$323+ Cheap flights from Los Angeles (LAX) to Porto (OPO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Los Angeles to Porto with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Los Angeles to Porto
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Best
Last-minute
One-way
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 September 9, 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 September 9, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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.
Mon 11/233:20 pm -
1 stop22h 40m
Sun 11/2911:15 am -
1 stop32h 30m
Deal found 9/8![Delta logo]()
$775
This Gotogate deal was found by Cheapflights users on 9/7. 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.
Wed 11/185:30 pm -
1 stop22h 25m
Sat 12/126:10 am -
1 stop17h 05m
Deal found 9/7![Lufthansa logo]()
$779
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Fri 10/210:20 am -
2 stops28h 40m
Sat 10/105:05 am -
3 stops35h 15m
Deal found 9/4![Multiple Airlines logo]()
$780
This Gotogate deal was found by Cheapflights users on 9/6. 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.
Mon 10/1210:30 pm -
1 stop24h 30m
Mon 10/1911:05 am -
1 stop36h 10m
Deal found 9/6![Multiple Airlines logo]()
$783
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Fri 10/910:20 am -
2 stops28h 40m
Sat 10/175:05 am -
3 stops35h 15m
Deal found 9/4![Multiple Airlines logo]()
$784
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Tue 10/138:15 am -
1 stop14h 45m
Tue 10/206:20 am -
2 stops23h 15m
Deal found 9/7![Multiple Airlines logo]()
$786
This KLM deal was found by Cheapflights users on 9/6. 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.
Fri 10/306:30 am -
1 stop17h 45m
Wed 11/115:00 am -
2 stops19h 13m
Deal found 9/6![KLM logo]()
$789
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 11/1911:55 pm -
1 stop24h 20m
Thu 11/2610:15 am -
2 stops30h 44m
Deal found 9/8![Delta logo]()
$790
This KLM deal was found by Cheapflights users on 9/6. 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.
Sun 11/16:15 am -
1 stop18h 00m
Sun 11/811:30 am -
1 stop18h 05m
Deal found 9/6![KLM logo]()
$792
This Iberia deal was found by Cheapflights users on 9/8. 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.
Tue 9/295:50 pm -
1 stop18h 10m
Tue 11/38:20 am -
2 stops19h 33m
Deal found 9/8![Iberia logo]()
$793
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 11/199:15 pm -
1 stop27h 00m
Wed 11/255:00 am -
1 stop14h 45m
Deal found 9/8![Delta logo]()
$796
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 10/135:00 am -
2 stops18h 00m
Tue 10/2011:15 am -
2 stops35h 48m
Deal found 9/7![United Airlines logo]()
$797
Best flights from Los Angeles to PortoDiscover carefully curated flight deals from Los Angeles to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Los Angeles to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This United deal was found by Cheapflights users on 9/6. 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.
Fri 10/3010:50 am -
2 stops15h 40m
Mon 11/91:45 pm -
1 stop33h 30m
Deal found 9/6![Multiple Airlines logo]()
$803
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 11/239:00 pm -
1 stop28h 30m
Tue 12/112:35 pm -
2 stops19h 09m
Deal found 9/8![United Airlines logo]()
$806
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 9/246:00 pm -
1 stop20h 00m
Sat 10/35:55 am -
2 stops17h 28m
Deal found 9/8![Delta logo]()
$809
This Lufthansa deal was found by Cheapflights users on 9/5. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:30 pm -
1 stop21h 55m
Sun 10/1811:05 am -
1 stop36h 10m
Deal found 9/5![Lufthansa logo]()
$927
This LEVEL deal was found by Cheapflights users on 9/5. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:50 pm -
1 stop27h 10m
Fri 9/258:35 am -
1 stop17h 20m
Deal found 9/5![LEVEL logo]()
$961
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/411:35 pm -
2 stops23h 25m
Tue 10/1312:05 pm -
1 stop33h 05m
Deal found 9/4![United Airlines logo]()
$876
This United deal was found by Cheapflights users on 9/5. 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.
Sat 11/2111:17 pm -
2 stops26h 13m
Sun 11/291:45 pm -
1 stop33h 30m
Deal found 9/5![Multiple Airlines logo]()
$892
This Delta deal was found by Cheapflights users on 9/7. 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.
Thu 10/2211:38 am -
2 stops19h 47m
Sun 11/111:30 am -
2 stops19h 05m
Deal found 9/7![Delta logo]()
$975
This United deal was found by Cheapflights users on 9/4. 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.
Sat 10/311:30 pm -
2 stops26h 15m
Tue 10/136:20 am -
1 stop16h 55m
Deal found 9/4![Multiple Airlines logo]()
$912
This Delta deal was found by Cheapflights users on 9/4. 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 10/211:34 am -
2 stops19h 51m
Mon 10/125:00 am -
1 stop14h 50m
Deal found 9/4![Delta logo]()
$977
Last-minute flights from Los Angeles to PortoDiscover last-minute flight deals from Los Angeles to Porto. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Los Angeles to Porto. Data last updated September 9, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Fri 9/1110:20 am -
2 stops28h 40m
Thu 9/245:05 am -
3 stops35h 15m
Deal found 9/6![Multiple Airlines logo]()
$803
This Iberia deal was found by Cheapflights users on 9/8. 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.
Tue 9/295:50 pm -
1 stop18h 10m
Tue 11/38:20 am -
2 stops19h 33m
Deal found 9/8![Iberia logo]()
$793
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Fri 10/210:20 am -
2 stops28h 40m
Sat 10/105:05 am -
3 stops35h 15m
Deal found 9/4![Multiple Airlines logo]()
$780
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Fri 10/910:20 am -
2 stops28h 40m
Sat 10/175:05 am -
3 stops35h 15m
Deal found 9/4![Multiple Airlines logo]()
$784
This Gotogate deal was found by Cheapflights users on 9/6. 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.
