HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$753+ Cheap flights from San Jose (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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — OPO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$753
(Booking.com)
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 June 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/46:24 pmSJC - OPO
2 stops54h 56mMultiple Airlines
Wed 8/206:15 amOPO - SJC
2 stops23h 03mMultiple Airlines
Deal found 6/10$753
This KLM deal was found by Cheapflights users on 6/9. 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.
Mon 6/161:32 pmSJC - OPO
2 stops17h 58mKLM
Mon 6/236:25 pmOPO - SJC
2 stops29h 42mKLM
Deal found 6/9$1,179
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 6/174:59 pmSJC - OPO
2 stops21h 16mDelta
Wed 6/254:20 pmOPO - SJC
2 stops34h 11mDelta
Deal found 6/9$1,203
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:00 amSJC - OPO
2 stops15h 50mUnited Airlines
Fri 8/16:00 amOPO - SJC
2 stops39h 22mUnited Airlines
Deal found 6/10$1,209
This Air Canada deal was found by Cheapflights users on 6/9. 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.
Mon 6/166:26 pmSJC - OPO
2 stops54h 54mAir Canada
Tue 6/2412:50 pmOPO - SJC
2 stops36h 32mAir Canada
Deal found 6/9$1,513
This Ovago deal was found by Cheapflights users on 6/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2510:32 amSJC - OPO
2 stops25h 23mIberia
Thu 6/2610:00 pmOPO - SJC
2 stops32h 34mIberia
Deal found 6/12$1,555
This AranGrant deal was found by Cheapflights users on 6/10. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/241:00 pmSJC - OPO
2 stops23h 20mBritish Airways
Wed 9/38:15 amOPO - SJC
2 stops22h 28mBritish Airways
Deal found 6/10$3,851

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 June 12, 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

Mon 8/4

6:24 pm-9:20 am

2 stops54h 56m

Porto

Wed 8/20

6:15 am-9:18 pm

2 stops23h 03m

$753

San JosePorto

SJC - OPO

SJCOPO

San Jose

Fri 7/25

7:00 am-6:50 am

2 stops15h 50m

Porto

Fri 8/1

6:00 am-1:22 pm

2 stops39h 22m

$1,209

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 7/26

11:15 am-3:30 pm

2 stops20h 15m

Porto

Sat 8/2

6:05 am-6:14 pm

2 stops20h 09m

$1,344

San JosePorto

SJC - OPO

SJCOPO

San Jose

Wed 6/25

10:32 am-7:55 pm

2 stops25h 23m

Porto

Thu 6/26

10:00 pm-10:34 pm

2 stops32h 34m

$1,555

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 8/24

1:00 pm-8:20 pm

2 stops23h 20m

Porto

Wed 9/3

8:15 am-10:43 pm

2 stops22h 28m

$3,851

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 9/27

2:08 pm-3:55 pm

2 stops17h 47m

$763

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 6/28

6:24 pm-9:35 am

2 stops55h 11m

$877

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 6/28

7:00 am-9:35 am

3 stops18h 35m

$1,522

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 to Porto?

Currently, January is the cheapest month in which you can book a flight from San Jose to Porto (average of $523). Flying from San Jose to Porto in June is currently the most expensive (average of $1,047). 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose to Porto as you normally would.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from San Jose to Porto to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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.
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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.
Iberia
7.0
Good
2,776 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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

  • What are the cheapest airlines flying from San Jose to Porto round-trip?

    Currently priced at $1,179, KLM will fly you from San Jose to Porto and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $1,203 and $1,209, respectively.

  • 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 to Porto?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Porto (average of $523). Flying from San Jose to Porto in June is currently the most expensive (average of $1,047). 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 San Jose?

Book flights to San Jose if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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
San Diego to Lisbon flights
San Francisco to Porto flights
Las Vegas to Lisbon flights
Los Angeles to Porto flights
Sacramento to Lisbon flights
San Francisco to Lajes flights
Ontario to Lisbon flights
San Jose to Lisbon flights
San Diego to Porto flights
Los Angeles to Faro flights
Santa Ana to Lisbon flights
Oakland to Lisbon flights
San Francisco to Faro flights
San Francisco to Ponta Delgada flights
Santa Rosa to Lisbon flights
Los Angeles to Funchal flights
San Francisco to Funchal flights
Ontario to Porto flights
Los Angeles to Ponta Delgada flights
Reno to Lisbon flights
Los Angeles to Lajes flights
Las Vegas to Faro flights
Long Beach to Lisbon flights
Sacramento to Porto flights
Santa Ana to Porto flights
Palm Springs to Lisbon flights
Ontario to Faro flights
Burbank to Lisbon flights
San Jose to Ponta Delgada flights
San Francisco to Pico Island flights
San Francisco to Velas flights
San Jose to Faro flights
San Diego to Faro flights
Santa Barbara to Lisbon flights
Santa Ana to Faro flights
San Francisco to Horta flights
Fresno to Lisbon flights
San Jose to Lajes flights
San Jose to Funchal flights
San Diego to Ponta Delgada flights
Burbank to Faro flights
San Francisco to Santa Cruz da Graciosa flights
Oakland to Porto flights
San Francisco to Porto Santo flights
Ontario to Ponta Delgada flights
Los Angeles to Pico Island 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.