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Cheap flights from Lisbon to San Francisco from $333

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 4/22. 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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Find the cheapest flights from Lisbon to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:10 am - 6:00 pm
LIS
-
SFO
16h 50m1 stop
Iberia Logo
7:45 pm - 9:30 pm
SFO
-
LIS
17h 45m1 stop
$664Iberia
Tue, May 12 - Tue, May 26
British Airways Logo
7:05 am - 3:00 pm
LIS
-
SFO
15h 55m1 stop
British Airways Logo
8:40 pm - 9:55 pm
SFO
-
LIS
17h 15m1 stop
$665British Airways
Wed, Jan 21 - Thu, Feb 19
Multiple Airlines Logo
1:00 pm - 2:35 pm
LIS
-
SFO
33h 35m1 stop
Multiple Airlines Logo
4:40 pm - 4:05 pm
SFO
-
LIS
15h 25m1 stop
$666Multiple Airlines
Thu, Jan 22 - Sun, Feb 1
Multiple Airlines Logo
6:55 pm - 11:04 pm
LIS
-
SFO
36h 09m2 stops
Multiple Airlines Logo
4:40 pm - 3:50 pm
SFO
-
LIS
15h 10m1 stop
$667Multiple Airlines
Sat, Jan 17 - Thu, Jan 22
American Airlines Logo
10:40 am - 7:35 pm
LIS
-
SFO
16h 55m1 stop
American Airlines Logo
12:19 pm - 8:50 am
SFO
-
LIS
12h 31m1 stop
$671American Airlines
Sat, Jan 24 - Fri, Feb 20
Scandinavian Airlines Logo
4:55 pm - 2:35 pm
LIS
-
SFO
29h 40m1 stop
Scandinavian Airlines Logo
4:03 pm - 4:05 pm
SFO
-
LIS
40h 02m2 stops
$673Scandinavian Airlines
Wed, Jan 14 - Mon, Feb 2
Iberia Logo
9:15 pm - 6:00 pm
LIS
-
SFO
28h 45m1 stop
Iberia Logo
7:45 pm - 9:30 pm
SFO
-
LIS
17h 45m1 stop
$674Iberia
Sat, May 16 - Tue, May 26
Scandinavian Airlines Logo
4:55 pm - 2:35 pm
LIS
-
SFO
29h 40m1 stop
Scandinavian Airlines Logo
3:10 pm - 10:00 pm
SFO
-
LIS
46h 50m2 stops
$677Scandinavian Airlines
Wed, Jan 14 - Thu, Jan 29
Scandinavian Airlines Logo
6:55 pm - 11:04 pm
LIS
-
SFO
36h 09m2 stops
Scandinavian Airlines Logo
3:10 pm - 3:50 pm
SFO
-
LIS
16h 40m1 stop
$679Scandinavian Airlines
Sat, Jan 17 - Thu, Jan 29
Iberia Logo
9:10 am - 6:00 pm
LIS
-
SFO
16h 50m1 stop
Iberia Logo
7:45 pm - 9:30 pm
SFO
-
LIS
17h 45m1 stop
$681Iberia
Sun, May 10 - Tue, May 26

Iberia flights from Lisbon to San Francisco

Our best Iberia deals on Lisbon to San Francisco flight tickets
Iberia
May 12
LIS9:10 amLisbon Humberto Delgado
16h 50m
1 stop
SFO6:00 pmSan Francisco
May 26
SFO7:45 pmSan Francisco
17h 45m
1 stop
LIS9:30 pmLisbon Humberto Delgado
$664
Find similar
Iberia
May 16
LIS9:15 pmLisbon Humberto Delgado
28h 45m
1 stop
SFO6:00 pmSan Francisco
May 26
SFO7:45 pmSan Francisco
17h 45m
1 stop
LIS9:30 pmLisbon Humberto Delgado
$674
Find similar
Iberia
May 10
LIS9:10 amLisbon Humberto Delgado
16h 50m
1 stop
SFO6:00 pmSan Francisco
May 26
SFO7:45 pmSan Francisco
17h 45m
1 stop
LIS9:30 pmLisbon Humberto Delgado
$681
Find similar

British Airways flights from Lisbon to San Francisco

Our best British Airways deals on Lisbon to San Francisco flight tickets
British Airways
Jan 21
LIS7:05 amLisbon Humberto Delgado
15h 55m
1 stop
SFO3:00 pmSan Francisco
Feb 19
SFO8:40 pmSan Francisco
17h 15m
1 stop
LIS9:55 pmLisbon Humberto Delgado
$665
Find similar
British Airways
Dec 14
LIS11:05 amLisbon Humberto Delgado
19h 23m
1 stop
SFO10:28 pmSan Francisco
Dec 28
SFO8:40 pmSan Francisco
17h 05m
1 stop
LIS9:45 pmLisbon Humberto Delgado
$805
Find similar
British Airways
Dec 14
LIS7:05 amLisbon Humberto Delgado
19h 25m
2 stops
SFO6:30 pmSan Francisco
Dec 28
SFO5:30 pmSan Francisco
20h 15m
1 stop
LIS9:45 pmLisbon Humberto Delgado
$816
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 11, 2025.
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

