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$255+ Cheap flights from Portugal to California

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LAX
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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Cheap flight deals from Portugal to California

Keep the following information in mind while searching for Portugal to California flight deals. Data was last updated February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$522
(Kiwi.com)

One-way from

$255
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$768

Good round-trip deal

$683 or less

Good one-way deal

$609 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Los Angeles flight deals.
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From Portugal to California
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One-way flight from Portugal to California
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Highest demand for flights based on searches. 16% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Portugal to California.
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Price to beat on a one-way flight from Portugal to California.
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Find flight deals from Portugal to California

Cheapest flights from Portugal to California
Explore the most affordable flight options available from Portugal to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/98:50 amOPO - LAS
1 stop19h 40mAir Transat
Tue 3/2510:35 pmLAS - OPO
1 stop25h 30mAir Transat
Deal found 2/20$522
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/174:05 pmOPO - SFO
2 stops32h 20mMultiple Airlines
Mon 3/317:30 pmSFO - OPO
2 stops18h 55mMultiple Airlines
Deal found 2/20$535
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:10 pmLIS - SFO
3 stops34h 35mMultiple Airlines
Sun 5/117:30 pmSFO - LIS
2 stops18h 45mMultiple Airlines
Deal found 2/20$538
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:00 pmOPO - LAX
2 stops44h 55mMultiple Airlines
Tue 4/86:50 pmLAX - OPO
1 stop30h 00mMultiple Airlines
Deal found 2/20$571
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/99:40 amLIS - LAS
1 stop18h 50mMultiple Airlines
Mon 3/2411:25 pmLAS - LIS
1 stop25h 30mMultiple Airlines
Deal found 2/20$604
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2111:05 amLIS - SFO
1 stop18h 47mBritish Airways
Thu 4/34:20 pmSFO - LIS
1 stop15h 05mBritish Airways
Deal found 2/20$615
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:35 amLIS - SFO
2 stops24h 34mAmerican Airlines
Mon 5/55:49 pmSFO - LIS
2 stops21h 21mAmerican Airlines
Deal found 2/20$617
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:15 amOPO - SFO
2 stops20h 43mAmerican Airlines
Wed 5/2111:57 pmSFO - OPO
2 stops27h 43mAmerican Airlines
Deal found 2/20$633
This British Airways deal was found by Cheapflights users on 2/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:30 pmOPO - SFO
1 stop29h 30mBritish Airways
Mon 3/314:20 pmSFO - OPO
1 stop19h 30mBritish Airways
Deal found 2/20$648
This StudentUniverse deal was found by Cheapflights users on 2/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:15 amLIS - SFO
1 stop18h 00mFinnair
Tue 5/277:20 pmSFO - LIS
1 stop19h 40mFinnair
Deal found 2/20$658
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/208:50 amOPO - LAS
1 stop20h 23mMultiple Airlines
Sat 4/59:00 amLAS - OPO
1 stop15h 05mMultiple Airlines
Deal found 2/20$662
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1712:25 pmOPO - SFO
1 stop15h 40mUnited Airlines
Mon 3/316:00 amSFO - OPO
1 stop19h 45mUnited Airlines
Deal found 2/20$663

Find flights from Portugal to California within your budget

Customize your flight search to find flights from Portugal to California 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 February 21, 2025.

Fly from

Portugal

Fly to

California

Route

Depart

Return

Price

PortoLas Vegas

OPO - LAS

OPOLAS

Porto

Sun 3/9

8:50 am-8:30 pm

1 stop19h 40m

Las Vegas Harry Reid Intl

Tue 3/25

10:35 pm-7:05 am

1 stop25h 30m

$522

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Mon 3/17

4:05 pm-5:25 pm

2 stops32h 20m

San Francisco

Mon 3/31

7:30 pm-10:25 pm

2 stops18h 55m

$535

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 4/29

7:10 pm-9:45 pm

3 stops34h 35m

San Francisco

Sun 5/11

7:30 pm-10:15 pm

2 stops18h 45m

$538

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Tue 4/1

10:00 pm-10:55 am

2 stops44h 55m

Los Angeles

Tue 4/8

6:50 pm-8:50 am

1 stop30h 00m

$571

LisbonLas Vegas

LIS - LAS

LISLAS

Lisbon Humberto Delgado

Sun 3/9

9:40 am-8:30 pm

1 stop18h 50m

Las Vegas Harry Reid Intl

Mon 3/24

11:25 pm-7:55 am

1 stop25h 30m

$604

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Fri 3/21

11:05 am-10:52 pm

1 stop18h 47m

San Francisco

Thu 4/3

4:20 pm-3:25 pm

1 stop15h 05m

$615

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Mon 4/28

6:35 am-11:09 pm

2 stops24h 34m

San Francisco

Sat 5/10

7:20 pm-11:10 pm

1 stop19h 50m

$617

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Wed 5/7

8:15 am-8:58 pm

2 stops20h 43m

San Francisco

Wed 5/21

11:57 pm-11:40 am

2 stops27h 43m

$633

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Mon 3/17

5:30 pm-4:00 pm

1 stop29h 30m

San Francisco

Mon 3/31

4:20 pm-7:50 pm

1 stop19h 30m

$648

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 5/20

7:15 am-5:15 pm

1 stop18h 00m

San Francisco

Tue 5/27

7:20 pm-11:00 pm

1 stop19h 40m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Portugal to California

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

Travel insights for flights from Portugal to California

Get recent, data-driven insights about flights from Portugal to California including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Portugal to California (average of $246). Flying from Portugal to California in March is currently the most expensive (average of $344). 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 PT to CA?

Find hourly flight availability from Portugal to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2025.

When flying from Portugal to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in California by month

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

In terms of precipitation, rainfall in California ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit California when rainfall is around 0.0 in.

Temperature in California by month

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

If weather is an important factor for your trip to California, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. 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 California. Reviews last updated February 21, 2025.
Read through reviews of airlines operating flights from Portugal to California, such as Delta, KLM and Air Transat. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,213 reviews
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
380 reviews
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,213 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Portugal to California. 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 to fly from Portugal to California one-way?

    The cheapest airlines for a one-way flight from Portugal to California are TAP AIR PORTUGAL ($255), Iberia ($430), and Vueling ($433).

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

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

  • How can I find direct flights from Portugal to California?

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

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

    Yes. Cheapflights offers flight deals from Portugal to California 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 California?

    Currently, January is the cheapest month in which you can book a flight from Portugal to California (average of $246). Flying from Portugal to California in March is currently the most expensive (average of $344). 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

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Alternative routes for Portugal to California

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portugal to California

Discover the top 10 airlines that operate flights from Portugal to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$472Average$585FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$495Average$763FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$533Average$946FlexibilityNo cancel feeOn-time77%
KLMCheapest$564Average$871FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$573Average$824FlexibilityNo cancel feeOn-time70%
IberiaCheapest$613Average$806FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$655Average$873FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$659Average$958FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$669Average$880FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$689Average$915FlexibilityNo cancel feeOn-time71%
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