$375+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Jun 14 — Jun 211
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
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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 May 15, 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 May 15, 2026.
This FlightHub deal was found by Cheapflights users on 5/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:30 pm
LAX
- OPO
1 stop31h 40m
Scandinavian Airlines
Mon 11/1611:55 am
OPO
- LAX
1 stop37h 05m
Scandinavian Airlines
Deal found 5/12![Scandinavian Airlines logo]()
$674
This Kiwi.com deal was found by Cheapflights users on 5/14. 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
LAX
- OPO
1 stop16h 30m
Multiple Airlines
Fri 10/2310:00 pm
OPO
- LAX
1 stop29h 00m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$675
This oojo deal was found by Cheapflights users on 5/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:45 pm
LAX
- OPO
1 stop18h 15m
TAP AIR PORTUGAL
Tue 10/277:00 am
OPO
- LAX
1 stop16h 15m
TAP AIR PORTUGAL
Deal found 5/10![TAP AIR PORTUGAL logo]()
$707
This FlightHub deal was found by Cheapflights users on 5/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:30 pm
LAX
- OPO
1 stop31h 35m
Scandinavian Airlines
Wed 12/211:55 am
OPO
- LAX
1 stop37h 05m
Scandinavian Airlines
Deal found 5/11![Scandinavian Airlines logo]()
$714
This Iberia deal was found by Cheapflights users on 5/14. 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.
Sat 9/198:55 pm
LAX
- OPO
1 stop35h 15m
Iberia
Fri 10/2310:00 pm
OPO
- LAX
1 stop29h 00m
Iberia
Deal found 5/14![Iberia logo]()
$718
This Gotogate deal was found by Cheapflights users on 5/14. 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 11/111:30 am
LAX
- OPO
2 stops23h 00m
Multiple Airlines
Tue 11/107:20 pm
OPO
- LAX
1 stop29h 15m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$720
This Gotogate deal was found by Cheapflights users on 5/14. 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 11/17:10 pm
LAX
- OPO
1 stop15h 20m
SWISS
Tue 11/107:20 pm
OPO
- LAX
1 stop29h 15m
SWISS
Deal found 5/14![SWISS logo]()
$721
This Gotogate deal was found by Cheapflights users on 5/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:10 pm
LAX
- OPO
1 stop15h 20m
Multiple Airlines
Tue 12/86:00 am
OPO
- LAX
2 stops23h 27m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$723
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 9/235:50 pm
LAX
- OPO
1 stop22h 00m
Multiple Airlines
Fri 10/2310:00 pm
OPO
- LAX
1 stop29h 00m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$726
This Delta deal was found by Cheapflights users on 5/12. 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.
Sun 11/17:00 am
LAX
- OPO
1 stop18h 05m
Delta
Thu 11/125:00 am
OPO
- LAX
1 stop14h 45m
Delta
Deal found 5/12![Delta logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 9/225:50 pm
LAX
- OPO
1 stop16h 00m
Multiple Airlines
Fri 10/2310:00 pm
OPO
- LAX
1 stop29h 00m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 5/12. 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.
Sat 10/3111:45 pm
LAX
- OPO
2 stops26h 20m
Delta
Tue 11/175:00 am
OPO
- LAX
1 stop14h 45m
Delta
Deal found 5/12![Delta logo]()
$739
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 May 15, 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 May 15, 2026.
This United Airlines deal was found by Cheapflights users on 5/13. 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 8/1312:25 pm
LAX
- OPO
1 stop34h 45m
United Airlines
Thu 8/2711:50 am
OPO
- LAX
2 stops31h 33m
United Airlines
Deal found 5/13![United Airlines logo]()
$850
This Delta deal was found by Cheapflights users on 5/12. 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.
