$310+ 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
Aug 23 — Aug 301
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 July 24, 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 July 24, 2026.
This oojo deal was found by Cheapflights users on 7/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:55 pm
LAX
- OPO
1 stop19h 30m
TAP AIR PORTUGAL
Sat 10/109:15 pm
OPO
- LAX
1 stop24h 40m
TAP AIR PORTUGAL
Deal found 7/20![TAP AIR PORTUGAL logo]()
$649
This oojo deal was found by Cheapflights users on 7/22. 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 9/224:45 pm
LAX
- OPO
1 stop16h 25m
TAP AIR PORTUGAL
Tue 9/295:05 am
OPO
- LAX
1 stop17h 40m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$656
This oojo deal was found by Cheapflights users on 7/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:55 pm
LAX
- OPO
1 stop19h 30m
TAP AIR PORTUGAL
Fri 9/257:00 am
OPO
- LAX
1 stop15h 35m
TAP AIR PORTUGAL
Deal found 7/20![TAP AIR PORTUGAL logo]()
$657
This FlightHub deal was found by Cheapflights users on 7/22. 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.
Tue 10/276:15 pm
LAX
- OPO
1 stop13h 45m
TAP AIR PORTUGAL
Mon 11/24:00 pm
OPO
- LAX
1 stop31h 15m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$668
This lol.travel deal was found by Cheapflights users on 7/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:40 pm
LAX
- OPO
1 stop14h 35m
TAP AIR PORTUGAL
Mon 8/244:00 pm
OPO
- LAX
1 stop30h 45m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$712
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/276:15 pm
LAX
- OPO
1 stop13h 45m
TAP AIR PORTUGAL
Thu 11/57:00 am
OPO
- LAX
1 stop16h 15m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$716
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 10/296:15 pm
LAX
- OPO
1 stop13h 45m
TAP AIR PORTUGAL
Thu 11/55:00 am
OPO
- LAX
1 stop18h 15m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$718
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 10/64:45 pm
LAX
- OPO
1 stop16h 25m
TAP AIR PORTUGAL
Sat 10/179:15 pm
OPO
- LAX
1 stop24h 40m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$719
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 10/44:40 pm
LAX
- OPO
1 stop14h 20m
TAP AIR PORTUGAL
Sat 10/173:30 pm
OPO
- LAX
1 stop30h 25m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$720
This Gotogate deal was found by Cheapflights users on 7/20. 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.
Wed 11/185:30 pm
LAX
- OPO
1 stop22h 25m
Multiple Airlines
Wed 12/96:00 am
OPO
- LAX
2 stops36h 34m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$724
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 10/44:40 pm
LAX
- OPO
1 stop14h 20m
TAP AIR PORTUGAL
Fri 10/2310:30 pm
OPO
- LAX
1 stop24h 10m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$725
This Gotogate deal was found by Cheapflights users on 7/22. 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 7/22![Multiple Airlines logo]()
$731
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 July 24, 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 July 24, 2026.
