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Cheap flights from San Francisco to Lisbon from C$ 611

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
9 Feb — 16 Feb1
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 4 February 2025.

Round-trip from

C$ 874

One-way from

C$ 611

Popular in

June

Cheapest in

January

Average price

C$ 1,012
United Airlines
  • United Airlines
  • 26/2-19/3
  • 2 total stops
  • 31h 50m total
  • San Francisco to Lisbon
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United Airlines
  • United Airlines
  • 1/4
  • 3 total stops
  • 24h 37m total
  • San Francisco to Lisbon
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Highest demand for flights based on searches. 22% potential increase in price (C$ 554 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 76 potential savings vs. average RT price).
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Average for round-trip flights in February 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 4 February 2025.

Sat 18/1011:00 p.m.SFO - LIS
1 stop28h 10mUnited Airlines
Tue 4/1111:00 a.m.LIS - SFO
1 stop32h 36mUnited Airlines
Deal found 3/2C$ 871
Wed 5/37:25 p.m.SFO - LIS
1 stop35h 10mSWISS
Tue 18/312:35 p.m.LIS - SFO
1 stop35h 50mSWISS
Deal found 3/2C$ 888
Wed 26/25:55 a.m.SFO - LIS
2 stops18h 05mVirgin Atlantic
Fri 7/310:55 a.m.LIS - SFO
2 stops21h 19mVirgin Atlantic
Deal found 3/2C$ 890
Wed 9/44:35 p.m.SFO - LIS
1 stop15h 05mBritish Airways
Tue 22/47:15 a.m.LIS - SFO
1 stop18h 00mBritish Airways
Deal found 4/2C$ 899
Wed 9/41:35 p.m.SFO - LIS
2 stops20h 20mDelta
Tue 15/410:00 a.m.LIS - SFO
1 stop18h 52mDelta
Deal found 4/2C$ 904
Mon 3/27:15 a.m.SFO - LIS
1 stop16h 55mMultiple Airlines
Mon 10/23:25 p.m.LIS - SFO
1 stop33h 00mMultiple Airlines
Deal found 2/2C$ 927
Sun 16/28:35 p.m.SFO - LIS
1 stop18h 55mLufthansa
Fri 7/36:10 a.m.LIS - SFO
1 stop20h 35mLufthansa
Deal found 3/2C$ 952
Sat 1/1111:00 a.m.SFO - LIS
2 stops21h 25mFinnair
Wed 12/114:10 p.m.LIS - SFO
2 stops34h 19mFinnair
Deal found 4/2C$ 972
Fri 14/39:35 p.m.SFO - LIS
2 stops37h 05mBrussels Airlines
Thu 20/31:45 p.m.LIS - SFO
2 stops37h 00mBrussels Airlines
Deal found 4/2C$ 1,068
Thu 20/32:50 p.m.SFO - LIS
1 stop20h 55mKLM
Tue 1/410:00 a.m.LIS - SFO
1 stop17h 03mKLM
Deal found 3/2C$ 1,102

Find flights from San Francisco to Lisbon within your budget

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 4 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 26/2

12:55 p.m.-10:15 a.m.

1 stop13h 20m

Lisbon Humberto Delgado

Fri 7/3

6:10 a.m.-2:50 p.m.

1 stop16h 40m

C$ 874

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Tue 4/3

3:25 p.m.-3:10 p.m.

1 stop15h 45m

Lisbon Humberto Delgado

Sun 23/3

12:20 p.m.-2:10 p.m.

1 stop32h 50m

C$ 881

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 5/3

7:25 p.m.-11:25 a.m.

1 stop32h 00m

Lisbon Humberto Delgado

Thu 20/3

3:25 p.m.-5:25 p.m.

1 stop33h 00m

C$ 888

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 26/2

8:35 p.m.-11:30 p.m.

1 stop18h 55m

Lisbon Humberto Delgado

Fri 21/3

6:10 a.m.-7:45 p.m.

1 stop20h 35m

C$ 896

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 9/4

4:35 p.m.-3:40 p.m.

1 stop15h 05m

Lisbon Humberto Delgado

Tue 22/4

7:15 a.m.-5:15 p.m.

1 stop18h 00m

C$ 899

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Fri 14/3

6:30 p.m.-10:10 p.m.

2 stops20h 40m

Lisbon Humberto Delgado

Wed 19/3

7:00 p.m.-4:40 p.m.

1 stop28h 40m

C$ 935

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 16/3

3:40 p.m.-5:30 p.m.

2 stops18h 50m

Lisbon Humberto Delgado

Sun 23/3

6:40 p.m.-7:45 p.m.

2 stops56h 05m

C$ 1,001

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 20/2

6:15 a.m.-8:55 a.m.

2 stops18h 40m

Lisbon Humberto Delgado

Mon 24/2

11:15 a.m.-11:17 p.m.

2 stops20h 02m

C$ 1,034

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 1/5

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

2 stops20h 05m

C$ 647

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 2/3

7:00 a.m.-10:15 a.m.

1 stop19h 15m

C$ 661

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 15 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.

Travel insights for flights from San Francisco to Lisbon

Get recent, data-driven insights about flights from San Francisco to Lisbon including ideal travel times, pricing trends, and more.

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 31 January 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Lisbon, you should look to book at least 63 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 4 February 2025.

It’s optimal to fly from San Francisco to Lisbon at noon. By choosing this option you can save up to 49% 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 4 February 2025.
Read reviews from past customers who have flown Delta, KLM and Austrian Airlines 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
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
8,408 reviews
Delta
8.0
Very good
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
1,334 reviews
Delta
8.0
Very good
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
785 reviews
Delta
8.0
Very good
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
1,582 reviews
Delta
8.0
Very good
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
7.5
Good
825 reviews
Delta
8.0
Very good
8,408 reviews
Check prices

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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, 7 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$ 874. Additional round-trip tickets that might be worth considering are offered by SWISS and Virgin Atlantic, with the lowest prices starting at C$ 888 and C$ 890, respectively. United Airlines is currently priced 33% 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$ 611 on United Airlines. Other airlines that offer cheap prices include Delta from C$ 647 and Austrian Airlines from C$ 655 one-way.

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

    Consider JetBlue (60%), Etihad Airways (56%) or TAP AIR PORTUGAL (56%) 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

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Book flights to San Francisco if you plan to visit one of these locations
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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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