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Cheap flights from San Francisco to Lisbon from C$ 650

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
29 Aug — 5 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Lisbon

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Lisbon
Explore the most affordable flight options available from San Francisco to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2026.

Wed 18/114:45 p.m.
SFO
-
LIS
1 stop15h 20m
Scandinavian Airlines
Tue 1/124:55 p.m.
LIS
-
SFO
1 stop29h 55m
Scandinavian Airlines
Deal found 27/7C$ 1,003
Wed 14/1011:10 a.m.
SFO
-
LIS
1 stop14h 10m
United Airlines
Wed 11/115:00 a.m.
LIS
-
SFO
1 stop19h 05m
United Airlines
Deal found 30/7C$ 1,041
Fri 13/114:45 p.m.
SFO
-
LIS
1 stop15h 20m
Scandinavian Airlines
Tue 1/124:55 p.m.
LIS
-
SFO
1 stop29h 55m
Scandinavian Airlines
Deal found 27/7C$ 1,045
Wed 21/108:10 a.m.
SFO
-
LIS
1 stop17h 10m
United Airlines
Wed 11/115:00 a.m.
LIS
-
SFO
1 stop23h 10m
United Airlines
Deal found 28/7C$ 1,048
Mon 28/126:15 a.m.
SFO
-
LIS
1 stop20h 05m
United Airlines
Fri 15/15:00 a.m.
LIS
-
SFO
1 stop23h 10m
United Airlines
Deal found 28/7C$ 1,050
Wed 14/109:54 a.m.
SFO
-
LIS
2 stops21h 01m
Delta
Wed 4/1111:30 a.m.
LIS
-
SFO
1 stop32h 15m
Delta
Deal found 30/7C$ 1,051
Sun 1/1111:30 p.m.
SFO
-
LIS
2 stops24h 30m
Delta
Mon 9/1111:30 a.m.
LIS
-
SFO
1 stop32h 15m
Delta
Deal found 29/7C$ 1,052
Wed 28/105:00 a.m.
SFO
-
LIS
2 stops18h 55m
United Airlines
Wed 11/115:00 a.m.
LIS
-
SFO
1 stop23h 10m
United Airlines
Deal found 28/7C$ 1,054
Sun 27/1212:00 p.m.
SFO
-
LIS
1 stop13h 20m
United Airlines
Fri 15/112:25 p.m.
LIS
-
SFO
1 stop15h 45m
United Airlines
Deal found 28/7C$ 1,055
Tue 3/115:00 a.m.
SFO
-
LIS
2 stops21h 05m
United Airlines
Tue 17/1112:25 p.m.
LIS
-
SFO
1 stop15h 45m
United Airlines
Deal found 26/7C$ 1,057
Tue 29/129:45 a.m.
SFO
-
LIS
2 stops23h 45m
Delta
Thu 14/111:30 a.m.
LIS
-
SFO
1 stop32h 15m
Delta
Deal found 28/7C$ 1,058
Sat 14/1110:59 p.m.
SFO
-
LIS
2 stops26h 01m
Delta
Fri 4/125:00 a.m.
LIS
-
SFO
1 stop14h 45m
Delta
Deal found 27/7C$ 1,059

Find flight deals from San Francisco to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 July 2026.

Round-trip from

C$ 1,003

One-way from

C$ 650

Popular in

June

Cheapest in

February

Average price

C$ 1,518
Scandinavian Airlines
  • Scandinavian Airlines
  • 25/11-5/12
  • 2 total stops
  • 45h 15m total
  • San Francisco to Lisbon
Search Deals
Delta
  • Delta
  • 9/9
  • 2 total stops
  • 18h 00m total
  • San Francisco to Lisbon
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 450 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 30 July 2026.
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

Cheapest round-trip

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Fri 11/9

4:45 p.m.-10:05 p.m.

1 stop21h 20m

Lisbon Humberto Delgado

Wed 23/9

11:50 p.m.-2:40 p.m.

1 stop22h 50m

C$ 1,003

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 22/11

4:40 p.m.-9:20 a.m.