Mon 8/33:12 pm
LAX
- OPO
2 stops16h 18m
Delta
Fri 8/145:00 am
OPO
- LAX
1 stop17h 45m
Delta
Deal found 5/12![Delta logo]()
$921
This KLM deal was found by Cheapflights users on 5/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:05 am
LAX
- OPO
1 stop15h 15m
KLM
Sat 8/156:30 am
OPO
- LAX
1 stop23h 25m
KLM
Deal found 5/10![KLM logo]()
$1,131
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/712:13 am
LAX
- OPO
2 stops22h 47m
United Airlines
Wed 7/2211:20 am
OPO
- LAX
2 stops34h 35m
United Airlines
Deal found 5/10![United Airlines logo]()
$911
This Delta deal was found by Cheapflights users on 5/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:31 pm
LAX
- OPO
2 stops18h 54m
Delta
Mon 8/175:00 am
OPO
- LAX
2 stops21h 07m
Delta
Deal found 5/10![Delta logo]()
$995
This United Airlines deal was found by Cheapflights users on 5/15. 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 7/65:10 am
LAX
- OPO
2 stops17h 50m
United Airlines
Tue 7/2112:15 pm
OPO
- LAX
2 stops33h 40m
United Airlines
Deal found 5/15![United Airlines logo]()
$911
This United Airlines deal was found by Cheapflights users on 5/15. 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 7/58:15 am
LAX
- OPO
1 stop14h 35m
United Airlines
Tue 7/2112:15 pm
OPO
- LAX
1 stop17h 15m
United Airlines
Deal found 5/15![United Airlines logo]()
$919
This Delta deal was found by Cheapflights users on 5/13. 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 6/146:00 am
LAX
- OPO
1 stop20h 25m
Delta
Wed 7/15:00 am
OPO
- LAX
1 stop14h 50m
Delta
Deal found 5/13![Delta logo]()
$1,104
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Mon 8/39:20 pm
LAX
- OPO
2 stops24h 55m
United Airlines
Fri 8/1412:35 pm
OPO
- LAX
2 stops26h 56m
United Airlines
Deal found 5/12![United Airlines logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 5/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:13 am
LAX
- OPO
3 stops22h 47m
United Airlines
Mon 8/176:00 am
OPO
- LAX
2 stops19h 29m
United Airlines
Deal found 5/10![United Airlines logo]()
$1,096
This United Airlines deal was found by Cheapflights users on 5/15. 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 6/298:15 am
LAX
- OPO
1 stop14h 45m
United Airlines
Mon 7/611:15 am
OPO
- LAX
1 stop30h 44m
United Airlines
Deal found 5/15![United Airlines logo]()
$1,115
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Mon 6/158:15 am
LAX
- OPO
1 stop14h 45m
United Airlines
Mon 7/209:00 am
OPO
- LAX
2 stops21h 55m
United Airlines
Deal found 5/12![United Airlines logo]()
$1,126
Last-minute flights from Los Angeles to PortoDiscover last-minute flight deals from Los Angeles to Porto. Data last updated May 15, 2026 and is based on user searches.
Discover last-minute flight deals from Los Angeles to Porto. Data last updated May 15, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 5/10. 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 5/157:35 pm
LAX
- OPO
1 stop31h 50m
SWISS
Fri 5/2212:15 pm
OPO
- LAX
1 stop36h 15m
SWISS
Deal found 5/10![SWISS logo]()
$918
This Gotogate deal was found by Cheapflights users on 5/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:35 pm
LAX
- OPO
1 stop14h 55m
SWISS
Thu 5/217:20 pm
OPO
- LAX
1 stop29h 10m
SWISS
Deal found 5/12![SWISS logo]()
$934
This Mytrip deal was found by Cheapflights users on 5/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:45 pm
LAX
- OPO
3 stops31h 25m
Multiple Airlines
Thu 5/2111:00 am
OPO
- LAX
3 stops35h 45m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$959
This oojo deal was found by Cheapflights users on 5/14. 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.
Sun 5/174:40 pm
LAX
- OPO
1 stop19h 45m
TAP AIR PORTUGAL
Sat 5/235:05 am
OPO
- LAX
1 stop17h 35m
TAP AIR PORTUGAL
Deal found 5/14![TAP AIR PORTUGAL logo]()
$761
This Gotogate deal was found by Cheapflights users on 5/14. 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 5/177:35 pm
LAX
- OPO
1 stop14h 40m
SWISS
Sun 5/317:20 pm
OPO
- LAX
1 stop29h 10m
SWISS
Deal found 5/14![SWISS logo]()
$891
This Lufthansa deal was found by Cheapflights users on 5/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:30 pm
LAX
- OPO
1 stop21h 55m
Lufthansa
Mon 6/16:20 am
OPO
- LAX
1 stop16h 55m
Lufthansa
Deal found 5/12![Lufthansa logo]()
$911
This Cheapflightsfares deal was found by Cheapflights users on 5/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:35 pm
LAX
- OPO
1 stop19h 05m
TAP AIR PORTUGAL
Thu 6/1110:00 am
OPO
- LAX
1 stop17h 30m
TAP AIR PORTUGAL
Deal found 5/12![TAP AIR PORTUGAL logo]()
$924
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Mon 6/15:30 pm
LAX
- OPO
3 stops30h 30m
Multiple Airlines
Wed 6/103:15 pm
OPO
- LAX
2 stops33h 05m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$967
This Mytrip deal was found by Cheapflights users on 5/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:45 pm
LAX
- OPO
2 stops17h 50m
Multiple Airlines
Wed 6/1010:00 pm
OPO
- LAX
2 stops24h 45m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$972
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1910:20 am
LAX
- OPO
1 stop16h 55m
Royal Air Maroc
Thu 6/2512:15 pm
OPO
- LAX
1 stop28h 05m
Royal Air Maroc
Deal found 5/12![Royal Air Maroc logo]()
$986
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 May 15, 2026.
