HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$708+ Cheap flights from San Jose, CA (SJC) to Porto (OPO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — OPO
dic. 13 — dic. 201
sáb. 12/13
sáb. 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Porto 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 Jose to Porto

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Porto (OPO). 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 noviembre 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$708
(Lufthansa)
Provider with most accurate pricing for San Jose-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Porto flights.
Search Deals
From San Jose to Porto
Search Deals

Find flight deals from San Jose to Porto

Cheapest flights from San Jose to Porto
Explore the most affordable flight options available from San Jose to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 13, 2025.

This Lufthansa deal was found by Cheapflights users on 11/11. 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.
mié. 12/38:45 amSJC - OPO
2 stops20h 30mLufthansa
dom. 12/74:15 pmOPO - SJC
2 stops37h 12mLufthansa
Deal found 11/11$708
This Delta deal was found by Cheapflights users on 11/10. 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.
mié. 12/35:45 amSJC - OPO
2 stops20h 45mDelta
dom. 12/711:15 amOPO - SJC
2 stops40h 03mDelta
Deal found 11/10$950
This Delta deal was found by Cheapflights users on 11/11. 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.
lun. 11/245:45 amSJC - OPO
2 stops20h 45mDelta
jue. 11/276:35 amOPO - SJC
2 stops22h 00mDelta
Deal found 11/11$1,360
This United Airlines deal was found by Cheapflights users on 11/13. 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.
mié. 12/242:29 pmSJC - OPO
2 stops61h 11mUnited Airlines
mié. 12/316:00 amOPO - SJC
2 stops23h 16mUnited Airlines
Deal found 11/13$1,815
This Expedia deal was found by Cheapflights users on 11/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/2610:53 amSJC - OPO
2 stops36h 47mMultiple Airlines
vie. 1/26:30 amOPO - SJC
2 stops22h 34mMultiple Airlines
Deal found 11/11$2,303
This Delta deal was found by Cheapflights users on 11/13. 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.
mié. 11/266:25 amSJC - OPO
2 stops20h 05mDelta
sáb. 11/296:00 amOPO - SJC
2 stops22h 35mDelta
Deal found 11/13$2,368
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/277:07 pmSJC - OPO
2 stops54h 43mMultiple Airlines
sáb. 1/34:10 pmOPO - SJC
2 stops49h 12mMultiple Airlines
Deal found 11/12$2,403

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Porto 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 noviembre 13, 2025.
Use the filters below to find and compare flights from San Jose to Porto that are best for you.