This KLM deal was found by Cheapflights users on 7/21. 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 10/287:55 pm
LAX
- OPO
1 stop19h 05m
KLM
Wed 11/45:55 am
OPO
- LAX
1 stop18h 40m
KLM
Deal found 7/21![KLM logo]()
$739
This Delta deal was found by Cheapflights users on 7/21. 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 10/286:40 am
LAX
- OPO
2 stops20h 55m
Delta
Wed 11/45:00 am
OPO
- LAX
2 stops20h 10m
Delta
Deal found 7/21![Delta logo]()
$746
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:15 am
LAX
- OPO
1 stop14h 45m
United Airlines
Mon 8/246:00 am
OPO
- LAX
1 stop18h 20m
United Airlines
Deal found 7/20![United Airlines logo]()
$911
This Delta deal was found by Cheapflights users on 7/22. 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 11/206:55 pm
LAX
- OPO
1 stop19h 05m
Delta
Fri 11/275:55 am
OPO
- LAX
1 stop20h 30m
Delta
Deal found 7/22![Delta logo]()
$834
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Fri 10/98:15 am
LAX
- OPO
1 stop14h 55m
United Airlines
Tue 10/1312:15 pm
OPO
- LAX
3 stops40h 24m
United Airlines
Deal found 7/23![United Airlines logo]()
$914
This Delta deal was found by Cheapflights users on 7/21. 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 10/2212:20 pm
LAX
- OPO
2 stops19h 05m
Delta
Sun 11/15:55 am
OPO
- LAX
2 stops22h 45m
Delta
Deal found 7/21![Delta logo]()
$853
This Delta deal was found by Cheapflights users on 7/21. 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 8/197:00 am
LAX
- OPO
2 stops19h 40m
Delta
Sun 8/2311:45 am
OPO
- LAX
1 stop32h 05m
Delta
Deal found 7/21![Delta logo]()
$926
This Delta deal was found by Cheapflights users on 7/23. 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 8/196:05 pm
LAX
- OPO
1 stop19h 55m
Delta
Mon 8/2411:25 am
OPO
- LAX
1 stop32h 25m
Delta
Deal found 7/23![Delta logo]()
$969
Last-minute flights from Los Angeles to PortoDiscover last-minute flight deals from Los Angeles to Porto. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Los Angeles to Porto. Data last updated July 24, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 7/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:40 pm
LAX
- OPO
1 stop14h 35m
TAP AIR PORTUGAL
Mon 8/244:00 pm
OPO
- LAX
1 stop30h 45m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$712
This oojo deal was found by Cheapflights users on 7/22. 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 8/114:45 pm
LAX
- OPO
1 stop18h 15m
TAP AIR PORTUGAL
Tue 9/15:05 am
OPO
- LAX
1 stop17h 40m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$741
This FlightHub deal was found by Cheapflights users on 7/23. 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.
Sat 8/154:55 pm
LAX
- OPO
1 stop19h 30m
TAP AIR PORTUGAL
Mon 8/2410:30 pm
OPO
- LAX
1 stop24h 15m
TAP AIR PORTUGAL
Deal found 7/23![TAP AIR PORTUGAL logo]()
$807
This oojo deal was found by Cheapflights users on 7/19. 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.
Sun 8/164:40 pm
LAX
- OPO
1 stop16h 20m
TAP AIR PORTUGAL
Mon 8/3110:30 pm
OPO
- LAX
1 stop24h 15m
TAP AIR PORTUGAL
Deal found 7/19![TAP AIR PORTUGAL logo]()
$733
This oojo deal was found by Cheapflights users on 7/22. 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 8/164:40 pm
LAX
- OPO
1 stop14h 35m
TAP AIR PORTUGAL
Sun 8/305:05 am
OPO
- LAX
1 stop16h 25m
TAP AIR PORTUGAL
Deal found 7/22![TAP AIR PORTUGAL logo]()
$743
This FlightHub deal was found by Cheapflights users on 7/23. 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 8/164:40 pm
LAX
- OPO
1 stop19h 55m
TAP AIR PORTUGAL
Mon 8/249:15 pm
OPO
- LAX
1 stop25h 30m
TAP AIR PORTUGAL
Deal found 7/23![TAP AIR PORTUGAL logo]()
$753
This FlightHub deal was found by Cheapflights users on 7/23. 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 8/164:40 pm
LAX
- OPO
1 stop19h 55m
TAP AIR PORTUGAL
Sat 8/227:00 am
OPO
- LAX
1 stop15h 40m
TAP AIR PORTUGAL
Deal found 7/23![TAP AIR PORTUGAL logo]()
$757
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/164:40 pm
LAX
- OPO
1 stop14h 35m
TAP AIR PORTUGAL
Tue 8/257:00 am
OPO
- LAX
1 stop15h 45m
TAP AIR PORTUGAL
Deal found 7/23![TAP AIR PORTUGAL logo]()
$808
This Booking.com deal was found by Cheapflights users on 7/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:55 pm
LAX
- OPO
1 stop23h 45m
TAP AIR PORTUGAL
Sat 8/293:30 pm
OPO
- LAX
1 stop30h 00m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$800
This Gotogate deal was found by Cheapflights users on 7/21. 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 8/254:45 pm
LAX
- OPO
1 stop16h 15m
TAP AIR PORTUGAL
Mon 9/74:00 pm
OPO
- LAX
1 stop30h 45m
TAP AIR PORTUGAL
Deal found 7/21![TAP AIR PORTUGAL logo]()
$763
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 July 24, 2026.
