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Porto Alegre

$636+ Cheap flights from Louisiana to Porto Alegre (POA)

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — POA
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from Louisiana to Porto Alegre

Cheapest flights from Louisiana to Porto Alegre
Explore the most affordable flight options available from Louisiana to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This United Airlines deal was found by Cheapflights users on 2/6. 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 3/197:09 pm
MSY
-
POA
2 stops19h 16m
United Airlines
Mon 3/233:30 pm
POA
-
MSY
2 stops19h 04m
United Airlines
Deal found 2/6$1,379
This LATAM Airlines deal was found by Cheapflights users on 2/8. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2511:39 am
MSY
-
POA
2 stops21h 56m
LATAM Airlines
Wed 4/12:25 pm
POA
-
MSY
2 stops22h 11m
LATAM Airlines
Deal found 2/8$3,420

Find flight deals from Louisiana to Porto Alegre

Keep the following information in mind while searching for Louisiana to Porto Alegre flight deals. Data was last updated February 9, 2026.

Round-trip from

$1,379
(United Airlines)

One-way from

$636
(123 Milhas)
From Louisiana to Porto Alegre Salgado Filho
Search Deals
One-way flight from Louisiana to Porto Alegre Salgado Filho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana 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, Cheapflights users made 2,558,603 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Louisiana to Porto Alegre that are best for you.

Fly from

Louisiana

Fly to

Porto Alegre

Route

Depart

Return

Price

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Thu 3/19

7:09 pm-4:25 pm

2 stops19h 16m

Porto Alegre Salgado Filho

Mon 3/23

3:30 pm-8:34 am

2 stops19h 04m

$1,379

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Wed 3/25

11:39 am-11:35 am

2 stops21h 56m

Porto Alegre Salgado Filho

Wed 4/1

2:25 pm-10:36 am

2 stops22h 11m

$3,420

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Wed 3/25

11:39 am-6:30 am

2 stops16h 51m

$636

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Wed 3/25

7:00 am-2:50 pm

3 stops29h 50m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Best time to book a flight from Louisiana to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Louisiana with our price prediction graph.
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 Louisiana to Porto Alegre
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto Alegre from Louisiana?

    Located just 4.0 mi from the city center, Porto Alegre Salgado Filho (POA) is the airport most travelers will use when flying to Porto Alegre from Louisiana.

  • How long is the flight from Louisiana to Porto Alegre?

    For as low as $1,379, United Airlines can have you in Porto Alegre from Louisiana in 19h 16m. There are 4874 mi between Louisiana and Porto Alegre.

  • Can I find deals for flights from Louisiana to Porto Alegre that include hotel bookings?

    Yes. In addition to deals on Louisiana to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisiana to Porto Alegre?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Porto Alegre.

  • Can I find deals for business class flights from Louisiana to Porto Alegre?

    Yes. Cheapflights offers flight deals from Louisiana to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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