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Cheap flights from San Francisco to Lisbon from C$ 480

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
17 Jun — 24 Jun1
1 adult

Cheap 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 12 June 2025.

Round-trip from

C$ 1,013

One-way from

C$ 480

Popular in

December

Cheapest in

February

Average price

C$ 1,518
Delta
  • Delta
  • 24/9-29/9
  • 2 total stops
  • 63h 30m total
  • San Francisco to Lisbon
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9/9
  • 9/9
  • 1 total stop
  • 18h 20m total
  • San Francisco to Lisbon
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease (C$ 53 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Francisco to Lisbon

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 12 June 2025.

Wed 24/98:25 p.m.SFO - LIS
1 stop30h 50mDelta
Mon 29/912:10 p.m.LIS - SFO
1 stop32h 40mDelta
Deal found 11/6C$ 1,013
Tue 5/811:40 a.m.SFO - LIS
1 stop13h 40mUnited Airlines
Tue 12/85:05 a.m.LIS - SFO
2 stops24h 17mUnited Airlines
Deal found 12/6C$ 1,014
Tue 2/97:30 p.m.SFO - LIS
1 stop19h 50mSWISS
Sat 13/95:55 a.m.LIS - SFO
1 stop18h 15mSWISS
Deal found 11/6C$ 1,019
Thu 23/102:40 p.m.SFO - LIS
2 stops20h 20mBrussels Airlines
Sat 8/111:40 p.m.LIS - SFO
2 stops37h 55mBrussels Airlines
Deal found 12/6C$ 1,035
Thu 21/84:20 p.m.SFO - LIS
Nonstop11h 10mTAP AIR PORTUGAL
Mon 1/99:55 a.m.LIS - SFO
Nonstop12h 35mTAP AIR PORTUGAL
Deal found 11/6C$ 1,036
Mon 4/84:30 p.m.SFO - LIS
1 stop22h 40mBritish Airways
Wed 20/811:05 a.m.LIS - SFO
1 stop20h 12mBritish Airways
Deal found 11/6C$ 1,046
Sat 20/99:05 p.m.SFO - LIS
2 stops18h 25mLufthansa
Tue 7/105:05 a.m.LIS - SFO
2 stops20h 15mLufthansa
Deal found 10/6C$ 1,049
Wed 24/121:33 a.m.SFO - LIS
1 stop23h 32mMultiple Airlines
Wed 7/16:35 p.m.LIS - SFO
1 stop28h 25mMultiple Airlines
Deal found 11/6C$ 1,064
Wed 24/1210:21 a.m.SFO - LIS
2 stops21h 04mFinnair
Sat 10/16:30 a.m.LIS - SFO
2 stops25h 52mFinnair
Deal found 11/6C$ 1,148
Thu 25/128:40 p.m.SFO - LIS
2 stops59h 25mScandinavian Airlines
Tue 6/112:50 p.m.LIS - SFO
2 stops58h 23mScandinavian Airlines
Deal found 11/6C$ 1,226

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 12 June 2025.
Use the filters below to find and compare flights from San Francisco to Lisbon that are best for you.

Fly from

San Francisco

Fly to

Lisbon

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 24/9

8:25 p.m.-11:15 a.m.

1 stop30h 50m

Lisbon Humberto Delgado

Mon 29/9

12:10 p.m.-12:50 p.m.

1 stop32h 40m

C$ 1,013

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 5/8

11:40 a.m.-9:20 a.m.

1 stop13h 40m

Lisbon Humberto Delgado

Tue 12/8

5:05 a.m.-9:22 p.m.

2 stops24h 17m

C$ 1,014

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 2/9

7:30 p.m.-11:20 p.m.

1 stop19h 50m

Lisbon Humberto Delgado

Sat 13/9

5:55 a.m.-4:10 p.m.

1 stop18h 15m

C$ 1,019

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 23/10

2:40 p.m.-7:00 p.m.

2 stops20h 20m

Lisbon Humberto Delgado

Fri 7/11

1:40 p.m.-7:35 p.m.

2 stops37h 55m

C$ 1,035

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 21/8

4:20 p.m.-11:30 a.m.

Nonstop11h 10m

Lisbon Humberto Delgado

Mon 1/9

9:55 a.m.-2:30 p.m.

Nonstop12h 35m

C$ 1,036

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 4/8

4:30 p.m.-11:10 p.m.

1 stop22h 40m

Lisbon Humberto Delgado

Wed 20/8

11:05 a.m.-11:17 p.m.

1 stop20h 12m

C$ 1,046

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 20/9

9:05 p.m.-11:30 p.m.

2 stops18h 25m

Lisbon Humberto Delgado

Tue 7/10

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

2 stops20h 15m

C$ 1,049

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 30/8

10:40 p.m.-8:20 a.m.

1 stop25h 40m

Lisbon Humberto Delgado

Sat 6/9

12:30 p.m.-4:10 p.m.

1 stop35h 40m

C$ 1,121

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 9/9

4:05 p.m.-6:25 p.m.

1 stop18h 20m

C$ 480

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 3/11

6:30 a.m.-8:10 a.m.

2 stops17h 40m

C$ 622

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 16 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Lisbon. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Lisbon, you should look to book at least 89 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, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of C$ 482). Flying from San Francisco to Lisbon in July is currently the most expensive (average of C$ 775). 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 12 June 2025.

It’s optimal to fly from San Francisco to Lisbon at noon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 mm per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated 12 June 2025.
Read reviews from past customers who have flown Delta, KLM and Cathay Pacific from San Francisco to Lisbon. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Cathay Pacific
7.6
Good
892 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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, 8 users have taken a look at flights from San Francisco to Lisbon Humberto Delgado.

  • What are the cheapest airlines flying from San Francisco to Lisbon round-trip?

    Flying on Delta is currently your cheapest option to Lisbon, with prices starting at C$ 1,013. Additional round-trip tickets that might be worth considering are offered by United Airlines and SWISS, with the lowest prices starting at C$ 1,014 and C$ 1,019, respectively. Delta is currently priced 13% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Francisco to Lisbon one-way?

    One-way options have recently been found by users for as low as C$ 622 on United Airlines. Other airlines that offer cheap prices include Virgin Atlantic from C$ 745 and JetBlue from C$ 748 one-way.

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

    Consider JetBlue (62%), TAP AIR PORTUGAL (62%) or Etihad Airways (25%) 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, January is the cheapest month in which you can book a flight from San Francisco to Lisbon (average of C$ 482). Flying from San Francisco to Lisbon in July is currently the most expensive (average of C$ 775). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Sintra
Costa da Caparica
Beja
Óbidos
Setúbal

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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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