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$456+ Cheap flights from San Jose (SJC) to Porto (OPO)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — OPO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$567
(United Airlines)

One-way from

$456
(Iberia)
From San Jose to Porto
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One-way flight from San Jose to Porto
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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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 12/39:50 amSJC - OPO
2 stops16h 40mDelta
Sun 12/711:25 amOPO - SJC
2 stops19h 31mDelta
Deal found 9/10$627
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 12/38:45 amSJC - OPO
2 stops22h 40mUnited Airlines
Sun 12/712:30 pmOPO - SJC
2 stops57h 02mUnited Airlines
Deal found 9/8$641
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/298:45 amSJC - OPO
2 stops30h 05mLufthansa
Tue 10/2111:05 amOPO - SJC
2 stops42h 01mLufthansa
Deal found 9/9$706
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:45 amSJC - OPO
2 stops22h 00mLufthansa
Thu 12/182:05 pmOPO - SJC
2 stops39h 12mLufthansa
Deal found 9/10$708
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:55 pmSJC - OPO
2 stops34h 35mUnited Airlines
Fri 10/3112:30 pmOPO - SJC
2 stops40h 58mUnited Airlines
Deal found 9/9$792
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:53 pmSJC - OPO
2 stops42h 22mMultiple Airlines
Fri 11/78:20 amOPO - SJC
2 stops22h 36mMultiple Airlines
Deal found 9/9$861
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:30 amSJC - OPO
2 stops20h 55mMultiple Airlines
Fri 10/316:00 amOPO - SJC
3 stops23h 30mMultiple Airlines
Deal found 9/9$1,070
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:35 amSJC - OPO
3 stops32h 20mMultiple Airlines
Sat 9/279:25 amOPO - SJC
3 stops33h 20mMultiple Airlines
Deal found 9/10$1,309
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:35 amSJC - OPO
3 stops32h 10mMultiple Airlines
Fri 9/2610:45 amOPO - SJC
3 stops32h 00mMultiple Airlines
Deal found 9/10$1,346
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:30 amSJC - OPO
2 stops49h 15mUnited Airlines
Thu 9/2512:10 pmOPO - SJC
2 stops42h 14mUnited Airlines
Deal found 9/9$1,363

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 September 11, 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

Sun 2/8

8:40 am-3:15 pm

2 stops22h 35m

Porto

Fri 2/20

6:00 am-9:11 pm

2 stops23h 11m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Wed 2/11

8:40 am-3:25 pm

2 stops22h 45m

Porto

Fri 2/20

6:00 am-5:43 pm

2 stops19h 43m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Wed 2/11

8:40 am-3:25 pm

2 stops22h 45m

Porto

Wed 2/18

6:00 am-5:43 pm

2 stops19h 43m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Tue 2/10

8:40 am-2:45 pm

2 stops22h 05m

Porto

Fri 2/20

6:00 am-9:11 pm

2 stops23h 11m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 2/8

8:40 am-3:15 pm

2 stops22h 35m

Porto

Thu 2/19

6:00 am-5:43 pm

2 stops19h 43m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Wed 2/11

8:40 am-3:25 pm

2 stops22h 45m

Porto

Thu 2/19

6:00 am-5:43 pm

2 stops19h 43m

$567

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 2/7

4:00 pm-3:15 pm

2 stops39h 15m

Porto

Fri 2/20

6:00 am-5:43 pm

2 stops19h 43m

$573

San JosePorto

SJC - OPO

SJCOPO

San Jose

Mon 2/9

4:00 pm-2:45 pm

2 stops38h 45m

Porto

Fri 2/20

6:00 am-9:11 pm

2 stops23h 11m

$573

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 2/8

8:40 am-3:15 pm

2 stops22h 35m

Porto

Tue 2/17

6:00 am-5:43 pm

2 stops43h 43m

$574

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sat 2/7

4:00 pm-3:15 pm

2 stops39h 15m

Porto

Tue 2/17

6:00 am-5:43 pm

2 stops43h 43m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 22 results
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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 $1,027). 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 September 11, 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.

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 to Porto?

    There are many flights that can get you from San Jose to Porto in 22h 35m. Fly via United Airlines to get the fastest option. The distance between San Jose and Porto is about 5561 mi.

  • 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 $1,027). 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

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