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Cheap flights from Los Angeles to Porto Alegre from $312

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 Alegre departing on 2/24. 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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Find the cheapest flights from Los Angeles to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
1:06 am - 12:25 am
LAX
-
POA
18h 19m1 stop
Copa Airlines Logo
1:30 am - 1:05 pm
POA
-
LAX
15h 35m1 stop
$603Copa Airlines
Sun, Mar 1 - Mon, Mar 23
United Airlines Logo
7:00 am - 2:05 pm
LAX
-
POA
26h 05m2 stops
United Airlines Logo
5:10 pm - 11:47 am
POA
-
LAX
22h 37m2 stops
$732United Airlines
Mon, Mar 2 - Tue, Mar 24
United Airlines Logo
6:00 am - 4:10 pm
LAX
-
POA
29h 10m2 stops
United Airlines Logo
5:10 pm - 12:04 am
POA
-
LAX
34h 54m2 stops
$741United Airlines
Fri, Feb 20 - Fri, Mar 20
Multiple Airlines Logo
12:50 pm - 4:30 pm
LAX
-
POA
22h 40m1 stop
Multiple Airlines Logo
6:40 pm - 11:46 pm
POA
-
LAX
33h 06m2 stops
$776Multiple Airlines
Mon, Mar 2 - Tue, Mar 24
LATAM Airlines Logo
6:00 am - 9:20 am
LAX
-
POA
22h 20m2 stops
LATAM Airlines Logo
6:00 pm - 7:15 am
POA
-
LAX
17h 15m1 stop
$806LATAM Airlines
Fri, Feb 20 - Fri, Mar 20
Delta Logo
10:45 am - 2:15 pm
LAX
-
POA
23h 30m2 stops
Delta Logo
5:50 pm - 6:50 pm
POA
-
LAX
29h 00m2 stops
$807Delta
Tue, Mar 31 - Wed, Apr 8
LATAM Airlines Logo
10:59 pm - 2:10 am
LAX
-
POA
23h 11m2 stops
LATAM Airlines Logo
5:50 pm - 6:50 pm
POA
-
LAX
29h 00m3 stops
$847LATAM Airlines
Tue, Mar 31 - Wed, Apr 8
LATAM Airlines Logo
9:53 am - 5:00 pm
LAX
-
POA
26h 07m2 stops
LATAM Airlines Logo
8:50 am - 6:50 am
POA
-
LAX
27h 00m2 stops
$851LATAM Airlines
Thu, Jan 15 - Wed, Jan 21
Copa Airlines Logo
1:06 am - 12:25 am
LAX
-
POA
18h 19m1 stop
Copa Airlines Logo
1:30 am - 1:05 pm
POA
-
LAX
15h 35m1 stop
$859Copa Airlines
Thu, Feb 19 - Thu, Mar 19
LATAM Airlines Logo
7:20 am - 9:20 am
LAX
-
POA
21h 00m2 stops
LATAM Airlines Logo
10:05 am - 7:15 am
POA
-
LAX
25h 10m3 stops
$912LATAM Airlines
Fri, Feb 20 - Fri, Mar 20

Copa Airlines flights from Los Angeles to Porto Alegre

Our best Copa Airlines deals on Los Angeles to Porto Alegre flight tickets
Copa Airlines
Mar 1
LAX1:06 amLos Angeles
18h 19m
1 stop
POA12:25 amPorto Alegre Salgado Filho
Mar 23
POA1:30 amPorto Alegre Salgado Filho
15h 35m
1 stop
LAX1:05 pmLos Angeles
$603
Find similar
Copa Airlines
Feb 19
LAX1:06 amLos Angeles
18h 19m
1 stop
POA12:25 amPorto Alegre Salgado Filho
Mar 19
POA1:30 amPorto Alegre Salgado Filho
15h 35m
1 stop
LAX1:05 pmLos Angeles
$859
Find similar
Copa Airlines
Jan 14
LAX1:25 amLos Angeles
18h 05m
1 stop
POA12:30 amPorto Alegre Salgado Filho
Jan 20
POA1:35 amPorto Alegre Salgado Filho
26h 01m
1 stop
LAX10:36 pmLos Angeles
$975
Find similar

United Airlines flights from Los Angeles to Porto Alegre

Our best United Airlines deals on Los Angeles to Porto Alegre flight tickets
United Airlines
Mar 2
LAX7:00 amLos Angeles
26h 05m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 24
POA5:10 pmPorto Alegre Salgado Filho
22h 37m
2 stops
LAX11:47 amLos Angeles
$732
Find similar
United Airlines
Feb 20
LAX6:00 amLos Angeles
29h 10m
2 stops
POA4:10 pmPorto Alegre Salgado Filho
Mar 20
POA5:10 pmPorto Alegre Salgado Filho
34h 54m
2 stops
LAX12:04 amLos Angeles
$741
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Los Angeles to Porto Alegre 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 December 18, 2025.
Use the filters below to find and compare flights from Los Angeles to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Sun 3/1

