HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$368+ Cheap flights from San Jose, CA (SJC) to Portugal

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — LIS
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Portugal 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 Portugal

Cheapest flights from San Jose to Portugal
Explore the most affordable flight options available from San Jose to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This oojo deal was found by Cheapflights users on 1/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:47 pm
SJC
-
LIS
2 stops26h 23m
British Airways
Wed 4/2211:00 am
LIS
-
SJC
2 stops19h 59m
British Airways
Deal found 1/18$457
This oojo deal was found by Cheapflights users on 1/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:18 pm
SJC
-
LIS
2 stops22h 42m
British Airways
Wed 5/207:20 am
LIS
-
SJC
2 stops23h 39m
British Airways
Deal found 1/18$487
This KLM deal was found by Cheapflights users on 1/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/209:15 am
SJC
-
LIS
2 stops21h 20m
KLM
Tue 1/275:00 am
LIS
-
SJC
2 stops24h 28m
KLM
Deal found 1/19$502
This Finnair deal was found by Cheapflights users on 1/18. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:01 am
SJC
-
LIS
2 stops20h 54m
Multiple Airlines
Mon 3/164:10 pm
LIS
-
SJC
2 stops36h 11m
Multiple Airlines
Deal found 1/18$506
This oojo deal was found by Cheapflights users on 1/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/712:50 pm
SJC
-
LIS
2 stops25h 40m
British Airways
Fri 2/207:05 am
LIS
-
SJC
2 stops23h 26m
British Airways
Deal found 1/17$507
This Iberia deal was found by Cheapflights users on 1/18. 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.
Fri 1/306:00 am
SJC
-
LIS
2 stops27h 55m
Multiple Airlines
Thu 2/58:45 pm
LIS
-
SJC
2 stops32h 44m
Multiple Airlines
Deal found 1/18$513
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:49 am
SJC
-
LIS
2 stops29h 11m
British Airways
Tue 9/111:00 am
LIS
-
SJC
2 stops19h 25m
British Airways
Deal found 1/20$517
This oojo deal was found by Cheapflights users on 1/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/184:20 pm
SJC
-
LIS
2 stops17h 20m
British Airways
Wed 2/2512:55 pm
LIS
-
SJC
2 stops41h 36m
British Airways
Deal found 1/18$520
This United Airlines deal was found by Cheapflights users on 1/17. 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 4/86:30 am
SJC
-
LIS
2 stops20h 00m
United Airlines
Mon 4/1311:25 am
LIS
-
SJC
2 stops41h 42m
United Airlines
Deal found 1/17$521
This United Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 3/2310:55 pm
SJC
-
LIS
2 stops41h 35m
United Airlines
Wed 4/811:25 am
LIS
-
SJC
2 stops43h 11m
United Airlines
Deal found 1/19$522
This British Airways deal was found by Cheapflights users on 1/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:47 pm
SJC
-
LIS
2 stops37h 18m
British Airways
Wed 4/157:20 am
LIS
-
SJC
2 stops23h 39m
British Airways
Deal found 1/19$524
This KLM deal was found by Cheapflights users on 1/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:15 am
SJC
-
FAO
2 stops26h 05m
KLM
Thu 3/128:15 pm
FAO
-
SJC
2 stops28h 15m
KLM
Deal found 1/18$597

Find flight deals from San Jose to Portugal

Keep the following information in mind while searching for San Jose to Portugal flight deals. Data was last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$457
(oojo)

One-way from

$368
(oojo)

Popular in

June

Cheapest in

December
Provider with most accurate pricing for San Jose-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Lisbon Humberto Delgado flights.
Search Deals
From San Jose to Portugal
Search Deals
One-way flight from San Jose to Portugal
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($170 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Portugal 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 January 20, 2026.
Use the filters below to find and compare flights from San Jose to Portugal that are best for you.