Tue 5/12

9:10 am-6:00 pm

1 stop16h 50m

San Francisco

Tue 5/26

7:45 pm-9:30 pm

1 stop17h 45m

$664

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 1/21

7:05 am-3:00 pm

1 stop15h 55m

San Francisco

Thu 2/19

8:40 pm-9:55 pm

1 stop17h 15m

$665

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 1/22

1:00 pm-2:35 pm

1 stop33h 35m

San Francisco

Sun 2/1

4:40 pm-4:05 pm

1 stop15h 25m

$666

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 1/17

6:55 pm-11:04 pm

2 stops36h 09m

San Francisco

Thu 1/22

4:40 pm-3:50 pm

1 stop15h 10m

$667

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 1/24

10:40 am-7:35 pm

1 stop16h 55m

San Francisco

Fri 2/20

12:19 pm-8:50 am

1 stop12h 31m

$671

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 1/14

4:55 pm-2:35 pm

1 stop29h 40m

San Francisco

Mon 2/2

4:03 pm-4:05 pm

2 stops40h 02m

$673

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 5/16

9:15 pm-6:00 pm

1 stop28h 45m

San Francisco

Tue 5/26

7:45 pm-9:30 pm

1 stop17h 45m

$674

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Wed 1/14

4:55 pm-2:35 pm

1 stop29h 40m

San Francisco

Thu 1/29

3:10 pm-10:00 pm

2 stops46h 50m

$677

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sat 1/17

6:55 pm-11:04 pm

2 stops36h 09m

San Francisco

Thu 1/29

3:10 pm-3:50 pm

1 stop16h 40m

$679

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 5/10

9:10 am-6:00 pm

1 stop16h 50m

San Francisco

Tue 5/26

7:45 pm-9:30 pm

1 stop17h 45m

$681

Flights are sorted by cheapest round-trip 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?

If you aren’t able to travel to San Francisco during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $766.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Lisbon to San Francisco is on a Tuesday when prices can be found for as low as $799. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,384.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Lisbon to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $613. Flights at noon are often more expensive with an average ticket price of $1,327.

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 $822 when searching weeks out. 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 $664 on momondo.

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

There are 3 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?

You could potentially save up to 11% on your flight if you consider stops on a Lisbon to San Francisco flight.

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

As of December 2025, prices for Lisbon to San Francisco flights are approximately 4% more expensive 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 round-trip 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

$852

Fastest flight time

12h 35m

Direct flights

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 $852. The best round-trip flight deal from Lisbon to San Francisco found on momondo in the last 72 hours is $884.
The fastest flight from Lisbon to San Francisco takes 12h 35m
Direct flights go from Lisbon to San Francisco on Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Lisbon Humberto Delgado to San Francisco by plane?

    The distance between Lisbon Humberto Delgado and San Francisco is about 5660.0 mi. A reasonable flight in good conditions will take 12h 35m.

  • 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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
LEVELPriceFrom $473Free CancellationRating
0.0
Search LEVEL flights
British AirwaysPriceFrom $572Free CancellationRating
6.7
7,571 reviews
Search British Airways flights
DeltaPriceFrom $587Free CancellationRating
7.9
8,008 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $604Free CancellationRating
7.1
2,086 reviews
Search TAP AIR PORTUGAL flights
Air FrancePriceFrom $657Free CancellationRating
7.4
1,502 reviews
Search Air France flights
American AirlinesPriceFrom $708Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
United AirlinesPriceFrom $732Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
LufthansaPriceFrom $741Free CancellationRating
6.8
7,626 reviews
Search Lufthansa flights

  • TAP AIR PORTUGAL Flights From Lisbon to San Francisco

    TAP AIR PORTUGAL flies from Lisbon to San Francisco around 1 time per week, with 2,086 momondo users rating the airline 7.1/10. The cheapest TAP AIR PORTUGAL deal from Lisbon to San Francisco in the last 72 hours was $604 (round-trip), much lower than the average airfare cost of $873 for TAP AIR PORTUGAL flights on this route.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Big Sur
Calistoga
Santa Clara
Walnut Creek
Berkeley
Daly City
Fremont
Half Moon Bay
Vallejo
Salinas
Livermore
Turlock
Sunnyvale

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Lisbon to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lisbon to San Francisco.

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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