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$280+ Cheap flights from Los Angeles (LAX) to Porto (OPO)

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Los Angeles to Porto are usually found in February or October, booked 85 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Los Angeles to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Porto (OPO). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$608
(Gotogate)

One-way from

$280
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$662
Provider with most accurate pricing for Los Angeles-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Porto flights.
Search Deals
From Los Angeles to Porto
Search Deals
One-way flight from Los Angeles to Porto
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Los Angeles to Porto

Cheapest flights from Los Angeles to Porto
Explore the most affordable flight options available from Los Angeles to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1611:35 amLAX - OPO
2 stops20h 35mAir Canada
Tue 4/112:05 pmOPO - LAX
2 stops30h 19mAir Canada
Deal found 2/20$608
This Gotogate deal was found by Cheapflights users on 2/19. 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.
Sun 3/168:10 pmLAX - OPO
1 stop15h 20mMultiple Airlines
Tue 4/16:00 amOPO - LAX
2 stops23h 19mMultiple Airlines
Deal found 2/19$614
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:30 pmLAX - OPO
1 stop37h 35mScandinavian Airlines
Mon 12/112:05 pmOPO - LAX
1 stop36h 55mScandinavian Airlines
Deal found 2/20$619
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/51:45 pmLAX - OPO
1 stop34h 30mKLM
Tue 3/1111:15 amOPO - LAX
1 stop32h 30mKLM
Deal found 2/20$630
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.
Mon 3/178:10 pmLAX - OPO
1 stop15h 30mSWISS
Mon 3/247:20 pmOPO - LAX
1 stop29h 10mSWISS
Deal found 2/20$633
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/164:05 pmLAX - OPO
1 stop16h 05mLufthansa
Tue 4/16:15 amOPO - LAX
1 stop17h 00mLufthansa
Deal found 2/20$636
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/167:30 pmLAX - OPO
1 stop32h 20mDelta
Tue 4/16:20 amOPO - LAX
1 stop37h 30mDelta
Deal found 2/20$639
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 3/164:05 pmLAX - OPO
1 stop16h 05mUnited Airlines
Tue 4/16:00 amOPO - LAX
2 stops37h 18mUnited Airlines
Deal found 2/19$649
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/184:40 pmLAX - OPO
1 stop14h 40mTAP AIR PORTUGAL
Sun 5/257:00 amOPO - LAX
1 stop15h 25mTAP AIR PORTUGAL
Deal found 2/20$717
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/53:05 pmLAX - OPO
2 stops37h 00mBrussels Airlines
Tue 3/1112:55 pmOPO - LAX
2 stops32h 10mBrussels Airlines
Deal found 2/20$741
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:55 pmLAX - OPO
1 stop29h 55mTurkish Airlines
Thu 9/254:50 pmOPO - LAX
1 stop26h 55mTurkish Airlines
Deal found 2/19$756
This Air Transat 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 Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/57:00 amLAX - OPO
1 stop17h 05mAir Transat
Sun 4/139:50 amOPO - LAX
1 stop18h 15mAir Transat
Deal found 2/20$780

Find flights from Los Angeles to Porto within your budget

Customize your flight search to find flights from Los Angeles to Porto 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 20, 2025.