Fly from

San Jose

Fly to

Portugal

Route

Depart

Return

Price

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Mon 2/23

4:20 pm-6:55 pm

2 stops18h 35m

Lisbon Humberto Delgado

Wed 3/4

6:35 pm-10:31 pm

2 stops35h 56m

$457

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Tue 4/14

4:18 pm-10:05 am

2 stops33h 47m

Lisbon Humberto Delgado

Thu 4/23

11:05 am-10:59 pm

2 stops19h 54m

$457

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Mon 3/9

11:01 am-2:55 pm

2 stops20h 54m

Lisbon Humberto Delgado

Mon 3/16

4:10 pm-9:21 pm

2 stops36h 11m

$506

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Wed 3/4

2:07 pm-9:50 pm

2 stops23h 43m

Lisbon Humberto Delgado

Tue 3/10

7:40 pm-10:32 pm

2 stops33h 52m

$520

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Wed 4/8

6:30 am-10:30 am

2 stops20h 00m

Lisbon Humberto Delgado

Mon 4/13

11:25 am-9:07 pm

2 stops41h 42m

$521

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Fri 1/30

6:00 am-10:25 pm

2 stops32h 25m

Lisbon Humberto Delgado

Tue 2/24

7:40 pm-9:30 pm

2 stops33h 50m

$524

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Thu 4/9

12:47 pm-10:05 am

2 stops37h 18m

Lisbon Humberto Delgado

Wed 4/15

7:20 am-10:59 pm

2 stops23h 39m

$524

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Thu 4/9

7:00 am-2:55 pm

2 stops23h 55m

Lisbon Humberto Delgado

Wed 4/15

5:00 am-4:59 pm

2 stops19h 59m

$527

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Sun 3/22

10:55 pm-11:30 pm

2 stops41h 35m

Lisbon Humberto Delgado

Wed 4/8

11:25 am-10:36 pm

2 stops43h 11m

$530

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Mon 3/23

10:55 pm-11:30 pm

2 stops41h 35m

Lisbon Humberto Delgado

Fri 4/10

5:05 am-10:36 pm

2 stops25h 31m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Jose to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from San Jose, California to Portugal (average of $469). Flying from San Jose, California to Portugal in June is currently the most expensive (average of $761). 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 San Jose to Portugal. 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 from for flights from San Jose to Portugal?

    For a flight from San Jose to Portugal, you will be flying from San Jose. San Jose (SJC) is just 2.9 mi from the center of the city.

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

    Departing from San Jose, California to Portugal will take you 18h 35m. Airlines will cover a distance of 5658 mi. This flight may include one or multiple stops.

  • What are the most popular routes from San Jose, California to Portugal?

    While some choose either San Jose - Porto or San Jose - Funchal Madeira, San Jose - Lisbon Humberto Delgado is the most popular route from San Jose, California to Portugal.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Jose, California to Portugal (average of $469). Flying from San Jose, California to Portugal in June is currently the most expensive (average of $761). 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.

Alternative routes for San Jose to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to Istanbul flights
Los Angeles to Gatwick flights
Los Angeles to London City flights
San Francisco to Gatwick flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Madrid flights
Los Angeles to Dublin flights
San Francisco to Lisbon flights
Los Angeles to Orly flights
Los Angeles to Stansted flights
Los Angeles to Frankfurt flights
San Francisco to Istanbul flights
San Francisco to Dublin flights
San Francisco to London City flights
Los Angeles to Amsterdam flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Lisbon flights
San Francisco to Amsterdam flights
San Diego to Heathrow flights
San Francisco to Orly flights
San Francisco to Stansted flights
San Francisco to Madrid flights
San Francisco to Frankfurt flights
San Francisco to Athens flights
Ontario to Heathrow flights
San Francisco to Zurich flights
Los Angeles to Athens flights
Las Vegas to Heathrow flights
San Francisco to Malpensa flights
San Francisco to Copenhagen flights
Los Angeles to Zurich flights
Los Angeles to Copenhagen flights
Los Angeles to Malpensa flights
Ontario to Charles de Gaulle flights
San Francisco to Munich flights
Los Angeles to Beauvais-Tille flights
Ontario to Palma de Mallorca flights
San Francisco to Linate flights
Santa Ana to Charles de Gaulle flights
Los Angeles to Luton flights
Ontario to Leonardo da Vinci/Fiumicino flights
Santa Ana to Leonardo da Vinci/Fiumicino flights
Los Angeles to Sabiha Gokcen flights
San Jose to Charles de Gaulle 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.