Search for one-way flight options from Los Angeles to Porto. Find affordable one-way fares based on user searches. Data last updated May 15, 2026.
This Air Canada deal was found by Cheapflights users on 5/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:26 pm
LAX
- OPO
2 stops27h 34m
Air Canada
Deal found 5/11![Air Canada logo]()
$375
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:30 am
LAX
- OPO
2 stops20h 15m
United Airlines
Deal found 5/11![United Airlines logo]()
$376
This LEVEL deal was found by Cheapflights users on 5/12. 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 LEVEL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:55 pm
LAX
- OPO
1 stop35h 40m
LEVEL
Deal found 5/12![LEVEL logo]()
$389
This Iberia deal was found by Cheapflights users on 5/14. 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 7/138:55 pm
LAX
- OPO
1 stop16h 25m
Iberia
Deal found 5/14![Iberia logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 8/28:10 pm
LAX
- OPO
2 stops40h 50m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 8/35:50 pm
LAX
- OPO
1 stop19h 10m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 8/45:50 pm
LAX
- OPO
1 stop32h 20m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:55 pm
LAX
- OPO
3 stops25h 50m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$418
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 May 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $675 (Kiwi.com) |
One-way from | $375 (Air Canada) |
Popular in | June |
Cheapest in | February |
Average price | $972 |
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 2,558,603 searches. Data last updated May 15, 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 - OPO
LAXOPO
Los Angeles Los Angeles
Thu 8/13
12:25 pm-7:10 am
1 stop34h 45m
Porto
Thu 8/27
11:50 am-11:23 am
2 stops31h 33m
$850
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Tue 7/7
12:13 am-7:00 am
2 stops22h 47m
Porto
Wed 7/22
11:20 am-1:55 pm
2 stops34h 35m
$911
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Mon 7/6
5:10 am-7:00 am
2 stops17h 50m
Porto
Tue 7/21
12:15 pm-1:55 pm
2 stops33h 40m
$911
Quickest round-trip
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Sun 7/5
8:15 am-6:50 am
1 stop14h 35m
Porto
Tue 7/21
12:15 pm-9:30 pm
1 stop17h 15m
$919
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Mon 8/3
3:12 pm-3:30 pm
2 stops16h 18m
Porto
Fri 8/14
5:00 am-2:45 pm
1 stop17h 45m
$921
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Wed 8/5
12:31 pm-3:25 pm
2 stops18h 54m
Porto
Mon 8/17
5:00 am-6:07 pm
2 stops21h 07m
$995
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Mon 8/3
9:20 pm-6:15 am
2 stops24h 55m
Porto
Fri 8/14
12:35 pm-7:31 am
2 stops26h 56m
$1,061
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Tue 8/4
12:13 am-7:00 am
3 stops22h 47m
Porto
Mon 8/17
6:00 am-5:29 pm
2 stops19h 29m
$1,096
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Sun 6/14
6:00 am-10:25 am
1 stop20h 25m
Porto
Wed 7/1
5:00 am-11:50 am
1 stop14h 50m
$1,104
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles Los Angeles
Mon 6/29
8:15 am-7:00 am
1 stop14h 45m
Porto
Mon 7/6
11:15 am-9:59 am
1 stop30h 44m
$1,115
Showing 1-10 of 21 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 May.
| 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 14 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 $621). Flying from Los Angeles to Porto in June is currently the most expensive (average of $1,146). 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?
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.
Istanbul (IST) – chosen by Cheapflights users on 38% 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 May 15, 2026.
Read through reviews of airlines operating flights from Los Angeles to Porto, such as Delta,United Airlines, andTAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
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
Aveiro
Arcos de Valdevez
Coimbra
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Los Angeles and Porto flights
Browse other Los Angeles and Porto flight options. Last updated on May 15, 2026.
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Top 9 airlines flying from Los Angeles to Porto
Discover the top 9 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 May 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$366 | Average$830 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$495 | Average$857 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$527 | Average$795 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$545 | Average$880 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$546 | Average$987 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$550 | Average$987 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$593 | Average$1,002 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$596 | Average$882 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$765 | Average$1,040 | FlexibilityNo cancel fee | On-time67% |