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$302+ Cheap flights from Portugal to San Francisco (SFO)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SFO
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Portugal to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Portugal (PT0) to San Francisco (SFO). 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 21, 2024.

Find flight deals from Portugal to San Francisco

Cheapest flights from Portugal to San Francisco
Explore the most affordable flight options available from Portugal to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/61:45 pmOPO - SFO
1 stop37h 00mLufthansa
Tue 12/108:35 pmSFO - OPO
2 stops17h 50mLufthansa
Deal found 11/20$638
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1512:30 pmOPO - SFO
1 stop15h 35mMultiple Airlines
Mon 12/307:25 pmSFO - OPO
1 stop15h 05mMultiple Airlines
Deal found 11/20$648
This United Airlines 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/105:00 amLIS - SFO
1 stop15h 35mUnited Airlines
Mon 2/1010:45 amSFO - LIS
1 stop13h 25mUnited Airlines
Deal found 11/20$655
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/105:00 amLIS - SFO
2 stops23h 07mAir Canada
Mon 2/107:00 amSFO - LIS
2 stops18h 20mAir Canada
Deal found 11/20$656
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/67:00 pmOPO - SFO
1 stop29h 25mSWISS
Tue 12/107:25 pmSFO - OPO
1 stop31h 50mSWISS
Deal found 11/20$658
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/61:55 pmLIS - SFO
2 stops34h 30mMultiple Airlines
Tue 12/108:30 amSFO - LIS
2 stops24h 05mMultiple Airlines
Deal found 11/20$659
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1611:05 amLIS - SFO
1 stop17h 06mBritish Airways
Mon 12/308:40 pmSFO - LIS
1 stop17h 15mBritish Airways
Deal found 11/19$665
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:30 amLIS - SFO
2 stops18h 35mDelta
Fri 2/2810:55 amSFO - LIS
2 stops22h 35mDelta
Deal found 11/20$667
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1811:55 amLIS - SFO
1 stop16h 55mLufthansa
Wed 1/11:35 pmSFO - LIS
1 stop15h 45mLufthansa
Deal found 11/19$677
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.
Sat 12/1412:25 pmOPO - SFO
2 stops29h 17mAmerican Airlines
Mon 12/3011:27 pmSFO - OPO
2 stops28h 18mAmerican Airlines
Deal found 11/19$681
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1411:15 amOPO - SFO
1 stop32h 35mDelta
Mon 12/303:25 pmSFO - OPO
1 stop35h 25mDelta
Deal found 11/19$683
This Virgin Atlantic 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1811:15 amLIS - SFO
2 stops21h 01mVirgin Atlantic
Tue 12/316:00 amSFO - LIS
2 stops19h 00mVirgin Atlantic
Deal found 11/19$689

Find flights from Portugal to San Francisco within your budget

Customize your flight search to find flights from Portugal to San Francisco 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 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Thu 1/16

8:00 pm-2:15 pm

1 stop26h 15m

San Francisco

Wed 1/29

4:35 pm-5:00 pm

1 stop16h 25m

$552

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Fri 12/6

1:45 pm-6:45 pm

1 stop37h 00m

San Francisco

Tue 12/10

8:35 pm-10:25 pm

2 stops17h 50m

$638

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Sun 12/15

12:30 pm-8:05 pm

1 stop15h 35m

San Francisco

Mon 12/30

7:25 pm-6:30 pm

1 stop15h 05m

$648

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 12/10

5:00 am-12:35 pm

1 stop15h 35m

San Francisco

Mon 2/10

10:45 am-8:10 am

1 stop13h 25m

$655

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Fri 1/10

6:00 am-9:32 am

2 stops35h 32m

San Francisco

Sun 1/19

8:30 am-12:05 pm

2 stops19h 35m

$655

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Wed 1/22

12:35 pm-11:50 am

1 stop31h 15m

San Francisco

Wed 1/29

9:21 am-10:50 am

2 stops17h 29m

$656

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 12/10

5:00 am-8:07 pm

2 stops23h 07m

San Francisco

Mon 2/10

7:00 am-9:20 am

2 stops18h 20m

$656

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 1/30

12:50 pm-3:40 pm

2 stops34h 50m

San Francisco

Mon 2/17

7:20 am-9:30 pm

2 stops30h 10m

$657

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Fri 12/6

7:00 pm-4:25 pm

1 stop29h 25m

San Francisco

Tue 12/10

7:25 pm-11:15 am

1 stop31h 50m

$658

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 1/30

5:30 am-1:10 pm

1 stop15h 40m

San Francisco

Thu 2/20

3:25 pm-3:10 pm

1 stop15h 45m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 56 results
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Best time to book a flight from Portugal to San Francisco

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

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

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

Currently, January is the cheapest month in which you can book a flight from Portugal to San Francisco (average of $276). Flying from Portugal to San Francisco in June is currently the most expensive (average of $381). 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 PT to SFO?

Find hourly flight availability from Portugal to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Portugal to San Francisco, 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 San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 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 San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated November 21, 2024.
See what other customers who have flown with United Airlines, Turkish Airlines and Lufthansa from Portugal to San Francisco have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Emirates
8.1
Very good
3,485 reviews
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Delta
8.0
Very good
8,758 reviews
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

KLM
7.8
Good
1,350 reviews
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Air Transat
7.8
Good
389 reviews
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Finnair
7.7
Good
1,300 reviews
Emirates
8.1
Very good
3,485 reviews

Entertainment

8.2

Comfort

8.0

Crew

8.3

Overall

8.1

Boarding

8.1

Food

7.9

Reviews

1 / 10

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Portugal to San Francisco. 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 into for flights to San Francisco from Portugal?

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

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

    This flight path from Portugal to San Francisco was viewed by 1 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 Portugal to San Francisco one-way?

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at $409. British Airways flights start at $563 while deals on TAP AIR PORTUGAL start at $596 one-way.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Portugal to San Francisco consider choosing Etihad Airways (68%), TAP AIR PORTUGAL (67%) or JetBlue (65%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Portugal to San Francisco is generally $1,349, our data shows the cheapest flight currently is $559. When looking at the most popular route, (Lisbon Humberto Delgado - San Francisco), you can expect to pay $543 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portugal to San Francisco (average of $276). Flying from Portugal to San Francisco in June is currently the most expensive (average of $381). 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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Top 9 airlines flying from Portugal to San Francisco

Discover the top 9 airlines that operate flights from Portugal to San Francisco. 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 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$528Average$705FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$565Average$830FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$593Average$698FlexibilityNo cancel feeOn-time70%
IberiaCheapest$613Average$814FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$613Average$944FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$659Average$862FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$678Average$813FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$679Average$869FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$689Average$764FlexibilityNo cancel feeOn-time71%
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