Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Lisbon to San Francisco from $304

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 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Lisbon to San Francisco

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Lisbon to San Francisco.
Delta Logo
5:00 am - 11:45 amLIS-SFO
14h 45m1 stop
Delta Logo
1:40 pm - 5:50 pmSFO-LIS
20h 10m2 stops
$621Delta
Find Deal
Thu, May 1 - Mon, May 5
Delta Logo
5:00 am - 11:45 amLIS-SFO
14h 45m1 stop
Delta Logo
12:40 pm - 5:50 pmSFO-LIS
21h 10m2 stops
$622Delta
Find Deal
Thu, May 8 - Tue, May 13
 Logo
7:30 pm - 11:45 amLIS-SFO
24h 15m1 stop
 Logo
8:25 pm - 10:25 pmSFO-LIS
18h 00m1 stop
Tue, Apr 22 - Wed, May 7
British Airways Logo
4:30 pm - 1:50 pmLIS-SFO
29h 20m1 stop
British Airways Logo
7:30 pm - 11:05 pmSFO-LIS
19h 35m1 stop
$643British Airways
Find Deal
Thu, May 1 - Thu, May 15
British Airways Logo
4:30 pm - 1:50 pmLIS-SFO
29h 20m1 stop
British Airways Logo
7:30 pm - 11:05 pmSFO-LIS
19h 35m1 stop
$646British Airways
Find Deal
Thu, May 1 - Thu, May 15
United Airlines Logo
6:15 am - 7:00 pmLIS-SFO
20h 45m1 stop
United Airlines Logo
8:00 am - 8:20 amSFO-LIS
16h 20m2 stops
$691United Airlines
Find Deal
Sat, Apr 19 - Wed, May 7
Lufthansa Logo
6:15 am - 7:00 pmLIS-SFO
20h 45m1 stop
Lufthansa Logo
1:45 pm - 9:50 pmSFO-LIS
24h 05m1 stop
$696Lufthansa
Find Deal
Sat, Apr 19 - Mon, May 5
Lufthansa Logo
6:15 am - 7:00 pmLIS-SFO
20h 45m1 stop
Lufthansa Logo
10:59 pm - 8:20 amSFO-LIS
25h 21m2 stops
$697Lufthansa
Find Deal
Sat, Apr 19 - Tue, May 6
United Airlines Logo
11:25 am - 9:45 pmLIS-SFO
18h 20m1 stop
United Airlines Logo
1:45 pm - 9:50 pmSFO-LIS
24h 05m1 stop
$698United Airlines
Find Deal
Wed, Apr 23 - Sun, May 4
TAP AIR PORTUGAL Logo
9:20 am - 4:45 pmLIS-SFO
15h 25m1 stop
TAP AIR PORTUGAL Logo
4:20 pm - 11:30 amSFO-LIS
11h 10mnonstop
$775TAP AIR PORTUGAL
Find Deal
Tue, Sep 9 - Tue, Sep 23

Delta flights from Lisbon to San Francisco

Our best Delta deals on Lisbon to San Francisco flight tickets
Delta
May 1
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
May 5
SFO1:40 pmSan Francisco
20h 10m
2 stops
LIS5:50 pmLisbon Humberto Delgado
Delta
May 8
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
May 13
SFO12:40 pmSan Francisco
21h 10m
2 stops
LIS5:50 pmLisbon Humberto Delgado
Delta
May 6
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
Jun 3
SFO7:10 amSan Francisco
16h 50m
1 stop
LIS8:00 amLisbon Humberto Delgado

KLM flights from Lisbon to San Francisco

Our best KLM deals on Lisbon to San Francisco flight tickets
KLM
Apr 24
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
Apr 27
SFO1:45 pmSan Francisco
37h 10m
1 stop
LIS10:55 amLisbon Humberto Delgado
KLM
Apr 24
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
Apr 27
SFO1:45 pmSan Francisco
37h 10m
1 stop
LIS10:55 amLisbon Humberto Delgado
KLM
Apr 19
LIS5:00 amLisbon Humberto Delgado
14h 45m
1 stop
SFO11:45 amSan Francisco
May 8
SFO1:45 pmSan Francisco
16h 50m
1 stop
LIS2:35 pmLisbon Humberto Delgado

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 October is also cheap. Prices for this month can be found on momondo for an average of $744.

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 $898. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $1,211.

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 in the morning are often more expensive with an average ticket price of $949.

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 16 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $851 when searching 16 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 $749 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.

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

As of April 2025, prices for Lisbon to San Francisco flights are approximately 6% 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 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

$304

Fastest flight time

12h 25m

Direct flights

Tue, Wed, 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 $304. The best round-trip flight deal from Lisbon to San Francisco found on momondo in the last 72 hours is $621.
The fastest flight from Lisbon to San Francisco takes 12h 25m
Direct flights go from Lisbon to San Francisco on Tuesday, Wednesday, Friday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL and JetBlue.
There is 1 airport near San Francisco: San Francisco (SFO)

  • 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 50m.

  • 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
4.0
4 reviews
Search LEVEL flights
DeltaPriceFrom $528Free CancellationRating
8.0
7,897 reviews
Search Delta flights
British AirwaysPriceFrom $573Free CancellationRating
6.6
6,718 reviews
Search British Airways flights
IberiaPriceFrom $613Free CancellationRating
7.0
2,657 reviews
Search Iberia flights
TAP AIR PORTUGALPriceFrom $648Free CancellationRating
7.1
1,833 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $659Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights
United AirlinesPriceFrom $669Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
American AirlinesPriceFrom $699Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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 1,833 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 $648 (round-trip), much lower than the average airfare cost of $967 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
Hayward
Modesto
Calistoga
Roseville
Santa Clara
Sonoma
Daly City
Fremont
Bodega Bay
South San Francisco
Sunnyvale
Redwood City
Big Sur
Berkeley
Vallejo
Walnut Creek
Palo Alto
Half Moon Bay

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.


An easier way to manage your San Francisco trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/7
Mon 4/14

Find better results for your trip to the United States