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Cheap flights from San Francisco to Lisbon from $243

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Lisbon departing on 10/7. 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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Find the cheapest flights from San Francisco to Lisbon

Cheap round-trip flights

Scandinavian Airlines Logo
4:40 pm - 4:05 pmSFO-LIS
15h 25m1 stop
Scandinavian Airlines Logo
4:55 pm - 2:35 pmLIS-SFO
29h 40m1 stop
$461Scandinavian Airlines
Find Deal
Thu, Nov 13 - Wed, Nov 19
Scandinavian Airlines Logo
4:40 pm - 4:05 pmSFO-LIS
15h 25m1 stop
Scandinavian Airlines Logo
4:55 pm - 2:35 pmLIS-SFO
29h 40m1 stop
$482Scandinavian Airlines
Find Deal
Sun, Nov 16 - Wed, Dec 3
Logo
7:25 am - 6:40 pmSFO-LIS
27h 15m2 stops
Logo
10:00 pm - 4:10 pmLIS-SFO
26h 10m2 stops
$522
Find Deal
Mon, Sep 29 - Wed, Oct 8
Logo
7:25 am - 6:40 pmSFO-LIS
27h 15m2 stops
Logo
10:00 pm - 7:00 pmLIS-SFO
29h 00m2 stops
$525
Find Deal
Mon, Sep 29 - Thu, Oct 9
United Airlines Logo
5:45 am - 9:15 amSFO-LIS
19h 30m1 stop
United Airlines Logo
11:20 am - 5:42 pmLIS-SFO
38h 22m2 stops
$555United Airlines
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Sun, Nov 2 - Tue, Dec 2
United Airlines Logo
11:40 am - 9:20 amSFO-LIS
13h 40m1 stop
United Airlines Logo
5:00 am - 3:55 pmLIS-SFO
18h 55m1 stop
$556United Airlines
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Tue, Oct 21 - Tue, Nov 4
Iberia Logo
8:10 pm - 8:35 pmSFO-LIS
16h 25m1 stop
Iberia Logo
10:10 pm - 8:51 pmLIS-SFO
30h 41m2 stops
$559Iberia
Find Deal
Tue, Sep 23 - Wed, Oct 8
Iberia Logo
8:10 pm - 5:05 pmSFO-LIS
36h 55m1 stop
Iberia Logo
10:10 pm - 6:10 pmLIS-SFO
28h 00m1 stop
$566Iberia
Find Deal
Sun, Sep 21 - Wed, Oct 1
Air Canada Logo
6:30 am - 9:20 amSFO-LIS
18h 50m2 stops
Air Canada Logo
5:00 am - 9:40 pmLIS-SFO
24h 40m2 stops
$568Air Canada
Find Deal
Sun, Nov 16 - Thu, Dec 4
Air Canada Logo
8:35 am - 9:20 amSFO-LIS
16h 45m1 stop
Air Canada Logo
11:20 am - 3:35 pmLIS-SFO
36h 15m2 stops
$570Air Canada
Find Deal
Mon, Nov 24 - Tue, Dec 2

Scandinavian Airlines flights from San Francisco to Lisbon

Our best Scandinavian Airlines deals on San Francisco to Lisbon flight tickets
Scandinavian Airlines
Nov 13
SFO4:40 pmSan Francisco
15h 25m
1 stop
LIS4:05 pmLisbon Humberto Delgado
Nov 19
LIS4:55 pmLisbon Humberto Delgado
29h 40m
1 stop
SFO2:35 pmSan Francisco
$461
Find similar
Scandinavian Airlines
Nov 16
SFO4:40 pmSan Francisco
15h 25m
1 stop
LIS4:05 pmLisbon Humberto Delgado
Dec 3
LIS4:55 pmLisbon Humberto Delgado
29h 40m
1 stop
SFO2:35 pmSan Francisco
$482
Find similar
Scandinavian Airlines
Nov 29
SFO4:40 pmSan Francisco
15h 25m
1 stop
LIS4:05 pmLisbon Humberto Delgado
Dec 7
LIS4:55 pmLisbon Humberto Delgado
29h 40m
1 stop
SFO2:35 pmSan Francisco
$493
Find similar

SWISS flights from San Francisco to Lisbon

Our best SWISS deals on San Francisco to Lisbon flight tickets
SWISS
Aug 15
SFO7:30 pmSan Francisco
19h 50m
1 stop
LIS11:20 pmLisbon Humberto Delgado
Aug 22
LIS5:55 amLisbon Humberto Delgado
18h 15m
1 stop
SFO4:10 pmSan Francisco
$711
Find similar
SWISS
Aug 10
SFO7:40 pmSan Francisco
35h 05m
2 stops
LIS2:45 pmLisbon Humberto Delgado
Aug 24
LIS2:30 pmLisbon Humberto Delgado
33h 40m
2 stops
SFO4:10 pmSan Francisco
$765
Find similar
SWISS
Aug 12
SFO7:30 pmSan Francisco
19h 50m
1 stop
LIS11:20 pmLisbon Humberto Delgado
Aug 19
LIS3:45 pmLisbon Humberto Delgado
32h 25m
1 stop
SFO4:10 pmSan Francisco
$773
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Lisbon 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 August 5, 2025.
Use the filters below to find and compare flights from San Francisco to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 11/13