1:06 am-12:25 am

1 stop18h 19m

Porto Alegre Salgado Filho

Mon 3/23

1:30 am-1:05 pm

1 stop15h 35m

$603

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Mon 3/2

7:00 am-2:05 pm

2 stops26h 05m

Porto Alegre Salgado Filho

Tue 3/24

5:10 pm-11:47 am

2 stops22h 37m

$732

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Fri 2/20

6:00 am-4:10 pm

2 stops29h 10m

Porto Alegre Salgado Filho

Fri 3/20

5:10 pm-12:04 am

2 stops34h 54m

$741

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Mon 3/2

12:50 pm-4:30 pm

1 stop22h 40m

Porto Alegre Salgado Filho

Tue 3/24

6:40 pm-11:46 pm

2 stops33h 06m

$776

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Fri 2/20

6:00 am-9:20 am

2 stops22h 20m

Porto Alegre Salgado Filho

Fri 3/20

6:00 pm-7:15 am

1 stop17h 15m

$806

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Tue 3/31

10:45 am-2:15 pm

2 stops23h 30m

Porto Alegre Salgado Filho

Wed 4/8

5:50 pm-6:50 pm

2 stops29h 00m

$807

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Tue 3/31

10:59 pm-2:10 am

2 stops23h 11m

Porto Alegre Salgado Filho

Wed 4/8

5:50 pm-6:50 pm

3 stops29h 00m

$847

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Thu 1/15

9:53 am-5:00 pm

2 stops26h 07m

Porto Alegre Salgado Filho

Wed 1/21

8:50 am-6:50 am

2 stops27h 00m

$851

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Thu 2/19

1:06 am-12:25 am

1 stop18h 19m

Porto Alegre Salgado Filho

Thu 3/19

1:30 am-1:05 pm

1 stop15h 35m

$859

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Fri 2/20

7:20 am-9:20 am

2 stops21h 00m

Porto Alegre Salgado Filho

Fri 3/20

10:05 am-7:15 am

3 stops25h 10m

$912

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 Alegre from

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

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 Alegre?

The cheapest month to fly to Porto Alegre from Los Angeles is in September. Flight prices, which tend to average around $524, are often lower during this time because this is during the off-season. If you’re not able to fly to Porto Alegre in September, then August is your next best option. Flight prices from Los Angeles to Porto Alegre during August average around $569.

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

Our data shows that Tuesday is the least expensive day to fly to Porto Alegre. Tickets to fly out on this day can be as low as $720. On the other hand, Saturday is the most expensive day to depart from Los Angeles because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $995.

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

Our most recent data shows that the best time of day to fly to Porto Alegre is in the morning. Flights from Los Angeles to Porto Alegre during this time can be as low as $741. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $927 on average. Flights to Porto Alegre from Los Angeles in the evening 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 Alegre?

You are more likely to see cheaper flights to Porto Alegre from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto Alegre for around $671 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto Alegre from Los Angeles for as low as $493 on momondo.

Can stopping save me money on Los Angeles to Porto Alegre flights?

You could potentially save up to 8% on your flight if you consider stops on a Los Angeles to Porto Alegre flight.

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

As of December 2025, prices for Los Angeles to Porto Alegre flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to Porto Alegre

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

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

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

Fastest flight time

23h 30m

Direct flights

None
The fastest flight from Los Angeles to Porto Alegre takes 23h 30m
There are no direct flights from Los Angeles to Porto Alegre. There are no popular flight routes from Los Angeles to Porto Alegre.
Search flight deals

  • How far is Los Angeles to Porto Alegre Salgado Filho by plane?

    Los Angeles and Porto Alegre Salgado Filho are 6218.3 mi apart from one another. A reasonable flight in good conditions will take 23h 30m.

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

    Prices for flights from Los Angeles Airport to Porto Alegre Salgado Filho Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Porto Alegre Salgado Filho Airport.

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

    The travel and health documents required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Los Angeles to Porto Alegre

Compare and see reviews for airlines that fly from Los Angeles to Porto Alegre with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $243Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
DeltaPriceFrom $489Free CancellationRating
7.9
8,005 reviews
Search Delta flights
LATAM AirlinesPriceFrom $503Free CancellationRating
7.5
1,893 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $548Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto Alegre from Los Angeles.

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

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

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

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 Alegre from Los Angeles.

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

Of course. momondo tracks the price of Los Angeles to Porto Alegre flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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