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Cheap flights from Lisbon to San Francisco from £310

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 19/11. 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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Cheap return flights

Delta Logo
05:00 - 11:45LIS-SFO
14h 45m1 stop
Delta Logo
07:00 - 11:15SFO-LIS
20h 15m2 stops
£506Delta
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Tue, 7 Oct - Tue, 21 Oct
Delta Logo
05:00 - 11:45LIS-SFO
14h 45m1 stop
Delta Logo
15:45 - 17:55SFO-LIS
18h 10m2 stops
£507Delta
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Thu, 28 Aug - Wed, 10 Sep
SWISS Logo
15:45 - 16:10LIS-SFO
32h 25m1 stop
SWISS Logo
19:30 - 23:20SFO-LIS
19h 50m1 stop
£526SWISS
Find Deal
Thu, 28 Aug - Wed, 10 Sep
SWISS Logo
15:45 - 16:10LIS-SFO
32h 25m1 stop
SWISS Logo
19:30 - 23:20SFO-LIS
19h 50m1 stop
£527SWISS
Find Deal
Thu, 28 Aug - Wed, 10 Sep
Logo
11:05 - 22:02LIS-SFO
18h 57m1 stop
Logo
23:23 - 08:55SFO-LIS
25h 32m1 stop
£528
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Fri, 19 Dec - Sat, 3 Jan
United Airlines Logo
05:05 - 12:40LIS-SFO
15h 35m1 stop
United Airlines Logo
00:43 - 10:15SFO-LIS
26h 32m2 stops
£536United Airlines
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Thu, 23 Oct - Sat, 25 Oct
Logo
06:25 - 23:58LIS-SFO
25h 33m2 stops
Logo
12:10 - 18:20SFO-LIS
22h 10m1 stop
£547
Find Deal
Thu, 20 Nov - Fri, 21 Nov
United Airlines Logo
05:05 - 12:40LIS-SFO
15h 35m1 stop
United Airlines Logo
23:10 - 09:20SFO-LIS
26h 10m2 stops
£554United Airlines
Find Deal
Mon, 25 Aug - Mon, 1 Sep
KLM Logo
19:30 - 11:45LIS-SFO
24h 15m1 stop
KLM Logo
13:45 - 18:40SFO-LIS
20h 55m1 stop
£555KLM
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Sun, 24 Aug - Sun, 31 Aug
KLM Logo
19:30 - 11:45LIS-SFO
24h 15m1 stop
KLM Logo
13:45 - 18:40SFO-LIS
20h 55m1 stop
£556KLM
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Sun, 24 Aug - Sun, 31 Aug

Delta flights from Lisbon to San Francisco

Our best Delta deals on Lisbon to San Francisco flight tickets
Delta
7 Oct
LIS05:00Lisbon Humberto Delgado
14h 45m
1 stop
SFO11:45San Francisco
21 Oct
SFO07:00San Francisco
20h 15m
2 stops
LIS11:15Lisbon Humberto Delgado
£506
Find similar
Delta
28 Aug
LIS05:00Lisbon Humberto Delgado
14h 45m
1 stop
SFO11:45San Francisco
10 Sept
SFO15:45San Francisco
18h 10m
2 stops
LIS17:55Lisbon Humberto Delgado
£507
Find similar
Delta
25 Aug
LIS05:00Lisbon Humberto Delgado
14h 45m
1 stop
SFO11:45San Francisco
1 Sept
SFO07:05San Francisco
19h 40m
1 stop
LIS10:45Lisbon Humberto Delgado
£509
Find similar

SWISS flights from Lisbon to San Francisco

Our best SWISS deals on Lisbon to San Francisco flight tickets
SWISS
28 Aug
LIS15:45Lisbon Humberto Delgado
32h 25m
1 stop
SFO16:10San Francisco
10 Sept
SFO19:30San Francisco
19h 50m
1 stop
LIS23:20Lisbon Humberto Delgado
£526
Find similar
SWISS
28 Aug
LIS15:45Lisbon Humberto Delgado
32h 25m
1 stop
SFO16:10San Francisco
10 Sept
SFO19:30San Francisco
19h 50m
1 stop
LIS23:20Lisbon Humberto Delgado
£527
Find similar
SWISS
28 Aug
LIS15:45Lisbon Humberto Delgado
32h 25m
1 stop
SFO16:10San Francisco
10 Sept
SFO19:30San Francisco
19h 50m
1 stop
LIS23:20Lisbon Humberto Delgado
£528
Find similar

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 £478. If you are unable to visit San Francisco during the month of February, then departing from Lisbon during the month October is also very affordable. Most momondo users find prices during this month for around £565.

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 £613 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 £545 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.

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

As of July 2025, prices for Lisbon to San Francisco flights are approximately 17% 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

Best price found

£310

Fastest flight time

12h 35m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Lisbon in the past 72 hours is £310. The best return flight deal from Lisbon to San Francisco found on momondo in the last 72 hours is £506.
The fastest flight from Lisbon to San Francisco takes 12h 35m
Direct flights go from Lisbon to San Francisco on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL and JetBlue..
There is 1 airport near San Francisco: San Francisco (SFO)
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  • 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 14h 45m.

  • 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 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?

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Carmel-by-the-Sea
Seaside
Santa Clara
Newark
Vacaville
Salinas
Vallejo
Calistoga
Rohnert Park
Campbell
Santa Cruz
Bodega Bay
Milpitas
San Ramon
South San Francisco
Capitola
Brentwood
San Bruno
Sausalito
Sonoma

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.

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