Fly from

San Jose

Fly to

Porto

Route

Depart

Return

Price

San JosePorto

SJC - OPO

SJCOPO

San Jose

mié. 12/3

8:45 am-1:15 pm

2 stops20h 30m

Porto

dom. 12/7

4:15 pm-9:27 pm

2 stops37h 12m

$708

San JosePorto

SJC - OPO

SJCOPO

San Jose

vie. 2/20

11:01 am-7:00 pm

2 stops23h 59m

Porto

jue. 2/26

8:40 pm-9:31 pm

2 stops32h 51m

$860

San JosePorto

SJC - OPO

SJCOPO

San Jose

vie. 2/20

8:50 am-2:45 pm

2 stops21h 55m

Porto

jue. 2/26

6:00 am-9:06 pm

2 stops23h 06m

$903

San JosePorto

SJC - OPO

SJCOPO

San Jose

mié. 12/3

5:45 am-10:30 am

2 stops20h 45m

Porto

dom. 12/7

11:15 am-7:18 pm

2 stops40h 03m

$950

San JosePorto

SJC - OPO

SJCOPO

San Jose

lun. 11/24

5:45 am-10:30 am

2 stops20h 45m

Porto

jue. 11/27

6:35 am-8:35 pm

2 stops22h 00m

$1,360

San JosePorto

SJC - OPO

SJCOPO

San Jose

mié. 12/24

2:29 pm-11:40 am

2 stops61h 11m

Porto

mié. 12/31

6:00 am-9:16 pm

2 stops23h 16m

$1,815

San JosePorto

SJC - OPO

SJCOPO

San Jose

sáb. 3/14

2:53 pm-7:15 pm

2 stops21h 22m

Porto

dom. 3/29

9:25 pm-8:46 pm

2 stops31h 21m

$1,873

San JosePorto

SJC - OPO

SJCOPO

San Jose

dom. 3/15

6:10 am-7:40 am

2 stops18h 30m

Porto

dom. 3/29

9:25 pm-6:38 pm

2 stops29h 13m

$2,014

San JosePorto

SJC - OPO

SJCOPO

San Jose

dom. 3/15

7:00 am-3:25 pm

2 stops25h 25m

Porto

lun. 3/30

5:00 am-4:20 pm

2 stops19h 20m

$2,160

San JosePorto

SJC - OPO

SJCOPO

San Jose

vie. 3/13

9:45 am-3:25 pm

2 stops22h 40m

Porto

lun. 3/30

5:00 am-4:20 pm

2 stops19h 20m

$2,215

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Jose to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to Porto in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose, California-Porto flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Jose, California-Porto flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Jose, California-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose, California-Porto flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose, California-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Jose to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from San Jose 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 Jose to Porto

What is the cheapest month to book a flight from San Jose, California to Porto?

Currently, January is the cheapest month in which you can book a flight from San Jose, California to Porto (average of $535). Flying from San Jose, California to Porto in July is currently the most expensive (average of $805). 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 SJC to OPO?

Find hourly flight availability from San Jose to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 13, 2025.

When flying from San Jose, California to Porto, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Jose, California to Porto?

    Lufthansa, United Airlines, and Delta can get you from San Jose, California to Porto in just under 20h 30m. Your travel time can differ by up to 1h 25m. There are 5561 mi between San Jose, California and Porto. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from San Jose to Porto that include hotel bookings?

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

  • How can I find direct flights from San Jose to Porto?

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

  • Can I find deals for business class flights from San Jose to Porto?

    Yes. Cheapflights offers flight deals from San Jose to Porto 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 Jose, California to Porto?

    Currently, January is the cheapest month in which you can book a flight from San Jose, California to Porto (average of $535). Flying from San Jose, California to Porto in July is currently the most expensive (average of $805). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra
Vila Nova de Gaia

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 Jose to Porto

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
Santa Ana to Lisbon flights
Los Angeles to Ponta Delgada flights
San Diego to Lisbon flights
Ontario to Lisbon flights
San Francisco to Porto flights
San Francisco to Ponta Delgada flights
Los Angeles to Porto flights
Las Vegas to Lisbon flights
San Jose to Lisbon flights
Sacramento to Lisbon flights
Oakland to Lisbon flights
San Diego to Porto flights
Los Angeles to Funchal flights
Sacramento to Porto flights
San Francisco to Faro flights
Los Angeles to Faro flights
Reno to Lisbon flights
Burbank to Lisbon flights
San Francisco to Lajes flights
Ontario to Porto flights
Santa Ana to Porto flights
San Francisco to Funchal flights
Long Beach to Lisbon flights
Palm Springs to Lisbon flights
San Diego to Faro flights
San Jose to Faro flights
Los Angeles to Lajes flights
Fresno to Lisbon flights
San Jose to Funchal flights
Las Vegas to Faro flights
Oakland to Faro flights
San Diego to Ponta Delgada flights
Ontario to Faro flights
San Francisco to Horta flights
Santa Rosa to Lisbon flights
Monterey to Lisbon flights
Santa Barbara to Lisbon flights
Oakland to Funchal flights
Las Vegas to Funchal flights
Oakland to Porto flights
Burbank to Porto flights
Los Angeles to Horta flights
Santa Ana to Faro flights
Yuma to Lisbon flights
Long Beach to Faro flights
Burbank to Faro flights

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.