1 stop32h 40m

Lisbon Humberto Delgado

Tue 1/12

5:00 a.m.-12:35 p.m.

1 stop15h 35m

C$ 1,099

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 21/11

10:59 p.m.-9:00 a.m.

2 stops26h 01m

Lisbon Humberto Delgado

Fri 4/12

5:00 a.m.-11:45 a.m.

1 stop14h 45m

C$ 1,118
Quickest round-trip

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 29/9

3:05 p.m.-5:50 p.m.

1 stop18h 45m

Lisbon Humberto Delgado

Tue 13/10

5:00 a.m.-11:45 a.m.

1 stop14h 45m

C$ 1,128

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 21/9

8:10 a.m.-9:20 a.m.

1 stop17h 10m

Lisbon Humberto Delgado

Wed 7/10

5:05 a.m.-3:20 p.m.

1 stop18h 15m

C$ 1,129

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 22/9

3:05 p.m.-5:50 p.m.

1 stop18h 45m

Lisbon Humberto Delgado

Fri 2/10

5:00 a.m.-11:45 a.m.

1 stop14h 45m

C$ 1,135

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 5/10

3:05 p.m.-5:50 p.m.

1 stop18h 45m

Lisbon Humberto Delgado

Tue 20/10

5:00 a.m.-11:45 a.m.

1 stop14h 45m

C$ 1,135

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 8/9

4:45 p.m.-7:25 p.m.

1 stop18h 40m

Lisbon Humberto Delgado

Thu 17/9

7:00 a.m.-10:27 p.m.

2 stops23h 27m

C$ 1,144

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 21/9

11:58 a.m.-5:50 p.m.

2 stops21h 52m

Lisbon Humberto Delgado

Fri 30/10

5:30 a.m.-9:50 p.m.

2 stops23h 20m

C$ 1,159

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 22/9

11:35 a.m.-5:50 p.m.

2 stops22h 15m

Lisbon Humberto Delgado

Fri 30/10

5:30 a.m.-11:56 p.m.

2 stops25h 26m

C$ 1,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Lisbon

How far ahead should I book a flight from San Francisco to Lisbon?

To ensure you get the cheapest price possible for a flight from San Francisco to Lisbon, you should look to book at least 12 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 San Francisco to Lisbon?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of C$ 867). Flying from San Francisco to Lisbon in June is currently the most expensive (average of C$ 1,757). 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 SFO to LIS?

Find hourly flight availability from San Francisco to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2026.

When flying from San Francisco to Lisbon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from San Francisco to Lisbon?

Airfare is below average for this route at the moment.

San Francisco to Lisbon flights typically cost between C$ 1,180 and C$ 1,685 in November.
The cheapest round-trip price found within the last 5 days was C$ 1,003 on Scandinavian Airlines (18 Nov-4 Dec).

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this San Francisco to Lisbon flight route?

    Within the past month, 1 users have taken a look at flights from San Francisco to Lisbon Humberto Delgado.

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

    Departing from San Francisco to Lisbon will take you 18h 45m. The distance from San Francisco to Lisbon is about 9115 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from San Francisco to Lisbon?

    Consider Etihad Airways (92%), JetBlue (74%) or TAP AIR PORTUGAL (74%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Lisbon.

  • Can I find deals for flights from San Francisco to Lisbon that include hotel bookings?

    Yes. In addition to deals on San Francisco to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Lisbon.

  • Can I find deals for business class flights from San Francisco to Lisbon?

    Yes. Cheapflights offers flight deals from San Francisco to Lisbon 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 San Francisco to Lisbon?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of C$ 867). Flying from San Francisco to Lisbon in June is currently the most expensive (average of C$ 1,757). 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 Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Sintra
Óbidos
Estoril
Costa da Caparica
Setúbal

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Why should you use Cheapflights to find cheap flight tickets from San Francisco to Lisbon?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Lisbon from San Francisco.

Can Cheapflights find flights from San Francisco to Lisbon with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Lisbon, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Francisco to Lisbon become cheaper?

Yes, Cheapflights offers price alerts on San Francisco to Lisbon flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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