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$341+ Cheap flights from Porto (OPO) to Los Angeles (LAX)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LAX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Porto to Los Angeles are usually found in February or January, booked 66 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Porto to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$606
(AirNGo)

One-way from

$341
(CheapOair)

Popular in

July

Cheapest in

February

Average price

$854
From Porto to Los Angeles
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One-way flight from Porto to Los Angeles
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Highest demand for flights based on searches. 15% potential increase in price ($158 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 June 2025
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Find flight deals from Porto to Los Angeles

Cheapest flights from Porto to Los Angeles
Explore the most affordable flight options available from Porto to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This AirNGo deal was found by Cheapflights users on 6/11. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:00 amOPO - LAX
1 stop15h 35mTAP AIR PORTUGAL
Sat 9/134:40 pmLAX - OPO
1 stop14h 20mTAP AIR PORTUGAL
Deal found 6/11$606
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Fri 9/56:10 amOPO - LAX
1 stop19h 20mMultiple Airlines
Sat 9/279:30 pmLAX - OPO
2 stops40h 15mMultiple Airlines
Deal found 6/10$704
This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 9/58:45 pmOPO - LAX
1 stop23h 05mDelta
Sat 9/1311:05 amLAX - OPO
2 stops20h 25mDelta
Deal found 6/12$755
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 6/228:15 amOPO - LAX
1 stop15h 50mAmerican Airlines
Mon 7/75:50 pmLAX - OPO
1 stop14h 05mAmerican Airlines
Deal found 6/11$762
This British Airways deal was found by Cheapflights users on 6/11. 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.
Sun 6/228:15 amOPO - LAX
1 stop15h 50mBritish Airways
Mon 7/74:32 pmLAX - OPO
2 stops19h 18mBritish Airways
Deal found 6/11$780
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/88:35 pmOPO - LAX
1 stop27h 30mIberia
Tue 7/155:50 pmLAX - OPO
1 stop14h 05mIberia
Deal found 6/11$794
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/510:45 amOPO - LAX
1 stop19h 40mTurkish Airlines
Fri 9/2612:10 amLAX - OPO
1 stop25h 35mTurkish Airlines
Deal found 6/10$957
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/1712:10 pmOPO - LAX
2 stops18h 20mUnited Airlines
Wed 7/2312:56 amLAX - OPO
2 stops22h 09mUnited Airlines
Deal found 6/12$961
This Trip.com deal was found by Cheapflights users on 6/12. 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.
Sat 6/216:00 amOPO - LAX
1 stop18h 55mLufthansa
Mon 7/72:55 pmLAX - OPO
1 stop23h 55mLufthansa
Deal found 6/12$976
This Air Canada deal was found by Cheapflights users on 6/10. 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.
Mon 7/146:00 amOPO - LAX
2 stops23h 35mAir Canada
Wed 7/2312:05 pmLAX - OPO
1 stop13h 15mAir Canada
Deal found 6/10$986
This SWISS deal was found by Cheapflights users on 6/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/118:40 amOPO - LAX
2 stops18h 52mSWISS
Thu 7/177:35 pmLAX - OPO
2 stops43h 25mSWISS
Deal found 6/12$1,013
This Air France deal was found by Cheapflights users on 6/12. 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.
Sat 7/127:05 pmOPO - LAX
1 stop26h 00mAir France
Sat 7/191:40 pmLAX - OPO
1 stop17h 50mAir France
Deal found 6/12$1,033

Cheapflights Fare Finder

Customize your flight search to find flights from Porto to Los Angeles 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 June 12, 2025.
Use the filters below to find and compare flights from Porto to Los Angeles that are best for you.