Fly from

Los Angeles

Fly to

Porto

Route

Depart

Return

Price

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 3/16

11:35 am-3:10 pm

2 stops20h 35m

Porto

Tue 4/1

12:05 pm-10:24 am

2 stops30h 19m

$608

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 3/16

8:10 pm-6:30 pm

1 stop15h 20m

Porto

Tue 4/1

6:00 am-9:19 pm

2 stops23h 19m

$614

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 3/5

1:45 pm-8:15 am

1 stop34h 30m

Porto

Tue 3/11

11:15 am-12:45 pm

1 stop32h 30m

$630

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Mon 3/17

8:10 pm-6:40 pm

1 stop15h 30m

Porto

Mon 3/24

7:20 pm-5:30 pm

1 stop29h 10m

$633

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 3/16

4:05 pm-3:10 pm

1 stop16h 05m

Porto

Tue 4/1

6:15 am-3:15 pm

1 stop17h 00m

$636

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 3/16

7:30 pm-10:50 am

1 stop32h 20m

Porto

Tue 4/1

6:20 am-11:50 am

1 stop37h 30m

$639

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 3/16

4:05 pm-3:10 pm

1 stop16h 05m

Porto

Tue 4/1

6:00 am-11:18 am

2 stops37h 18m

$649

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 5/18

4:40 pm-3:20 pm

1 stop14h 40m

Porto

Sun 5/25

7:00 am-2:25 pm

1 stop15h 25m

$717

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 3/5

3:05 pm-12:05 pm

2 stops37h 00m

Porto

Tue 3/11

12:55 pm-2:05 pm

2 stops32h 10m

$741

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 4/5

7:00 am-8:05 am

1 stop17h 05m

Porto

Sun 4/13

9:50 am-8:05 pm

1 stop18h 15m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Los Angeles to Porto

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 Los Angeles to Porto in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FareScanPrice Accuracy-Trust Score*3 stars
Justfly.comPrice 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 Los Angeles-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Los Angeles-Porto 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 Los Angeles-Porto 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 Los Angeles to Porto

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Porto. Price data was last updated on February 14, 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Los Angeles to Porto (average of $523). Flying from Los Angeles to Porto in June is currently the most expensive (average of $1,092). 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 LAX to OPO?

Find hourly flight availability from Los Angeles to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Los Angeles to Porto in the evening. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Los Angeles to Porto?

Use this chart to determine the cheapest time to fly round-trip from Los Angeles to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Los Angeles to Porto flight should consider departing on Sunday evenings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated February 20, 2025.
Read reviews from past customers who have flown Delta, KLM and Air Transat from Los Angeles to Porto. 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
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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
380 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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.

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,219 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

8.0

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

    Our cheapest airline available from Los Angeles to Porto is Air Canada. Our recent data shows that you can find tickets from as low as $608 on this airline. Additional options worth looking into are KLM and SWISS, starting at $630 and $633 round-trip. These flights start at 38% lower than the current average price 3 months from now.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $482. Users have also found prices from $499 and $514 on TAP AIR PORTUGAL and Air Transat, respectively.

  • Where are the most common layover locations when flying from Los Angeles to Porto?

    Los Angeles to Porto flights have a layover in Madrid most often. Paris is the second most popular location for layovers on flights from Los Angeles to Porto.

  • What are some popular things to do or see while on a layover in Madrid?

    Puerta del Sol, Plaza Mayor, and Museo del Prado are the most popular attractions in Madrid if you're in need of something to do during your layover. Puerta del Sol, Plaza Mayor and Museo del Prado are located about 8.4 mi, 8.6 mi, and 8.1 mi, respectively from Madrid Barajas if you are interested in checking them out. Travelers can book a car rental at Madrid Barajas for about $23 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Paris?

    Paris travelers tend to visit Eiffel Tower, Champs-Elysées, and Louvre Museum more than any other notable places. Eiffel Tower, Champs-Elysées, and Louvre Museum can be visited by traveling about 15.8 mi, 14.7 mi, and 14.3 mi respectively from Paris Charles de Gaulle. Those looking to explore during their layover in Paris can rent a car from Paris Charles de Gaulle for about $38 per day.

  • Where are the least popular layover locations for Los Angeles to Porto flights?

    The least popular layover on flights from Los Angeles to Porto is Barcelona.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Los Angeles to Porto (average of $523). Flying from Los Angeles to Porto in June is currently the most expensive (average of $1,092). 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
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Top 10 airlines flying from Los Angeles to Porto

Discover the top 10 airlines that operate flights from Los Angeles to Porto. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$435Average$587FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$502Average$846FlexibilityNo cancel feeOn-time88%
British AirwaysCheapest$550Average$899FlexibilityNo cancel feeOn-time70%
SWISSCheapest$596Average$1,020FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$643Average$954FlexibilityNo cancel feeOn-time71%
KLMCheapest$682Average$1,074FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$690Average$980FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$697Average$980FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$735Average$825FlexibilityNo cancel feeOn-time77%
IberiaCheapest$737Average$1,058FlexibilityNo cancel feeOn-time77%
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