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Cheap flights from Los Angeles to Porto from $268

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to Porto departing on 10/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Los Angeles to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:00 pm - 2:55 pmLAX-OPO
15h 55m1 stop
Lufthansa Logo
6:15 am - 3:15 pmOPO-LAX
17h 00m1 stop
$493Lufthansa
Find Deal
Mon, Nov 24 - Sun, Dec 7
Lufthansa Logo
3:00 pm - 3:15 pmLAX-OPO
16h 15m1 stop
Lufthansa Logo
6:15 am - 3:15 pmOPO-LAX
17h 00m1 stop
$495Lufthansa
Find Deal
Sun, Nov 9 - Sat, Nov 22
Lufthansa Logo
3:00 pm - 2:55 pmLAX-OPO
15h 55m1 stop
Lufthansa Logo
6:15 am - 3:15 pmOPO-LAX
17h 00m1 stop
$497Lufthansa
Find Deal
Mon, Nov 10 - Sun, Nov 23
Multiple Airlines Logo
8:20 am - 12:05 pmLAX-OPO
19h 45m2 stops
Multiple Airlines Logo
6:15 am - 9:08 pmOPO-LAX
22h 53m2 stops
$506Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
SWISS Logo
7:10 pm - 11:10 amLAX-OPO
32h 00m1 stop
SWISS Logo
12:10 pm - 4:35 pmOPO-LAX
36h 25m1 stop
$511SWISS
Find Deal
Wed, Feb 11 - Wed, Feb 18
SWISS Logo
7:10 pm - 11:15 amLAX-OPO
32h 05m1 stop
SWISS Logo
12:05 pm - 4:35 pmOPO-LAX
36h 30m1 stop
$512SWISS
Find Deal
Sun, Nov 30 - Sun, Dec 7
United Airlines Logo
6:00 am - 9:30 amLAX-OPO
19h 30m2 stops
United Airlines Logo
6:00 am - 8:51 pmOPO-LAX
22h 51m2 stops
$538United Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
United Airlines Logo
12:30 pm - 9:30 amLAX-OPO
13h 00m1 stop
United Airlines Logo
12:30 pm - 1:05 pmOPO-LAX
32h 35m1 stop
$542United Airlines
Find Deal
Wed, Nov 19 - Tue, Nov 25
Delta Logo
9:50 am - 3:25 pmLAX-OPO
21h 35m2 stops
Delta Logo
6:35 am - 8:03 pmOPO-LAX
21h 28m2 stops
$547Delta
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Tue, Jan 6 - Thu, Jan 15
TAP AIR PORTUGAL Logo
5:45 pm - 6:55 pmLAX-OPO
18h 10m1 stop
TAP AIR PORTUGAL Logo
7:00 am - 2:40 pmOPO-LAX
15h 40m1 stop
$578TAP AIR PORTUGAL
Find Deal
Tue, Oct 28 - Thu, Nov 6

Turkish Airlines flights from Los Angeles to Porto

Our best Turkish Airlines deals on Los Angeles to Porto flight tickets
Turkish Airlines
Oct 20
LAX12:10 amLos Angeles
31h 40m
1 stop
OPO3:50 pmPorto
Oct 29
OPO10:55 amPorto
32h 15m
1 stop
LAX12:10 pmLos Angeles
$651
Find similar
Turkish Airlines
Oct 15
LAX7:55 pmLos Angeles
29h 50m
1 stop
OPO9:45 amPorto
Oct 26
OPO4:30 pmPorto
26h 40m
1 stop
LAX12:10 pmLos Angeles
$707
Find similar
Turkish Airlines
Oct 15
LAX7:55 pmLos Angeles
29h 50m
1 stop
OPO9:45 amPorto
Oct 20
OPO10:55 amPorto
19h 30m
1 stop
LAX10:25 pmLos Angeles
$760
Find similar

Lufthansa flights from Los Angeles to Porto

Our best Lufthansa deals on Los Angeles to Porto flight tickets
Lufthansa
Nov 24
LAX3:00 pmLos Angeles
15h 55m
1 stop
OPO2:55 pmPorto
Dec 7
OPO6:15 amPorto
17h 00m
1 stop
LAX3:15 pmLos Angeles
$493
Find similar
Lufthansa
Nov 9
LAX3:00 pmLos Angeles
16h 15m
1 stop
OPO3:15 pmPorto
Nov 22
OPO6:15 amPorto
17h 00m
1 stop
LAX3:15 pmLos Angeles
$495
Find similar
Lufthansa
Nov 10
LAX3:00 pmLos Angeles
15h 55m
1 stop
OPO2:55 pmPorto
Nov 23
OPO6:15 amPorto
17h 00m
1 stop
LAX3:15 pmLos Angeles
$497
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 9, 2025.
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