Fly from

Porto

Fly to

Los Angeles

Route

Depart

Return

Price

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 9/5

7:00 am-2:35 pm

1 stop15h 35m

Los Angeles

Sat 9/13

4:40 pm-3:00 pm

1 stop14h 20m

$606

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 9/5

6:10 am-5:30 pm

1 stop19h 20m

Los Angeles

Sat 9/27

9:30 pm-9:45 pm

2 stops40h 15m

$704

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Sun 6/22

8:15 am-4:05 pm

1 stop15h 50m

Los Angeles

Mon 7/7

5:50 pm-3:55 pm

1 stop14h 05m

$734

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 9/5

8:45 pm-11:50 am

1 stop23h 05m

Los Angeles

Sat 9/13

11:05 am-3:30 pm

2 stops20h 25m

$755

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Sun 6/22

8:15 am-4:05 pm

1 stop15h 50m

Los Angeles

Mon 7/7

5:50 pm-3:55 pm

1 stop14h 05m

$762

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Sun 6/22

8:15 am-4:05 pm

1 stop15h 50m

Los Angeles

Mon 7/7

4:32 pm-7:50 pm

2 stops19h 18m

$780

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 9/5

10:45 am-10:25 pm

1 stop19h 40m

Los Angeles

Fri 9/26

12:10 am-9:45 am

1 stop25h 35m

$957

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Thu 7/17

12:10 pm-10:30 pm

2 stops18h 20m

Los Angeles

Wed 7/23

12:56 am-7:05 am

2 stops22h 09m

$961

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 7/14

6:00 am-9:35 pm

2 stops23h 35m

Los Angeles

Wed 7/23

12:05 pm-9:20 am

1 stop13h 15m

$986

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 7/11

8:40 am-7:32 pm

2 stops18h 52m

Los Angeles

Thu 7/17

7:35 pm-11:00 pm

2 stops43h 25m

$1,013

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 24 results
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2
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Best time to book a flight from Porto to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Porto 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 Porto to Los Angeles

How far ahead should I book a flight from Porto to Los Angeles?

Use this chart to determine the optimal time to book a round-trip flight from Porto to Los Angeles. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Porto to Los Angeles, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Porto to Los Angeles?

Currently, January is the cheapest month in which you can book a flight from Porto to Los Angeles (average of $246). Flying from Porto to Los Angeles in March is currently the most expensive (average of $327). 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.

Rainfall in Los Angeles by month

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

In terms of precipitation, rainfall in Los Angeles 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 Los Angeles when rainfall is around 0.0 in.

Temperature in Los Angeles by month

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

If weather is an important factor for your trip to Los Angeles, 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 Los Angeles

Get insights into the airlines that provide service to Los Angeles. 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 Los Angeles. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, Air France and SWISS from Porto to Los Angeles have to say. 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
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 Porto to Los Angeles. 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 flying from Porto to Los Angeles round-trip?

    Currently priced at $606, TAP AIR PORTUGAL will fly you from Porto to Los Angeles and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and Delta - these airlines can fly you to your destination from $734 and $755, respectively. You may be able to fly from Porto to Los Angeles for 30% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Porto to Los Angeles one-way?

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $490. Users have also found prices from $633 and $690 on Air Europa and Turkish Airlines, respectively.

  • Can I find deals for flights from Porto to Los Angeles that include hotel bookings?

    Yes. In addition to deals on Porto to Los Angeles flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto to Los Angeles?

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

  • Can I find deals for business class flights from Porto to Los Angeles?

    Yes. Cheapflights offers flight deals from Porto to Los Angeles 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 Porto to Los Angeles?

    Currently, January is the cheapest month in which you can book a flight from Porto to Los Angeles (average of $246). Flying from Porto to Los Angeles in March is currently the most expensive (average of $327). 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

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Stanton
Oceanside
Downey
Inglewood
Buena Park
Moreno Valley
Universal City
Avalon
El Segundo
Santa Clarita
Montebello
Glendale
Rowland Heights
La Mirada
San Gabriel
Encinitas
Palmdale
Del Mar
Garden Grove
Marina del Rey

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.

Top airline flying from Porto to Los Angeles

Discover the top airline that operate flights from Porto to Los Angeles. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$758Average$937FlexibilityNo cancel feeOn-time75%

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