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$261+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — LAX
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$619
(Cheapflightsfares)

One-way from

$261
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$848

Good round-trip deal

$570 or less

Good one-way deal

$482 or less
Provider with most accurate pricing for Lisbon Humberto Delgado-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Los Angeles flights.
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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. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 31, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 3/31. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:55 pmOPO - LAX
1 stop31h 05mScandinavian Airlines
Sat 11/297:30 pmLAX - OPO
1 stop31h 45mScandinavian Airlines
Deal found 3/31$606
This Air France deal was found by Cheapflights users on 3/31. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/175:00 amLIS - SFO
1 stop14h 45mMultiple Airlines
Mon 5/58:45 pmSFO - LIS
1 stop17h 40mMultiple Airlines
Deal found 3/31$619
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 4/295:00 amLIS - SFO
1 stop14h 45mDelta
Tue 5/63:05 pmSFO - LIS
1 stop15h 45mDelta
Deal found 3/30$623
This KLM deal was found by Cheapflights users on 3/31. 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 4/285:00 amLIS - SFO
1 stop14h 45mKLM
Mon 5/51:45 pmSFO - LIS
1 stop25h 05mKLM
Deal found 3/31$625
This Air France deal was found by Cheapflights users on 3/30. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:40 amLIS - SFO
1 stop15h 10mAir France
Mon 4/283:05 pmSFO - LIS
1 stop18h 45mAir France
Deal found 3/30$626
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 9/96:35 amLIS - SFO
1 stop17h 35mAmerican Airlines
Tue 9/237:20 pmSFO - LIS
1 stop14h 35mAmerican Airlines
Deal found 3/31$633
This Iberia deal was found by Cheapflights users on 3/31. 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 5/158:15 amOPO - SFO
1 stop15h 55mMultiple Airlines
Thu 5/294:20 pmSFO - OPO
1 stop20h 00mMultiple Airlines
Deal found 3/31$634
This KLM deal was found by Cheapflights users on 3/31. 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 4/146:35 amOPO - SFO
1 stop37h 10mKLM
Mon 4/283:05 pmSFO - OPO
1 stop16h 25mKLM
Deal found 3/31$637
This British Airways deal was found by Cheapflights users on 3/31. 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.
Wed 4/911:05 amLIS - SFO
1 stop17h 21mBritish Airways
Wed 4/304:20 pmSFO - LIS
1 stop22h 50mBritish Airways
Deal found 3/31$641
This Delta deal was found by Cheapflights users on 3/31. 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 4/146:35 amOPO - SFO
2 stops25h 24mDelta
Mon 4/2811:09 amSFO - OPO
2 stops20h 21mDelta
Deal found 3/31$642
This Finnair deal was found by Cheapflights users on 3/31. 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.
Sun 6/154:30 pmLIS - SFO
2 stops36h 28mFinnair
Mon 6/2311:15 amSFO - LIS
2 stops27h 55mFinnair
Deal found 3/31$652
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/38:15 amOPO - SFO
1 stop15h 55mAmerican Airlines
Sat 5/105:45 pmSFO - OPO
1 stop33h 55mAmerican Airlines
Deal found 3/29$657

Cheapflights Fare Finder

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 March 31, 2025.
Use the filters below to find and compare flights from Portugal to California that are best for you.

Fly from

Portugal

Fly to

California

Route

Depart

Return

Price

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 4/17

5:00 am-11:45 am

1 stop14h 45m

San Francisco

Mon 5/5

8:45 pm-10:25 pm

1 stop17h 40m

$619

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 4/29

5:00 am-11:45 am

1 stop14h 45m

San Francisco

Tue 5/6

11:09 am-2:50 pm

2 stops19h 41m

$623

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Mon 4/28

5:00 am-11:45 am

1 stop14h 45m

San Francisco

Mon 5/5

1:45 pm-10:50 pm

1 stop25h 05m

$625

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Thu 4/24

5:40 am-12:50 pm

1 stop15h 10m

San Francisco

Mon 4/28

3:05 pm-5:50 pm

1 stop18h 45m

$626

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Tue 9/9

6:35 am-4:10 pm

1 stop17h 35m

San Francisco

Tue 9/23

7:20 pm-5:55 pm

1 stop14h 35m

$633

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Thu 5/15

8:15 am-4:10 pm

1 stop15h 55m

San Francisco

Thu 5/29

4:20 pm-8:20 pm

1 stop20h 00m

$634

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Mon 4/14

6:35 am-11:45 am

1 stop37h 10m

San Francisco

Mon 4/28

3:05 pm-3:30 pm

1 stop16h 25m

$637

PortoSan Francisco

OPO - SFO

OPOSFO

Porto

Mon 4/14

6:35 am-11:59 pm

2 stops25h 24m

San Francisco

Mon 4/28

11:09 am-3:30 pm

2 stops20h 21m

$642

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 6/8

5:10 pm-1:50 pm

1 stop28h 40m

San Francisco

Tue 6/24

4:35 pm-11:00 pm

1 stop22h 25m

$645

LisbonSan Francisco

LIS - SFO

LISSFO

Lisbon Humberto Delgado

Sun 6/15

4:30 pm-8:58 pm

2 stops36h 28m

San Francisco

Mon 6/23

11:15 am-11:10 pm

2 stops27h 55m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

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.

Cheapflights Insights

Everything you need to know about your flight from Portugal to California

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 June is currently the most expensive (average of $328). 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 March 31, 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 March 31, 2025.
Read through reviews of airlines operating flights from Portugal to California, such as Delta, Alaska Airlines and KLM. 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
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
Alaska Airlines
8.0
Very good
9,818 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
381 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,899 reviews

Comfort

8.0

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

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 ($261), Air Transat ($437), and Iberia ($459).

  • 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 June is currently the most expensive (average of $328). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$472Average$622FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$495Average$770FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$533Average$926FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$573Average$818FlexibilityNo cancel feeOn-time70%
IberiaCheapest$613Average$777FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$618Average$957FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$659Average$889FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$669Average$930FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$690Average$859FlexibilityNo cancel feeOn-time71%
KLMCheapest$744Average$909FlexibilityNo cancel feeOn-time75%
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