Search for one-way flight options from Los Angeles to Porto. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/20. 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.
Fri 10/1612:10 pm
LAX
- OPO
3 stops49h 10m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/257:00 am
LAX
- OPO
2 stops44h 50m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/286:30 am
LAX
- OPO
3 stops32h 25m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 10/267:00 am
LAX
- OPO
2 stops32h 20m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 10/65:58 pm
LAX
- OPO
3 stops43h 32m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 10/107:30 am
LAX
- OPO
3 stops53h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$330
This Booking.com deal was found by Cheapflights users on 7/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:30 pm
LAX
- OPO
1 stop22h 25m
Lufthansa
Deal found 7/22![Lufthansa logo]()
$342
This Delta deal was found by Cheapflights users on 7/22. 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 10/2810:45 am
LAX
- OPO
1 stop14h 20m
Delta
Deal found 7/22![Delta logo]()
$346
This United Airlines deal was found by Cheapflights users on 7/22. 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 10/2511:14 pm
LAX
- OPO
2 stops27h 16m
United Airlines
Deal found 7/22![United Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am
LAX
- OPO
3 stops49h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/316:30 am
LAX
- OPO
3 stops33h 00m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 7/22. 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 10/319:59 pm
LAX
- OPO
1 stop28h 06m
Delta
Deal found 7/22![Delta logo]()
$358
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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $649 (oojo) |
One-way from | $310 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,032 |
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 July 24, 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
Wed 10/28
7:55 pm-10:00 pm
1 stop19h 05m
Porto
Wed 11/4
5:55 am-4:35 pm
1 stop18h 40m
$739
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Wed 10/28
6:40 am-10:35 am
2 stops20h 55m
Porto
Wed 11/4
5:00 am-5:10 pm
2 stops20h 10m
$746
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Fri 11/20
6:55 pm-10:00 pm
1 stop19h 05m
Porto
Fri 11/27
5:55 am-6:25 pm
1 stop20h 30m
$834
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Thu 10/22
12:20 pm-3:25 pm
2 stops19h 05m
Porto
Sun 11/1
5:55 am-9:40 pm
2 stops22h 45m
$853
Quickest round-trip
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Tue 8/18
8:15 am-7:00 am
1 stop14h 45m
Porto
Mon 8/24
6:00 am-4:20 pm
1 stop18h 20m
$911
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Fri 10/9
8:15 am-7:10 am
1 stop14h 55m
Porto
Tue 10/13
12:15 pm-8:39 pm
3 stops40h 24m
$914
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Wed 8/19
7:00 am-10:40 am
2 stops19h 40m
Porto
Sun 8/23
11:45 am-11:50 am
1 stop32h 05m
$926
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Wed 8/19
6:05 pm-10:00 pm
1 stop19h 55m
Porto
Mon 8/24
11:25 am-11:50 am
1 stop32h 25m
$969
Cheapest one-way
Quickest one-way
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Mon 11/23
6:00 am-9:30 am
1 stop19h 30m
$346
Los AngelesPorto
LAX - OPO
LAXOPO
Los Angeles
Sat 9/19
8:55 pm-4:10 pm
1 stop35h 15m
$371
Showing 1-10 of 15 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 July.
| 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
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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 December is currently the most expensive (average of $1,140). 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 $861 and $1,234 in October.The cheapest round-trip price found within the last 5 days was $649 on TAP AIR PORTUGAL (Oct 3-Oct 10).
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 July 24, 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.
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
Food
7.3
Boarding
7.8
Overall
7.8
Comfort
7.7
Crew
8.4
Entertainment
7.2
Reviews
1 / 20
4.0
OkaySubhash,Jul 2026
CDG - ATL
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
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Los Angeles and Porto flights
Browse other Los Angeles and Porto flight options. Last updated on July 24, 2026.
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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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$366 | Average$830 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$533 | Average$660 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$533 | Average$915 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$544 | Average$935 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$545 | Average$820 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$562 | Average$1,037 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$576 | Average$840 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$623 | Average$880 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$742 | Average$991 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$830 | Average$1,040 | FlexibilityNo cancel fee | On-time67% |