Price

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Mon 11/24

3:00 pm-2:55 pm

1 stop15h 55m

Porto

Sun 12/7

6:15 am-3:15 pm

1 stop17h 00m

$493

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 11/9

3:00 pm-3:15 pm

1 stop16h 15m

Porto

Sat 11/22

6:15 am-3:15 pm

1 stop17h 00m

$495

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Mon 11/10

3:00 pm-2:55 pm

1 stop15h 55m

Porto

Sun 11/23

6:15 am-3:15 pm

1 stop17h 00m

$497

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Thu 12/4

8:20 am-12:05 pm

2 stops19h 45m

Porto

Sun 12/7

6:15 am-9:08 pm

2 stops22h 53m

$506

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 2/11

7:10 pm-11:10 am

1 stop32h 00m

Porto

Wed 2/18

12:10 pm-4:35 pm

1 stop36h 25m

$511

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sun 11/30

7:10 pm-11:15 am

1 stop32h 05m

Porto

Sun 12/7

12:05 pm-4:35 pm

1 stop36h 30m

$512

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Sat 11/8

6:00 am-9:30 am

2 stops19h 30m

Porto

Sat 11/15

6:00 am-8:51 pm

2 stops22h 51m

$538

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Wed 11/19

12:30 pm-9:30 am

1 stop13h 00m

Porto

Tue 11/25

12:30 pm-1:05 pm

1 stop32h 35m

$542

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 1/6

9:50 am-3:25 pm

2 stops21h 35m

Porto

Thu 1/15

6:35 am-8:03 pm

2 stops21h 28m

$547

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

Tue 10/28

5:45 pm-6:55 pm

1 stop18h 10m

Porto

Thu 11/6

7:00 am-2:40 pm

1 stop15h 40m

$578

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Los Angeles to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Los Angeles, with most prices found around $687. If you aren’t able to travel during the month of February, then book flights to Porto from Los Angeles during November instead. Flights to Porto in November, while not as cheap as those in February, still average around $722.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $942. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,197. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from Los Angeles to Porto when you can find flight prices for as low as $954. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,172 on average. Flights to Porto from Los Angeles in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $927 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Los Angeles for as low as $784 on momondo.

How have Los Angeles to Porto flight prices changed over time?

As of October 2025, prices for Los Angeles to Porto flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Los Angeles to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Los Angeles to Porto (LAX to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Los Angeles to Porto

Direct flights

None
There are no direct flights from Los Angeles to Porto. There are no popular flight routes from Los Angeles to Porto.
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  • How far is Los Angeles to Porto by plane?

    Los Angeles and Porto are 5584.8 mi apart from one another. By plane, this route typically takes 13h 00m.

  • When did momondo last update prices for flights from Los Angeles Airport to Porto Airport?

    Prices for flights from Los Angeles Airport to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Los Angeles Airport to Porto Airport?

  • How old do you have to be to fly from Los Angeles Airport to Porto Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Los Angeles Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Los Angeles to Porto?

Best airlines flying from Los Angeles to Porto

Compare and see reviews for airlines that fly from Los Angeles to Porto with momondo
Airline
Rating
Free Cancellation
Price
LEVELPriceFrom $402Free CancellationRating
0.0
Search LEVEL flights
British AirwaysPriceFrom $533Free CancellationRating
6.7
7,446 reviews
Search British Airways flights
IberiaPriceFrom $545Free CancellationRating
7.0
2,982 reviews
Search Iberia flights
American AirlinesPriceFrom $574Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
TAP AIR PORTUGALPriceFrom $575Free CancellationRating
7.1
2,005 reviews
Search TAP AIR PORTUGAL flights
SWISSPriceFrom $610Free CancellationRating
7.6
1,766 reviews
Search SWISS flights
United AirlinesPriceFrom $667Free CancellationRating
7.4
8,965 reviews
Search United Airlines flights
Air CanadaPriceFrom $685Free CancellationRating
7.1
10,263 reviews
Search Air Canada flights
DeltaPriceFrom $699Free CancellationRating
7.9
7,971 reviews
Search Delta flights
LufthansaPriceFrom $711Free CancellationRating
6.8
7,465 reviews
Search Lufthansa flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Aveiro
Braga
Matosinhos
Caminha
Esposende
Lamego
Guimarães
Chaves
Espinho
Viseu
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Los Angeles to Porto?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Los Angeles to Porto. momondo saves you time and could save you money on your trip.

Can I find flights from Los Angeles to Porto with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Porto from Los Angeles with this policy.

How can momondo help me find flights from Los Angeles to Porto?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto from Los Angeles.

I’m not ready to book a flight from Los Angeles to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto from Los Angeles. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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