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$277+ Cheap flights from California 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LIS
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from California to Portugal

Keep the following information in mind while searching for California to Portugal flight deals. Data was last updated April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$584
(Mytrip)

One-way from

$277
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$859

Good round-trip deal

$601 or less

Good one-way deal

$306 or less
Provider with most accurate pricing for Los Angeles-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Lisbon Humberto Delgado flights.
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From California to Portugal
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One-way flight from California to Portugal
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Highest demand for flights based on searches. 18% potential increase in price ($222 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from California to Portugal.
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Price to beat on a one-way flight from California to Portugal.
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Find flight deals from California to Portugal

Cheapest flights from California to Portugal
Explore the most affordable flight options available from California to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 11/17:00 pmSJC - LIS
2 stops31h 00mDelta
Tue 11/1110:00 amLIS - SJC
2 stops36h 47mDelta
Deal found 4/1$508
This United Airlines deal was found by Cheapflights users on 4/1. 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 10/226:00 amSMF - LIS
2 stops19h 20mUnited Airlines
Tue 11/1111:00 amLIS - SMF
2 stops34h 46mUnited Airlines
Deal found 4/1$569
This United deal was found by Cheapflights users on 4/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2110:53 pmSMF - LIS
1 stop25h 27mMultiple Airlines
Tue 11/1111:00 amLIS - SMF
2 stops36h 21mMultiple Airlines
Deal found 4/1$570
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Sat 10/1810:15 amSMF - LIS
2 stops39h 05mAir Canada
Wed 11/55:00 amLIS - SMF
2 stops18h 21mAir Canada
Deal found 4/1$574
This Finnair deal was found by Cheapflights users on 4/1. 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 10/208:22 amSMF - LIS
2 stops30h 48mFinnair
Thu 11/64:10 pmLIS - SMF
2 stops34h 12mFinnair
Deal found 4/1$579
This Mytrip deal was found by Cheapflights users on 4/2. 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 4/287:45 pmLAX - FAO
2 stops27h 35mMultiple Airlines
Tue 5/66:20 amFAO - LAX
2 stops23h 27mMultiple Airlines
Deal found 4/2$584
This Trip.com deal was found by Cheapflights users on 4/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/147:30 pmLAX - FAO
1 stop29h 20mScandinavian Airlines
Wed 4/309:40 amFAO - LAX
1 stop38h 40mScandinavian Airlines
Deal found 4/2$606
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/188:00 pmSFO - OPO
1 stop36h 15mMultiple Airlines
Tue 5/277:35 amOPO - SFO
1 stop18h 25mMultiple Airlines
Deal found 4/2$607
This Air Canada deal was found by Cheapflights users on 4/2. 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 8/2011:50 amSFO - LIS
1 stop13h 30mAir Canada
Fri 9/511:25 amLIS - SFO
1 stop31h 46mAir Canada
Deal found 4/2$621
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/188:00 pmSFO - LIS
1 stop28h 30mMultiple Airlines
Tue 5/276:15 amLIS - SFO
1 stop19h 45mMultiple Airlines
Deal found 4/2$622
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 4/269:15 pmSFO - LIS
1 stop27h 05mUnited Airlines
Fri 5/910:25 amLIS - SFO
1 stop19h 16mUnited Airlines
Deal found 4/2$623
This Delta deal was found by Cheapflights users on 4/1. 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 8/196:00 amSFO - LIS
2 stops20h 45mDelta
Mon 9/812:45 pmLIS - SFO
2 stops32h 00mDelta
Deal found 4/1$627

Cheapflights Fare Finder

Customize your flight search to find flights from California 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 April 3, 2025.
Use the filters below to find and compare flights from California to Portugal that are best for you.

Fly from

California

Fly to

Portugal

Route

Depart

Return

Price

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Mon 4/28

7:45 pm-7:20 am

2 stops27h 35m

Faro

Tue 5/6

6:20 am-9:47 pm

2 stops23h 27m

$584

San JoseLisbon

SJC - LIS

SJCLIS

San Jose

Mon 4/21

2:40 pm-5:50 pm

2 stops19h 10m

Lisbon Humberto Delgado

Tue 5/6

10:00 am-10:49 pm

2 stops20h 49m

$585

Los AngelesFaro

LAX - FAO

LAXFAO

Los Angeles

Mon 4/14

7:30 pm-8:50 am

1 stop29h 20m

Faro

Wed 4/30

9:40 am-4:20 pm

1 stop38h 40m

$606

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sun 5/18

8:00 pm-4:15 pm

1 stop36h 15m

Porto

Tue 5/27

7:35 am-6:00 pm

1 stop18h 25m

$607

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sun 5/18

8:00 pm-8:30 am

1 stop28h 30m

Lisbon Humberto Delgado

Tue 5/27

6:15 am-6:00 pm

1 stop19h 45m

$622

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Sat 4/26

10:50 pm-8:20 am

1 stop25h 30m

Lisbon Humberto Delgado

Fri 5/9

10:25 am-9:34 am

1 stop31h 09m

$625

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Thu 5/8

5:45 pm-8:05 pm

1 stop18h 20m

Lisbon Humberto Delgado

Fri 5/16

6:35 am-7:37 pm

2 stops21h 02m

$629

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Mon 4/28

10:56 am-2:45 pm

2 stops19h 49m

Lisbon Humberto Delgado

Mon 5/5

12:35 pm-4:10 pm

1 stop35h 35m

$634

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 4/9

3:05 pm-5:55 pm

1 stop18h 50m

Lisbon Humberto Delgado

Sun 4/20

6:50 pm-12:50 pm

1 stop26h 00m

$636

San FranciscoLisbon

SFO - LIS

SFOLIS

San Francisco

Wed 5/7

4:20 pm-3:40 pm

1 stop15h 20m

Lisbon Humberto Delgado

Sat 5/17

6:55 pm-1:50 pm

1 stop26h 55m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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

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

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

Currently, January is the cheapest month in which you can book a flight from California to Portugal (average of $612). Flying from California to Portugal in June is currently the most expensive (average of $1,203). 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 CA to PT?

Find hourly flight availability from California to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

When flying from California to Portugal, 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 Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated April 3, 2025.
Read through reviews of airlines operating flights from California to Portugal, such as Delta, Porter Airlines and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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.
Porter Airlines
7.9
Good
279 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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.
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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 Transat
7.8
Good
382 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

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 California to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this California to Portugal flight route?

    Flights from California to Portugal have been viewed 21 times in the past calendar month.

  • What are the cheapest airlines to fly from California to Portugal one-way?

    $342 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on TAP AIR PORTUGAL and Iberia, with prices starting from $367 and $376, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from California to Portugal (average of $612). Flying from California to Portugal in June is currently the most expensive (average of $1,203). 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 California to Portugal

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

Discover the top 10 airlines that operate flights from California to Portugal. 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$433Average$748FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$504Average$827FlexibilityNo cancel feeOn-time88%
SWISSCheapest$537Average$988FlexibilityNo cancel feeOn-time79%
DeltaCheapest$540Average$1,035FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$540Average$926FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$547Average$1,153FlexibilityNo cancel feeOn-time76%
IberiaCheapest$556Average$1,096FlexibilityNo cancel feeOn-time77%
KLMCheapest$562Average$993FlexibilityNo cancel feeOn-time75%
Scandinavian AirlinesCheapest$569Average$768FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$569Average$1,192FlexibilityNo cancel feeOn-time69%

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