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$304+ Cheap flights from San Francisco (SFO) to Portugal

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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from San Francisco to Portugal

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Portugal (PT0). 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 November 20, 2024.

Find flight deals from San Francisco to Portugal

Cheapest flights from San Francisco to Portugal
Explore the most affordable flight options available from San Francisco to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/94:40 pmSFO - OPO
1 stop14h 20mMultiple Airlines
Wed 2/56:15 amOPO - SFO
2 stops38h 51mMultiple Airlines
Deal found 11/19$627
This KLM deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/31:50 pmSFO - FNC
1 stop35h 45mKLM
Mon 12/910:20 amFNC - SFO
1 stop33h 30mKLM
Deal found 11/19$633
This Delta deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/13:25 pmSFO - LIS
1 stop18h 05mDelta
Sat 12/711:25 amLIS - SFO
1 stop32h 25mDelta
Deal found 11/18$654
This Justfly.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/207:25 amSFO - LIS
2 stops20h 45mBritish Airways
Wed 11/2711:15 amLIS - SFO
1 stop19h 16mBritish Airways
Deal found 11/19$656
This TAP AIR PORTUGAL deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/94:40 pmSFO - OPO
1 stop14h 20mTAP AIR PORTUGAL
Sat 2/16:55 amOPO - SFO
1 stop16h 00mTAP AIR PORTUGAL
Deal found 11/18$659
This KLM deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/271:50 pmSFO - LIS
1 stop20h 40mKLM
Sun 12/83:25 pmLIS - SFO
1 stop28h 25mKLM
Deal found 11/19$660
This Cheapflightsfares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/265:30 pmSFO - LIS
1 stop16h 15mMultiple Airlines
Sat 12/77:00 amLIS - SFO
1 stop16h 00mMultiple Airlines
Deal found 11/19$671
This Gurufare deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/38:40 pmSFO - FNC
1 stop30h 30mBritish Airways
Tue 12/103:05 pmFNC - SFO
1 stop31h 55mBritish Airways
Deal found 11/19$680
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/207:40 amSFO - LIS
2 stops17h 15mAmerican Airlines
Sun 12/811:05 amLIS - SFO
1 stop19h 01mAmerican Airlines
Deal found 11/19$681
This United deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/96:45 amSFO - LIS
2 stops17h 25mUnited Airlines
Wed 12/1810:15 amLIS - SFO
2 stops21h 44mUnited Airlines
Deal found 11/20$682
This Flightnetwork deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/304:40 pmSFO - LIS
Nonstop10h 55mTAP AIR PORTUGAL
Wed 1/159:40 amLIS - SFO
Nonstop13h 00mTAP AIR PORTUGAL
Deal found 11/19$697
This Justfly.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/279:00 amSFO - LIS
2 stops15h 55mAir Canada
Sun 1/1211:00 amLIS - SFO
2 stops30h 34mAir Canada
Deal found 11/19$698

Find flights from San Francisco to Portugal within your budget

Customize your flight search to find flights from San Francisco to Portugal 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

Mon 3/10

6:30 pm-9:40 am

2 stops32h 10m

Faro

Wed 3/19

10:30 am-4:40 pm

2 stops37h 10m

$518

San FranciscoPonta Delgada

SFO - PDL

SFOPDL

San Francisco

Wed 1/22

4:35 pm-8:45 am

1 stop33h 10m

Ponta Delgada Nordela

Fri 1/31

7:25 pm-2:55 pm

1 stop26h 30m

$547

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

Mon 3/10

5:40 pm-3:45 pm

1 stop15h 05m

Faro

Wed 3/19

6:05 am-3:40 pm

1 stop16h 35m

$549

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Mon 12/9

4:40 pm-3:00 pm

1 stop14h 20m

Porto

Wed 2/5

6:15 am-1:06 pm

2 stops38h 51m

$627

San FranciscoFunchal

SFO - FNC

SFOFNC

San Francisco

Tue 12/3

1:50 pm-9:35 am

1 stop35h 45m

Funchal Madeira

Mon 12/9

10:20 am-11:50 am

1 stop33h 30m

$633

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 12/1

3:25 pm-5:30 pm

1 stop18h 05m

Lisbon Humberto Delgado

Sat 12/7

11:25 am-11:50 am

1 stop32h 25m

$654

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 1/15

5:30 pm-11:25 pm

2 stops21h 55m

Lisbon Humberto Delgado

Wed 5/14

12:30 pm-12:18 am

2 stops19h 48m

$655

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 2/17

8:30 am-11:25 pm

2 stops30h 55m

Lisbon Humberto Delgado

Tue 2/25

10:05 pm-1:06 pm

3 stops47h 01m

$656

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Mon 12/9

4:40 pm-3:00 pm

1 stop14h 20m

Porto

Sat 2/1

6:55 am-2:55 pm

1 stop16h 00m

$659

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Fri 1/10

7:25 pm-11:15 am

1 stop31h 50m

Porto

Sun 1/19

7:25 pm-4:25 pm

1 stop29h 00m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

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

What is the cheapest month to book a flight from San Francisco to Portugal?

Currently, December is the cheapest month in which you can book a flight from San Francisco to Portugal (average of $589). Flying from San Francisco to Portugal in June is currently the most expensive (average of $1,182). 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 PT?

Find hourly flight availability from San Francisco to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

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

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated November 20, 2024.
To help decide which airline to fly from San Francisco to Portugal, see what other customers have to say about British Airways, American Airlines and Air France. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Air Transat
7.8
Good
389 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,756 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 10

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 Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Portugal?

    For a flight from San Francisco to Portugal, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city.

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

    This flight path from San Francisco to Portugal was viewed by 93 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airlines for a one-way flight from San Francisco to Portugal are TAP AIR PORTUGAL ($362), KLM ($369), and Virgin Atlantic ($370).

  • What are the most popular routes from San Francisco to Portugal?

    The most popular flight routes from San Francisco to Portugal are San Francisco - Lisbon Humberto Delgado, San Francisco - Porto and San Francisco - Faro.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Portugal on time: TAP AIR PORTUGAL (73%), Etihad Airways (67%), JetBlue (66%).

  • What are the cheapest flights from San Francisco to Portugal?

    Looking at all options, your cheapest flight can be booked for $332. While the most popular route (San Francisco - Lisbon Humberto Delgado) can be booked for $521 on average our data indicates $1,574 when flying from San Francisco to Portugal.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Francisco to Portugal (average of $589). Flying from San Francisco to Portugal in June is currently the most expensive (average of $1,182). 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.

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Alternative routes for San Francisco to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from San Francisco to Portugal

Discover the top 10 airlines that operate flights from San Francisco to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$376Average$953FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$464Average$1,034FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$516Average$981FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$530Average$839FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$547Average$843FlexibilityNo cancel feeOn-time70%
DeltaCheapest$559Average$1,017FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$565Average$1,009FlexibilityNo cancel feeOn-time75%
VuelingCheapest$582Average$995FlexibilityNo cancel feeOn-time88%
Scandinavian AirlinesCheapest$596Average$697FlexibilityNo cancel feeOn-time77%
SWISSCheapest$614Average$915FlexibilityNo cancel feeOn-time79%
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