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$428+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — OPO
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$885
(Mytrip)

One-way from

$428
(Delta)
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 July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/27. 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 12/76:00 amOPO - SJC
2 stops19h 51mUnited Airlines
Deal found 7/27$667
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:00 amSJC - OPO
3 stops33h 00mMultiple Airlines
Fri 9/196:00 amOPO - SJC
3 stops33h 20mMultiple Airlines
Deal found 7/29$885
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:35 pmSJC - OPO
2 stops18h 55mDelta
Thu 9/256:30 amOPO - SJC
2 stops23h 41mDelta
Deal found 7/29$917
This KLM deal was found by Cheapflights users on 7/27. 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 7/281:28 pmSJC - OPO
2 stops18h 07mKLM
Mon 8/49:20 amOPO - SJC
2 stops20h 52mKLM
Deal found 7/27$990
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/102:35 pmSJC - OPO
2 stops17h 20mIberia
Mon 8/1110:00 pmOPO - SJC
2 stops32h 39mIberia
Deal found 7/29$1,611
This Air Canada deal was found by Cheapflights users on 7/27. 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.
Sun 8/172:31 pmSJC - OPO
3 stops35h 04mAir Canada
Sat 8/2310:00 amOPO - SJC
3 stops31h 51mAir Canada
Deal found 7/27$2,244

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 July 29, 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

Fri 9/12

6:00 am-11:00 pm

3 stops33h 00m

Porto

Fri 9/19

6:00 am-7:20 am

3 stops33h 20m

$885

San JosePorto

SJC - OPO

SJCOPO

San Jose

Thu 9/11

6:30 am-11:15 am

2 stops20h 45m

Porto

Thu 9/18

12:10 pm-10:40 pm

2 stops42h 30m

$1,117

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 8/10

2:35 pm-3:55 pm

2 stops17h 20m

Porto

Mon 8/11

10:00 pm-9:04 pm

2 stops31h 04m

$1,789

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 8/17

2:31 pm-9:35 am

3 stops35h 04m

Porto

Sat 8/23

10:00 am-9:51 am

3 stops31h 51m

$2,244

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 8/10

11:15 am-3:30 pm

2 stops20h 15m

$428

San JosePorto

SJC - OPO

SJCOPO

San Jose

Sun 8/10

7:00 am-6:55 am

2 stops15h 55m

$1,118

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 $1,033). 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 July 29, 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.

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 July 29, 2025.
Read through reviews of airlines operating flights from San Jose to Porto, such as Delta, United Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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.
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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.
Air Canada
7.1
Good
9,826 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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.
Iberia
7.0
Good
2,859 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

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 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 $1,117, United Airlines will fly you from San Jose to Porto and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and Air Canada - these airlines can fly you to your destination from $1,789 and $2,244, 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 $1,033). 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
Coimbra
Matosinhos

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