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$354+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LAX
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheap 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 July 1, 2026.

This FlightHub deal was found by Cheapflights users on 6/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:50 am
OPO
-
LAX
1 stop37h 00m
Scandinavian Airlines
Thu 11/57:30 pm
LAX
-
OPO
1 stop31h 40m
Scandinavian Airlines
Deal found 6/28$735
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:00 pm
OPO
-
LAX
3 stops46h 25m
Multiple Airlines
Wed 9/308:15 am
LAX
-
OPO
1 stop14h 45m
Multiple Airlines
Deal found 6/30$751
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/1. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 am
OPO
-
LAX
1 stop15h 30m
TAP AIR PORTUGAL
Sat 9/264:55 pm
LAX
-
OPO
1 stop14h 05m
TAP AIR PORTUGAL
Deal found 7/1$797
This Kiwi.com deal was found by Cheapflights users on 6/27. 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 8/258:30 am
OPO
-
LAX
2 stops40h 40m
Multiple Airlines
Mon 9/215:50 pm
LAX
-
OPO
1 stop28h 55m
Multiple Airlines
Deal found 6/27$842
This Kiwi.com deal was found by Cheapflights users on 6/27. 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.
Wed 8/265:55 pm
OPO
-
LAX
2 stops51h 22m
Multiple Airlines
Mon 9/215:50 pm
LAX
-
OPO
1 stop28h 55m
Multiple Airlines
Deal found 6/27$850
This KLM deal was found by Cheapflights users on 6/28. 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 10/205:00 am
OPO
-
LAX
1 stop14h 50m
KLM
Thu 11/53:20 pm
LAX
-
OPO
1 stop22h 40m
KLM
Deal found 6/28$867
This Delta deal was found by Cheapflights users on 6/28. 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 10/205:00 am
OPO
-
LAX
1 stop17h 45m
Delta
Thu 11/57:35 am
LAX
-
OPO
2 stops19h 00m
Delta
Deal found 6/28$869
This Iberia deal was found by Cheapflights users on 6/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:25 pm
OPO
-
LAX
2 stops20h 00m
Iberia
Sat 9/268:55 pm
LAX
-
OPO
1 stop16h 25m
Iberia
Deal found 6/30$870
This Iberia deal was found by Cheapflights users on 6/28. 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.
Mon 7/68:20 am
OPO
-
LAX
1 stop15h 45m
Iberia
Mon 7/208:55 pm
LAX
-
OPO
1 stop16h 25m
Iberia
Deal found 6/28$872

Find 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 July 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$735
(FlightHub)

One-way from

$354
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$988
Provider with most accurate pricing for Porto-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Porto-Los Angeles flights.
Search Deals
From Porto to Los Angeles
Search Deals
One-way flight from Porto to Los Angeles
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 1, 2026.
Use the filters below to find and compare flights from Porto to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Sun 9/20

6:00 am-1:30 pm

1 stop15h 30m

Los Angeles

Sat 9/26

4:55 pm-8:25 pm

1 stop19h 30m

$797

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Tue 10/20

5:00 am-2:45 pm

1 stop17h 45m

Los Angeles

Thu 11/5

7:35 am-10:35 am

2 stops19h 00m

$869

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Wed 10/21

11:45 am-12:34 am

2 stops20h 49m

Los Angeles

Thu 11/5

7:35 am-10:35 am

2 stops19h 00m

$907

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Sun 9/20

5:00 am-4:40 pm

2 stops19h 40m

Los Angeles

Sat 9/26

12:00 pm-3:25 pm

2 stops19h 25m

$940

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 8/24

7:20 pm-4:30 pm

1 stop29h 10m

Los Angeles

Fri 9/18

5:30 pm-11:25 pm

1 stop21h 55m

$975

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Thu 7/16

1:45 pm-2:45 pm

3 stops33h 00m

Los Angeles

Mon 7/20

4:45 pm-8:00 am

3 stops31h 15m

$1,002

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Fri 7/31

12:35 pm-9:32 am

2 stops28h 57m

Los Angeles

Sun 8/30

11:30 pm-6:55 am

2 stops23h 25m

$1,043

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 8/17

5:00 am-5:35 pm

2 stops20h 35m

Los Angeles

Thu 8/27

11:35 am-3:25 pm

2 stops19h 50m

$1,051

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 8/17

5:00 am-5:35 pm

2 stops20h 35m

Los Angeles

Fri 8/28

7:35 am-10:40 am

2 stops19h 05m

$1,065
Cheapest one-way

PortoLos Angeles

OPO - LAX

OPOLAX

Porto

Mon 7/27

10:05 pm-8:03 pm

3 stops53h 58m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Porto to Los Angeles

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Los Angeles in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto-Los Angeles flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Los Angeles flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Los Angeles flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Los Angeles flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Los Angeles flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Currently, May is the cheapest month in which you can book a flight from Porto to Los Angeles (average of $646). Flying from Porto to Los Angeles in August is currently the most expensive (average of $1,031). 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.

How much does it cost to fly round-trip from Porto to Los Angeles?

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 July 1, 2026.
Read reviews from past customers who have flown TAP AIR PORTUGAL from Porto to Los Angeles. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.2
Good
2,310 reviews

Overall

7.2

Crew

7.8

Comfort

7.1

Entertainment

6.3

Boarding

7.0

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

LIS - ORD

The check in process at the Lisbon Airport was terrible. The TAP staff was incompetent and directed us incorrectly.
TAP AIR PORTUGAL
7.2
Good
2,310 reviews
TAP AIR PORTUGAL
7.2
Good
2,310 reviews

Overall

7.2

Crew

7.8

Comfort

7.1

Entertainment

6.3

Boarding

7.0

Food

6.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

LIS - ORD

The check in process at the Lisbon Airport was terrible. The TAP staff was incompetent and directed us incorrectly.

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.

  • How long is the flight from Porto to Los Angeles?

    Departing from Porto to Los Angeles will take you 15h 30m. Airlines will cover a distance of 5588 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Porto to Los Angeles round-trip?

    Currently priced at $634, 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. You may be able to fly from Porto to Los Angeles for 25% less than the average price by searching for this airline.

  • 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 $481. Users have also found prices from $522 and $567 on TAP AIR PORTUGAL and American 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, May is the cheapest month in which you can book a flight from Porto to Los Angeles (average of $646). Flying from Porto to Los Angeles in August is currently the most expensive (average of $1,031). 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 Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Downey
Avalon
Redondo Beach
Inglewood
Buena Park
Oceanside
Carson
Garden Grove
Universal City
Hesperia
Stanton
Oxnard
Rosemead
Fountain Valley
Glendale
Torrance
Lake Elsinore
El Segundo
Westminster
Lancaster

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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$634Average$825FlexibilityNo cancel feeOn-timeN/A

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