HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portimão

$314+ Cheap flights from San Francisco (SFO) to Portimão, 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — FAO
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Portimão with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Portimão

Keep the following information in mind while searching for San Francisco to Portimão flight deals. Data was last updated julio 31, 2025.

Round-trip from

$473
(oojo)

One-way from

$314
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$1,412
From San Francisco to Portimão
Search Deals
One-way flight from San Francisco to Portimão
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($329 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from San Francisco to Portimão

Cheapest flights from San Francisco to Portimão
Explore the most affordable flight options available from San Francisco to Portimão. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/14:40 pmSFO - FAO
2 stops33h 05mScandinavian Airlines
mié. 12/1010:35 amFAO - SFO
2 stops36h 00mScandinavian Airlines
Deal found 7/30$473
This Mytrip deal was found by Cheapflights users on 7/30. 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.
lun. 9/228:30 amSFO - FAO
2 stops23h 35mMultiple Airlines
mar. 10/74:30 pmFAO - SFO
2 stops28h 10mMultiple Airlines
Deal found 7/30$598
This Sembo deal was found by Cheapflights users on 7/29. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/224:20 pmSFO - FAO
1 stop23h 30mTAP AIR PORTUGAL
mar. 10/76:15 pmFAO - SFO
1 stop28h 20mTAP AIR PORTUGAL
Deal found 7/29$603
This British Airways deal was found by Cheapflights users on 7/29. 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.
jue. 10/306:30 pmSFO - FAO
1 stop35h 20mBritish Airways
jue. 11/137:40 pmFAO - SFO
1 stop27h 20mBritish Airways
Deal found 7/29$741
This American Airlines deal was found by Cheapflights users on 7/30. 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.
jue. 10/308:08 amSFO - FAO
2 stops26h 22mAmerican Airlines
jue. 11/137:40 pmFAO - SFO
1 stop31h 05mAmerican Airlines
Deal found 7/30$782
This Iberia deal was found by Cheapflights users on 7/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:20 pmSFO - FAO
1 stop33h 30mIberia
vie. 9/2612:30 pmFAO - SFO
2 stops40h 20mIberia
Deal found 7/30$795
This Gurufare deal was found by Cheapflights users on 7/31. 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.
mié. 9/35:40 pmSFO - FAO
1 stop17h 20mAer Lingus
mié. 9/1711:40 amFAO - SFO
1 stop36h 15mAer Lingus
Deal found 7/31$847

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Portimão 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 2,558,603 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from San Francisco to Portimão that are best for you.

Fly from

San Francisco

Fly to

Portimão

Route

Depart

Return

Price

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

lun. 12/1

4:40 pm-9:45 am

2 stops33h 05m

Faro

mié. 12/10

10:35 am-2:35 pm

2 stops36h 00m

$473

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

lun. 9/22

8:30 am-4:05 pm

2 stops23h 35m

Faro

mar. 10/7

4:30 pm-12:40 pm

2 stops28h 10m

$598

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

lun. 9/22

4:20 pm-11:50 pm

1 stop23h 30m

Faro

mar. 10/7

6:15 pm-2:35 pm

1 stop28h 20m

$603

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

jue. 10/30

6:30 pm-12:50 pm

1 stop35h 20m

Faro

jue. 11/13

7:40 pm-3:00 pm

1 stop27h 20m

$741

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

jue. 10/30

8:08 am-5:30 pm

2 stops26h 22m

Faro

jue. 11/13

7:40 pm-6:45 pm

1 stop31h 05m

$782

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

mié. 9/17

6:20 pm-11:50 am

1 stop33h 30m

Faro

vie. 9/26

12:30 pm-8:50 pm

2 stops40h 20m

$795

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

mié. 9/3

5:40 pm-7:00 pm

1 stop17h 20m

Faro

mié. 9/17

11:40 am-3:55 pm

1 stop36h 15m

$847

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

mié. 9/3

6:00 am-8:00 am

3 stops42h 00m

$314

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

mié. 9/3

4:30 pm-6:50 pm

1 stop18h 20m

$381

San FranciscoFaro

SFO - FAO

SFOFAO

San Francisco

vie. 10/31

8:10 pm-10:25 am

1 stop31h 15m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 16 results
1
2

Best time to book a flight from San Francisco to Portimão

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

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

Currently, November is the cheapest month in which you can book a flight from San Francisco to Portimão (average of $628). Flying from San Francisco to Portimão in June is currently the most expensive (average of $1,329). 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 P0T?

Find hourly flight availability from San Francisco to Portimão. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

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

Reviews of airlines servicing Portimão

Get insights into the airlines that provide service to Portimão. 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 Portimão. Reviews last updated julio 31, 2025.
Read through reviews of airlines operating flights from San Francisco to Portimão, such as Delta, SWISS, and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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.
Scandinavian Airlines
7.4
Good
1,457 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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.
TAP AIR PORTUGAL
7.1
Good
1,933 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

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 Portimão. 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 Portimão?

    Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Portimão. On average, San Francisco has 0 outbound flights to Portimão per day from 3 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

    $381 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and SWISS, with prices starting from $448 and $817, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Francisco to Portimão (average of $628). Flying from San Francisco to Portimão in June is currently the most expensive (average of $1,329). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco to Portimão

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Lisbon flights
Los Angeles to Lisbon flights
Los Angeles to Porto flights
San Diego to Lisbon flights
San Francisco to Porto flights
Ontario to Porto flights
Sacramento to Lisbon flights
Ontario to Lisbon flights
San Jose to Lisbon flights
Santa Ana to Lisbon flights
San Francisco to Faro flights
Los Angeles to Faro flights
Santa Ana to Porto flights
Burbank to Porto flights
San Francisco to Ponta Delgada flights
Las Vegas to Lisbon flights
San Francisco to Funchal flights
Oakland to Lisbon flights
Reno to Lisbon flights
San Francisco to Lajes flights
Long Beach to Lisbon flights
Ontario to Faro flights
Los Angeles to Funchal flights
San Diego to Porto flights
Los Angeles to Ponta Delgada flights
San Jose to Porto flights
Santa Rosa to Lisbon flights
Burbank to Lisbon flights
Santa Barbara to Lisbon flights
Santa Ana to Faro flights
San Diego to Faro flights
Sacramento to Porto flights
San Jose to Funchal flights
Fresno to Lisbon flights
San Francisco to Velas flights
Palm Springs to Lisbon flights
Los Angeles to Lajes flights
San Jose to Faro flights
Monterey to Lisbon flights
Oakland to Porto flights
Yuma to Lisbon flights
San Jose to Ponta Delgada flights
Oakland to Ponta Delgada flights
Oakland to Faro flights
Las Vegas to Faro flights
Las Vegas to Funchal flights
Sacramento to Lajes flights
Oakland to Lajes flights

Top 3 airlines flying from San Francisco to Portimão

Discover the top 3 airlines that operate flights from San Francisco to Portimão. 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 2,558,603 searches. Data last updated julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$655Average$842FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$729Average$878FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$978Average$1,269FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.