francisco

Wed 18/11

11:50-14:40

2 stops18h 50m

£601

Flights are sorted by cheapest return flights first.

Deals found on 17/10

Showing 1-10 of 22 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 £557). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £831). 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 £632 and £860 in December.
The cheapest return price found within the last 5 days was £458 on Scandinavian Airlines (13 Dec–23 Jan).

Related info for your journey

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

    Airlines like Scandinavian Airlines and Delta fly from Lisbon to San Francisco in about 14h 45m. The time it takes to get you to your destination can typically vary by up to 13h 10m. 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 (64%), JetBlue (62%) and TAP AIR PORTUGAL (62%).

  • 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 £557). Flying from Lisbon to San Francisco in July is currently the most expensive (average of £831). 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.

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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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