4:40 pm-4:05 pm

1 stop15h 25m

Lisbon Humberto Delgado

Wed 11/19

4:55 pm-2:35 pm

1 stop29h 40m

$461

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 11/16

4:40 pm-4:05 pm

1 stop15h 25m

Lisbon Humberto Delgado

Wed 12/3

4:55 pm-2:35 pm

1 stop29h 40m

$482

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 9/29

7:25 am-6:40 pm

2 stops27h 15m

Lisbon Humberto Delgado

Wed 10/8

10:00 pm-4:10 pm

2 stops26h 10m

$522

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 9/29

7:25 am-6:40 pm

2 stops27h 15m

Lisbon Humberto Delgado

Thu 10/9

10:00 pm-7:00 pm

2 stops29h 00m

$525

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 11/2

5:45 am-9:15 am

1 stop19h 30m

Lisbon Humberto Delgado

Tue 12/2

11:20 am-5:42 pm

2 stops38h 22m

$555

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 10/21

11:40 am-9:20 am

1 stop13h 40m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-3:55 pm

1 stop18h 55m

$556

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 9/23

8:10 pm-8:35 pm

1 stop16h 25m

Lisbon Humberto Delgado

Wed 10/8

10:10 pm-8:51 pm

2 stops30h 41m

$559

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 9/21

8:10 pm-5:05 pm

1 stop36h 55m

Lisbon Humberto Delgado

Wed 10/1

10:10 pm-6:10 pm

1 stop28h 00m

$566

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 11/16

6:30 am-9:20 am

2 stops18h 50m

Lisbon Humberto Delgado

Thu 12/4

5:00 am-9:40 pm

2 stops24h 40m

$568

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 11/24

8:35 am-9:20 am

1 stop16h 45m

Lisbon Humberto Delgado

Tue 12/2

11:20 am-3:35 pm

2 stops36h 15m

$570

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 Lisbon from

How to get the cheapest flight ticket from San Francisco to Lisbon

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 Lisbon?

In general, January is the cheapest month to fly from San Francisco to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $667. If you are unable to visit Lisbon during the month of January, then departing from San Francisco during the month February is also very affordable. Most momondo users find prices during this month for around $670.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $727. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Lisbon for around $910.

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

The cheapest time of day to fly to Lisbon is in the afternoon when flights can be purchased for as low as $792. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $969 on average. Flights to Lisbon from San Francisco at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Francisco to Lisbon Humberto Delgado flight route?

Fly from San Francisco to Lisbon Humberto Delgado for the best San Francisco - Lisbon Humberto Delgado flight prices

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from San Francisco for as low as $814 on momondo.

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

There are 4 cabin classes available to choose from on San Francisco to Lisbon Humberto Delgado 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 San Francisco to Lisbon flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Lisbon.

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

As of August 2025, prices for San Francisco to Lisbon flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Lisbon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Lisbon (SFO to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Lisbon

Best Price Found

$243

Fastest flight time

11h 00m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Lisbon

1 airport
The best one-way flight to Lisbon from San Francisco in the past 72 hours is $243. The best round-trip flight deal from San Francisco to Lisbon found on momondo in the last 72 hours is $461.
The fastest flight from San Francisco to Lisbon takes 11h 00m
Direct flights go from San Francisco to Lisbon on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL and JetBlue.
There is 1 airport near Lisbon: Lisbon Humberto Delgado (LIS)
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  • How far is San Francisco to Lisbon Humberto Delgado by plane?

    Lisbon Humberto Delgado is 5660.0 mi away from San Francisco. Typically, this will take 12h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from San Francisco Airport to Lisbon Humberto Delgado Airport?

    Prices for flights from San Francisco Airport to Lisbon Humberto Delgado Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from San Francisco Airport to Lisbon Humberto Delgado 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 San Francisco Airport to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The necessary travel and health documents for your Lisbon Humberto Delgado 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 San Francisco to Lisbon?

  • What is the most popular airline from San Francisco to Lisbon?

Best airlines flying from San Francisco to Lisbon

Compare and see reviews for airlines that fly from San Francisco to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
LEVELPriceFrom $351Free CancellationRating
4.0
4 reviews
Search LEVEL flights
IberiaPriceFrom $363Free CancellationRating
7.0
2,865 reviews
Search Iberia flights
Scandinavian AirlinesPriceFrom $473Free CancellationRating
7.4
1,462 reviews
Search Scandinavian Airlines flights
Virgin AtlanticPriceFrom $496Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
VuelingPriceFrom $532Free CancellationRating
7.1
1,177 reviews
Search Vueling flights
LufthansaPriceFrom $550Free CancellationRating
6.8
7,286 reviews
Search Lufthansa flights
KLMPriceFrom $559Free CancellationRating
7.8
1,381 reviews
Search KLM flights
British AirwaysPriceFrom $559Free CancellationRating
6.6
7,235 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $571Free CancellationRating
7.1
1,942 reviews
Search TAP AIR PORTUGAL flights
SWISSPriceFrom $582Free CancellationRating
7.6
1,689 reviews
Search SWISS flights

  • JetBlue Flights From San Francisco to Lisbon

    JetBlue flight deals from San Francisco to Lisbon start from $789 round-trip. Over the 1 JetBlue flight for this route in a normal week, average airfare is usually $1,316 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Nazaré
Ericeira
Setúbal
Oeiras
Almada
Peniche
Evora
Estoril
Sesimbra
Leiria
Figueira da Foz
Tomar
Óbidos
Batalha
Comporta
Torres Vedras
Costa da Caparica
Sines

Why use momondo?

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

Finding the right flight to Lisbon from San Francisco 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 Lisbon quick and easy, saving you time and money.

Can I find flights from San Francisco to Lisbon with flexible booking policies on momondo?

Flights from San Francisco to Lisbon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco to Lisbon?

momondo helps you find the best flight between San Francisco and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Lisbon right now. Can momondo alert me if prices change?

Price alerts on flights to Lisbon from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Lisbon 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.
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