HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Jose

$417+ Cheap flights from Portugal to San Jose, CA (SJC)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SJC
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portugal to San Jose 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 Portugal to San Jose

Cheapest flights from Portugal to San Jose
Explore the most affordable flight options available from Portugal to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This United Airlines deal was found by Cheapflights users on 3/18. 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 4/2211:25 am
LIS
-
SJC
2 stops43h 16m
United Airlines
Wed 4/293:45 pm
SJC
-
LIS
2 stops34h 45m
United Airlines
Deal found 3/18$788
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Thu 11/1911:55 am
LIS
-
SJC
2 stops18h 41m
United Airlines
Mon 11/236:40 am
SJC
-
LIS
2 stops19h 35m
United Airlines
Deal found 3/19$797
This Delta deal was found by Cheapflights users on 3/18. 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.
Thu 4/29:50 am
LIS
-
SJC
2 stops20h 12m
Delta
Tue 4/73:37 pm
SJC
-
LIS
2 stops18h 13m
Delta
Deal found 3/18$829
This Ovago deal was found by Cheapflights users on 3/21. 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.
Mon 4/207:10 am
LIS
-
SJC
2 stops35h 00m
British Airways
Mon 4/276:00 am
SJC
-
LIS
2 stops25h 45m
British Airways
Deal found 3/21$896
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Thu 5/77:25 am
LIS
-
SJC
2 stops22h 07m
United Airlines
Thu 5/148:45 am
SJC
-
LIS
2 stops20h 55m
United Airlines
Deal found 3/22$978
This Air Canada deal was found by Cheapflights users on 3/18. 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.
Wed 4/221:00 pm
LIS
-
SJC
3 stops32h 35m
Multiple Airlines
Wed 4/296:30 am
SJC
-
LIS
2 stops18h 50m
Multiple Airlines
Deal found 3/18$1,253
This Cheapflightsfares deal was found by Cheapflights users on 3/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:20 am
LIS
-
SJC
2 stops18h 40m
Multiple Airlines
Tue 8/42:35 pm
SJC
-
LIS
2 stops17h 30m
Multiple Airlines
Deal found 3/22$1,352
This Cheapflightsfares deal was found by Cheapflights users on 3/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:10 am
LIS
-
SJC
2 stops18h 50m
Multiple Airlines
Mon 7/272:35 pm
SJC
-
LIS
2 stops17h 30m
Multiple Airlines
Deal found 3/19$1,354
This Iberia deal was found by Cheapflights users on 3/18. 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.
Thu 4/29:15 pm
LIS
-
SJC
2 stops32h 06m
Iberia
Tue 4/711:00 am
SJC
-
LIS
2 stops25h 05m
Iberia
Deal found 3/18$1,561

Find flight deals from Portugal to San Jose

Keep the following information in mind while searching for Portugal to San Jose flight deals. Data was last updated March 23, 2026.

Round-trip from

$788
(United Airlines)

One-way from

$417
(Kiwi.com)
From Portugal to San Jose
Search Deals
One-way flight from Portugal to San Jose
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to San Jose 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 March 23, 2026.
Use the filters below to find and compare flights from Portugal to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Wed 4/22

11:25 am-10:41 pm

2 stops43h 16m

San Jose

Wed 4/29

3:45 pm-10:30 am

2 stops34h 45m

$788

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Thu 4/2

9:50 am-10:02 pm

2 stops20h 12m

San Jose

Tue 4/7

3:37 pm-5:50 pm

2 stops18h 13m

$829

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Thu 5/7

7:25 am-9:32 pm

2 stops22h 07m

San Jose

Thu 5/14

8:45 am-1:40 pm

2 stops20h 55m

$978

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Wed 4/22

1:00 pm-1:35 pm

3 stops32h 35m

San Jose

Wed 4/29

6:30 am-9:20 am

2 stops18h 50m

$1,253

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Tue 7/21

7:10 am-6:00 pm

2 stops18h 50m

San Jose

Mon 7/27

2:35 pm-4:05 pm

2 stops17h 30m

$1,352
Quickest round-trip

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Wed 7/1

7:20 am-6:00 pm

2 stops18h 40m

San Jose

Tue 8/4

2:35 pm-4:05 pm

2 stops17h 30m

$1,352

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Fri 4/3

11:05 am-9:21 pm

2 stops42h 16m

San Jose

Tue 4/7

2:02 pm-6:25 pm

2 stops20h 23m

$2,747

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Fri 4/3

7:40 am-9:33 pm

2 stops21h 53m

San Jose

Tue 4/7

7:15 am-11:15 am

2 stops20h 00m

$4,759
Cheapest one-way

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Mon 5/18

6:45 pm-6:36 pm

2 stops31h 51m

$516

LisbonSan Jose

LIS - SJC

LISSJC

Lisbon Humberto Delgado

Fri 8/7

7:20 am-9:56 pm

2 stops46h 36m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Portugal to San Jose

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

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

Currently, March is the cheapest month in which you can book a flight from Portugal to San Jose, California (average of $558). Flying from Portugal to San Jose, California in August is currently the most expensive (average of $679). 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.

Related info for your journey

Find useful and relevant information for your journey from Portugal to San Jose. 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 into for flights to San Jose from Portugal?

    Located just 2.9 mi from the city center, San Jose (SJC) is the airport most travelers will use when flying to San Jose from Portugal.

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

    There are many flights that can get you from Portugal to San Jose, California in 20h 12m. Fly via United Airlines or Delta to get the fastest option. There are 5658 mi between Portugal and San Jose, California. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Portugal to San Jose, California (average of $558). Flying from Portugal to San Jose, California in August is currently the most expensive (average of $679). 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.

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.