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Cheap flights from Los Angeles to Porto Alegre from $430

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 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from Los Angeles to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
11:30 am - 6:20 am
LAX
-
POA
14h 50m
1 stop
LATAM Airlines Logo
8:50 am - 7:50 am
POA
-
LAX
27h 00m
2 stops
$738LATAM Airlines
Sun, Sep 13 - Mon, Sep 14
LATAM Airlines Logo
11:35 am - 6:15 pm
LAX
-
POA
26h 40m
2 stops
LATAM Airlines Logo
8:25 pm - 7:00 pm
POA
-
LAX
26h 35m
2 stops
$738LATAM Airlines
Sun, Sep 13 - Mon, Sep 14
LATAM Airlines Logo
1:55 pm - 9:20 am
LAX
-
POA
15h 25m
1 stop
LATAM Airlines Logo
7:05 pm - 7:00 pm
POA
-
LAX
27h 55m
2 stops
$743LATAM Airlines
Fri, Aug 14 - Sat, Aug 15
Copa Airlines Logo
1:34 am - 12:20 am
LAX
-
POA
18h 46m
1 stop
Copa Airlines Logo
1:20 am - 4:47 pm
POA
-
LAX
19h 27m
1 stop
$840Copa Airlines
Thu, Sep 10 - Thu, Sep 17
Copa Airlines Logo
2:19 am - 12:15 am
LAX
-
POA
17h 56m
1 stop
Copa Airlines Logo
1:15 am - 10:58 pm
POA
-
LAX
25h 43m
1 stop
$892Copa Airlines
Sun, Aug 16 - Thu, Aug 20
Copa Airlines Logo
1:51 am - 12:20 am
LAX
-
POA
18h 29m
1 stop
Copa Airlines Logo
1:20 am - 4:47 pm
POA
-
LAX
19h 27m
1 stop
$905Copa Airlines
Sun, Sep 13 - Sun, Sep 20
American Airlines Logo
10:30 am - 10:45 am
LAX
-
POA
20h 15m
2 stops
American Airlines Logo
6:45 pm - 9:47 am
POA
-
LAX
19h 02m
2 stops
$916American Airlines
Mon, Aug 17 - Fri, Aug 21
American Airlines Logo
7:05 am - 10:45 am
LAX
-
POA
23h 40m
2 stops
American Airlines Logo
6:15 pm - 11:19 am
POA
-
LAX
21h 04m
2 stops
$921American Airlines
Mon, Aug 17 - Wed, Aug 26
American Airlines Logo
2:00 pm - 3:35 pm
LAX
-
POA
21h 35m
2 stops
American Airlines Logo
6:45 pm - 11:19 am
POA
-
LAX
20h 34m
2 stops
$922American Airlines
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
7:00 am - 1:00 pm
LAX
-
POA
26h 00m
3 stops
United Airlines Logo
4:05 pm - 3:19 pm
POA
-
LAX
27h 14m
2 stops
$980United Airlines
Tue, Oct 6 - Sun, Oct 18

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LATAM Airlines flights from Los Angeles to Porto Alegre

Our best LATAM Airlines deals on Los Angeles to Porto Alegre flight tickets
LATAM Airlines
Sep 13
LAX11:30 amLos Angeles
14h 50m
1 stop
POA6:20 amPorto Alegre Salgado Filho
Sep 14
POA8:50 amPorto Alegre Salgado Filho
27h 00m
2 stops
LAX7:50 amLos Angeles
$738
LATAM Airlines
Aug 14
LAX1:55 pmLos Angeles
15h 25m
1 stop
POA9:20 amPorto Alegre Salgado Filho
Aug 15
POA7:05 pmPorto Alegre Salgado Filho
27h 55m
2 stops
LAX7:00 pmLos Angeles
$743
LATAM Airlines
Aug 14
LAX9:32 amLos Angeles
21h 43m
2 stops
POA11:15 amPorto Alegre Salgado Filho
Aug 15
POA7:05 pmPorto Alegre Salgado Filho
27h 55m
2 stops
LAX7:00 pmLos Angeles
$820

