Cheap flights from Los Angeles to Porto from £254
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/2. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Los Angeles to Porto
Cheapest flights from Los Angeles to PortoExplore 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 9 October 2026.
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 9 October 2026.
Best flights from Los Angeles to PortoDiscover carefully curated flight deals from Los Angeles to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Discover carefully curated flight deals from Los Angeles to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.
Last-minute flights from Los Angeles to PortoDiscover last-minute flight deals from Los Angeles to Porto. Data last updated 9 October 2026 and is based on user searches.
Discover last-minute flight deals from Los Angeles to Porto. Data last updated 9 October 2026 and is based on user searches.
One-way flights from Los Angeles to PortoSearch for one-way flight options from Los Angeles to Porto. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Search for one-way flight options from Los Angeles to Porto. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Find 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 9 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Los Angeles to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Sat 3/4
22:45-09:45
2 stops27h 00m
Porto
Wed 31/12
00:00-15:00
Nonstop0h 00m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Fri 2/4
07:00-10:30
1 stop19h 30m
Porto
Wed 31/12
00:00-15:00
Nonstop0h 00m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Fri 2/4
23:59-09:45
2 stops25h 46m
Porto
Wed 31/12
00:00-15:00
Nonstop0h 00m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Mon 23/11
08:15-09:30
2 stops17h 15m
Porto
Wed 31/12
00:00-15:00
Nonstop0h 00m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Wed 13/1
18:55-22:00
1 stop19h 05m
Porto
Mon 18/1
16:10-11:45
1 stop27h 35m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Wed 7/4
07:00-09:45
2 stops18h 45m
Porto
Wed 21/4
06:00-14:19
2 stops40h 19m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Tue 6/4
14:40-09:45
1 stop35h 05m
Porto
Thu 22/4
12:15-16:30
1 stop36h 15m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Wed 7/4
06:00-09:45
2 stops19h 45m
Porto
Wed 21/4
06:00-19:31
2 stops21h 31m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Fri 15/1
06:00-10:35
2 stops20h 35m
Porto
Wed 3/2
05:00-11:45
1 stop14h 45m
Los AngelesPorto
LAX Los Angeles - OPO Porto
LAXOPO
Los Angeles
Tue 3/11
23:17-09:30
2 stops26h 13m
Porto
Tue 10/11
12:05-16:35
1 stop36h 30m
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.
Cheapflights Insights
Everything you need to know about your flight from Los Angeles to Porto
How far ahead should I book a flight from Los Angeles to Porto?
The price you pay for your flight from Los Angeles to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Los Angeles to Porto?
Currently, February is the cheapest month in which you can book a flight from Los Angeles to Porto (average of £468). Flying from Los Angeles to Porto in June is currently the most expensive (average of £854). 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 for a return flight from Los Angeles to Porto?
Airfare is typical for this route at the moment.
Los Angeles to Porto flights typically cost between £522 and £747 in January.The cheapest return price found within the last 5 days was £540 on KLM (13 Jan–18 Jan).
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.
Travelling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
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Complete your trip
Complete your trip to Porto by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Portugal
Book a non-stop flight to one of these other cities located in Portugal.
Search flights from Los Angeles to Porto by cabin class
Find flights from Los Angeles to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Los Angeles and Porto flights
Browse other Los Angeles and Porto flight options. Last updated on 9 October 2026.
Other flights from Los Angeles
Browse through other flights departing from Los Angeles. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Other flights to Porto
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Fly with Cheapflights
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How does Cheapflights help users find flights from Los Angeles to Porto?
When you search for this flight from Los Angeles to Porto, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Porto?
Cheapflights helps you find that perfect flight to Porto from Los Angeles by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Los Angeles to Porto with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Los Angeles to Porto, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Los Angeles to Porto become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Porto from Los Angeles today and book when prices fit your budget.