Mon 10/1210:30 pm -
1 stop24h 30m
Mon 10/1911:05 am -
1 stop36h 10m
Deal found 9/6![Multiple Airlines logo]()
$783
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Tue 10/138:15 am -
1 stop14h 45m
Tue 10/206:20 am -
2 stops23h 15m
Deal found 9/7![Multiple Airlines logo]()
$786
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 10/135:00 am -
2 stops18h 00m
Tue 10/2011:15 am -
2 stops35h 48m
Deal found 9/7![United Airlines logo]()
$797
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 10/146:00 pm -
1 stop20h 00m
Tue 10/205:00 am -
1 stop17h 45m
Deal found 9/7![Delta logo]()
$796
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/218:15 am -
1 stop14h 45m
Wed 10/286:00 am -
2 stops19h 25m
Deal found 9/5![United Airlines logo]()
$804
This KLM deal was found by Cheapflights users on 9/6. 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.
Fri 10/306:30 am -
1 stop17h 45m
Wed 11/115:00 am -
2 stops19h 13m
Deal found 9/6![KLM logo]()
$789
This United deal was found by Cheapflights users on 9/6. 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.
Fri 10/301:45 pm -
1 stop12h 45m
Mon 11/91:45 pm -
1 stop33h 30m
Deal found 9/6![Multiple Airlines logo]()
$799
This Delta deal was found by Cheapflights users on 9/6. 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 10/3010:25 am -
2 stops17h 10m
Wed 11/115:00 am -
2 stops19h 13m
Deal found 9/6![Delta logo]()
$802
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 September 9, 2026.
Search for one-way flight options from Los Angeles to Porto. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 9/288:50 pm -
1 stop27h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![LEVEL logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 9/288:50 pm -
2 stops27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 3/17:00 am -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 9/218:50 pm -
1 stop19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/53:35 pm -
3 stops47h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 9/274:55 pm -
3 stops36h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/184:40 pm -
2 stops36h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/134:45 pm -
3 stops30h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 9/198:55 pm -
2 stops42h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$366
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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $775 (Delta) |
One-way from | $323 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $865 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated September 9, 2026.
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
Cheapest round-trip
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Sat 10/31
6:15 pm-2:25 pm
3 stops37h 10m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$380
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Sat 10/31
8:10 pm-6:30 pm
1 stop15h 20m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$429
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Tue 10/6
12:25 pm-7:00 am
1 stop34h 35m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$462
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Wed 10/7
3:15 pm-10:00 pm
1 stop22h 45m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$463
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Mon 10/19
7:15 am-10:30 am
2 stops19h 15m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$463
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Sat 10/3
11:30 pm-9:45 am
2 stops26h 15m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$463
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Tue 10/6
8:15 am-12:05 pm
2 stops19h 50m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$467
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Thu 10/22
12:25 pm-7:10 am
1 stop34h 45m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$512
Quickest round-trip
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Fri 10/23
8:15 am-7:10 am
1 stop14h 55m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$512
Los AngelesPorto
LAX Los Angeles Los Angeles - OPO Porto
LAXOPO
Los Angeles Los Angeles
Fri 10/30
10:50 am-9:30 am
2 stops15h 40m
Porto
Mon 11/9
1:45 pm-3:15 pm
1 stop33h 30m
$803
Showing 1-10 of 19 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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.
LAX-OPO
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 Los Angeles to Porto
Prices
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How far ahead should I book a flight from Los Angeles to Porto?
Booking 63 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, February is the cheapest month in which you can book a flight from Los Angeles to Porto (average of $625). Flying from Los Angeles to Porto in June is currently the most expensive (average of $1,129). 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 Los Angeles to Porto?
Airfare is below average for this route at the moment.
Los Angeles to Porto flights typically cost between $793 and $1,002 in November.The cheapest round-trip price found within the last 5 days was $775 on Delta (Nov 23-Nov 29).
What’s the top layover airport for flights from Los Angeles to Porto?
Share of 1-stop round-trip flights from Los Angeles to Porto chosen by Cheapflights users in the past 12 months, using the same layover each way.
Lisbon (LIS) – chosen by Cheapflights users on 27% of 1-stop itineraries from Los Angeles to Porto on Cheapflights.
What’s the cheapest layover airport for flights from Los Angeles to Porto?
Average round-trip fare for 1-stop flights from Los Angeles to Porto, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $797.
What’s the fastest layover option from Los Angeles to Porto?
Shortest average travel time for 1-stop one-way flights from Los Angeles to Porto, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Newark (EWR) have the shortest average one-way travel time for 1-stop routes: 14h 35m.
Which airport typically offers the quickest layover for flights from Los Angeles to Porto?
Average layover duration for 1-stop one-way flights from Los Angeles to Porto, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 2h 38m.
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 September 9, 2026.
Read through reviews of airlines operating flights from Los Angeles to Porto, such as KLM,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Crew
8.4
Entertainment
7.2
Boarding
7.8
Comfort
7.7
Overall
7.8
Food
7.3
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro
Browse thousands of different options on Cheapflights for your next trip
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Los Angeles and Porto flights
Browse other Los Angeles and Porto flight options. Last updated on September 9, 2026.
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Top 8 airlines flying from Los Angeles to Porto
Discover the top 8 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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$476 | Average$877 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$533 | Average$924 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$544 | Average$987 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$978 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$562 | Average$1,059 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$600 | Average$902 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$623 | Average$879 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$830 | Average$983 | FlexibilityNo cancel fee | On-time67% |