Copa Airlines flights from Los Angeles to Porto Alegre

Our best Copa Airlines deals on Los Angeles to Porto Alegre flight tickets
Copa Airlines
Sep 10
LAX1:34 amLos Angeles
18h 46m
1 stop
POA12:20 amPorto Alegre Salgado Filho
Sep 17
POA1:20 amPorto Alegre Salgado Filho
19h 27m
1 stop
LAX4:47 pmLos Angeles
$840
Copa Airlines
Aug 16
LAX2:19 amLos Angeles
17h 56m
1 stop
POA12:15 amPorto Alegre Salgado Filho
Aug 20
POA1:15 amPorto Alegre Salgado Filho
25h 43m
1 stop
LAX10:58 pmLos Angeles
$892
Copa Airlines
Oct 14
LAX10:04 pmLos Angeles
22h 16m
1 stop
POA12:20 amPorto Alegre Salgado Filho
Nov 11
POA1:30 amPorto Alegre Salgado Filho
19h 22m
1 stop
LAX3:52 pmLos Angeles
$925

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 August 1, 2026.
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

Cheapest round-trip

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Sun 9/13

11:30 am-6:20 am

1 stop14h 50m

Porto Alegre Salgado Filho

Mon 9/14

8:50 am-7:50 am

2 stops27h 00m

$738

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Sun 9/13

11:35 am-6:15 pm

2 stops26h 40m

Porto Alegre Salgado Filho

Mon 9/14

8:25 pm-7:00 pm

2 stops26h 35m

$738

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Fri 8/14

1:55 pm-9:20 am

1 stop15h 25m

Porto Alegre Salgado Filho

Sat 8/15

7:05 pm-7:00 pm

2 stops27h 55m

$743

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Thu 9/10

1:34 am-12:20 am

1 stop18h 46m

Porto Alegre Salgado Filho

Thu 9/17

1:20 am-4:47 pm

1 stop19h 27m

$840

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Sun 8/16

2:19 am-12:15 am

1 stop17h 56m

Porto Alegre Salgado Filho

Thu 8/20

1:15 am-10:58 pm

1 stop25h 43m

$892
Quickest round-trip

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Sun 9/13

1:51 am-12:20 am

1 stop18h 29m

Porto Alegre Salgado Filho

Sun 9/20

1:20 am-4:47 pm

1 stop19h 27m

$905

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Mon 8/17

10:30 am-10:45 am

2 stops20h 15m

Porto Alegre Salgado Filho

Fri 8/21

6:45 pm-9:47 am

2 stops19h 02m

$916

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Mon 8/17

7:05 am-10:45 am

2 stops23h 40m

Porto Alegre Salgado Filho

Wed 8/26

6:15 pm-11:19 am

2 stops21h 04m

$921

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Mon 8/17

2:00 pm-3:35 pm

2 stops21h 35m

Porto Alegre Salgado Filho

Wed 8/26

6:45 pm-11:19 am

2 stops20h 34m

$922

Los AngelesPorto Alegre

LAX - POA

LAXPOA

Los Angeles

Tue 10/6

7:00 am-1:00 pm

3 stops26h 00m

Porto Alegre Salgado Filho

Sun 10/18

4:05 pm-3:19 pm

2 stops27h 14m

$980

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 November is your next best option. Flight prices from Los Angeles to Porto Alegre during November average around $554.

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

You could potentially save up to 54% 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 August 2026, prices for Los Angeles to Porto Alegre flights are approximately 44% 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

19h 48m

Direct flights

None
The fastest flight from Los Angeles to Porto Alegre takes 19h 48m
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

Frequently asked questions about flying from Los Angeles to Porto Alegre

  • 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 19h 48m.

  • 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
Copa AirlinesPriceFrom $339Free CancellationRating
7.6
1,564 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $356Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $833Free CancellationRating
7.4
1,968 reviews
Search LATAM 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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