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Cheap flights from San Francisco to Lisbon from C$ 600

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
30 Mar — 6 Apr1
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 25 March 2025.

Round-trip from

C$ 872

One-way from

C$ 600

Popular in

June

Cheapest in

February

Average price

C$ 1,054
United Airlines
  • United Airlines
  • 6/4-16/4
  • 3 total stops
  • 43h 40m total
  • San Francisco to Lisbon
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31/3
  • 31/3
  • 1 total stop
  • 27h 45m total
  • San Francisco to Lisbon
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Highest demand for flights based on searches. 19% potential increase in price (C$ 433 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 62 potential savings vs. average RT price).
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Average for round-trip flights in March 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 25 March 2025.

Sun 6/49:15 p.m.SFO - LIS
2 stops28h 05mUnited Airlines
Wed 16/45:05 a.m.LIS - SFO
1 stop15h 35mUnited Airlines
Deal found 23/3C$ 872
Tue 6/55:45 p.m.SFO - LIS
1 stop21h 40mMultiple Airlines
Fri 16/58:45 p.m.LIS - SFO
1 stop27h 25mMultiple Airlines
Deal found 23/3C$ 874
Sun 4/54:20 p.m.SFO - LIS
1 stop17h 35mBritish Airways
Mon 12/512:30 p.m.LIS - SFO
2 stops19h 36mBritish Airways
Deal found 24/3C$ 875
Tue 6/57:30 p.m.SFO - LIS
1 stop19h 50mSWISS
Fri 16/55:55 a.m.LIS - SFO
1 stop18h 15mSWISS
Deal found 24/3C$ 884
Sat 26/410:30 p.m.SFO - LIS
1 stop25h 30mVirgin Atlantic
Fri 9/510:00 a.m.LIS - SFO
1 stop18h 47mVirgin Atlantic
Deal found 25/3C$ 887
Sun 4/59:05 p.m.SFO - LIS
1 stop16h 45mLufthansa
Sat 17/56:15 a.m.LIS - SFO
1 stop20h 45mLufthansa
Deal found 24/3C$ 894
Mon 28/41:45 p.m.SFO - LIS
2 stops20h 05mDelta
Thu 8/55:00 a.m.LIS - SFO
1 stop14h 45mDelta
Deal found 25/3C$ 897
Mon 24/37:10 a.m.SFO - LIS
1 stop17h 50mKLM
Mon 31/37:30 p.m.LIS - SFO
1 stop24h 15mKLM
Deal found 23/3C$ 931
Mon 21/42:40 p.m.SFO - LIS
2 stops20h 20mBrussels Airlines
Mon 28/412:05 p.m.LIS - SFO
2 stops38h 55mBrussels Airlines
Deal found 24/3C$ 984
Sun 4/51:40 p.m.SFO - LIS
2 stops20h 10mAir France
Mon 12/56:50 p.m.LIS - SFO
2 stops28h 25mAir France
Deal found 24/3C$ 994

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 25 March 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

Sun 6/4

9:15 p.m.-9:20 a.m.

2 stops28h 05m

Lisbon Humberto Delgado

Wed 16/4

5:05 a.m.-12:40 p.m.

1 stop15h 35m

C$ 872

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 6/5

5:45 p.m.-11:25 p.m.

1 stop21h 40m

Lisbon Humberto Delgado

Fri 16/5

8:45 p.m.-4:10 p.m.

1 stop27h 25m

C$ 874

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 6/5

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

1 stop19h 50m

Lisbon Humberto Delgado

Fri 16/5

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

1 stop18h 15m

C$ 884

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 26/4

10:30 p.m.-8:00 a.m.

1 stop25h 30m

Lisbon Humberto Delgado

Fri 9/5

10:00 a.m.-8:47 p.m.

1 stop18h 47m

C$ 887

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 4/5

9:05 p.m.-9:50 p.m.

1 stop16h 45m

Lisbon Humberto Delgado

Sat 17/5

6:15 a.m.-7:00 p.m.

1 stop20h 45m

C$ 894

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 28/4

1:45 p.m.-5:50 p.m.

2 stops20h 05m

Lisbon Humberto Delgado

Thu 8/5

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

1 stop14h 45m

C$ 897

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 28/4

4:20 p.m.-5:55 p.m.

1 stop17h 35m

Lisbon Humberto Delgado

Sun 4/5

6:50 p.m.-1:50 p.m.

1 stop27h 00m

C$ 901

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 21/4

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

2 stops20h 20m

Lisbon Humberto Delgado

Mon 28/4

12:05 p.m.-7:00 p.m.

2 stops38h 55m

C$ 984

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 4/5

1:40 p.m.-5:50 p.m.

2 stops20h 10m

Lisbon Humberto Delgado

Mon 12/5

6:50 p.m.-3:15 p.m.

2 stops28h 25m

C$ 994

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 2/7

1:45 p.m.-6:40 p.m.

1 stop20h 55m

Lisbon Humberto Delgado

Wed 16/7

12:45 p.m.-11:59 p.m.

1 stop19h 14m

C$ 1,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 24 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 21 March 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Lisbon, you should look to book at least 17 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$ 803). 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 25 March 2025.

It’s optimal to fly from San Francisco to Lisbon at noon. By choosing this option you can save up to 47% 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 25 March 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair 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
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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.
Austrian Airlines
7.5
Good
769 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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
1,569 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

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 United Airlines is currently your cheapest option to Lisbon, with prices starting at C$ 872. Additional round-trip tickets that might be worth considering are offered by SWISS and Virgin Atlantic, with the lowest prices starting at C$ 884 and C$ 887, respectively. United Airlines is currently priced 31% 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$ 689 on Lufthansa. Other airlines that offer cheap prices include United Airlines from C$ 702 and British Airways from C$ 706 one-way.

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

    Consider Etihad Airways (71%), TAP AIR PORTUGAL (71%) or JetBlue (69%) 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$ 803). 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
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Óbidos
Beja
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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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