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Cheap flights from Louisiana to Porto Alegre from $921

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Porto Alegre departing on 8/15. 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
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from Louisiana to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
3:30 pm - 4:00 pm
MSY
-
POA
22h 30m
2 stops
LATAM Airlines Logo
2:20 pm - 9:54 am
POA
-
MSY
21h 34m
2 stops
$921LATAM Airlines
Sat, Aug 15 - Wed, Aug 19
LATAM Airlines Logo
3:30 pm - 4:00 pm
MSY
-
POA
22h 30m
2 stops
LATAM Airlines Logo
2:20 pm - 9:54 am
POA
-
MSY
21h 34m
2 stops
$1,160LATAM Airlines
Sat, Aug 15 - Wed, Aug 19
GOL Logo
6:57 pm - 12:40 am
MSY
-
POA
51h 43m
2 stops
GOL Logo
6:00 am - 9:21 pm
POA
-
MSY
41h 21m
2 stops
$1,306GOL
Sat, Jul 25 - Sat, Aug 1
GOL Logo
7:29 am - 11:35 pm
MSY
-
POA
37h 06m
2 stops
GOL Logo
5:30 pm - 11:59 pm
POA
-
MSY
33h 29m
2 stops
$1,410GOL
Sat, Dec 12 - Mon, Jan 4
GOL Logo
7:58 pm - 3:30 pm
MSY
-
POA
41h 32m
3 stops
GOL Logo
10:00 am - 12:09 am
POA
-
MSY
40h 09m
2 stops
$1,541GOL
Sat, Jul 25 - Sat, Aug 1
Multiple Airlines Logo
11:30 am - 3:20 pm
MSY
-
POA
24h 50m
3 stops
Multiple Airlines Logo
5:30 am - 10:23 am
POA
-
MSY
31h 53m
2 stops
$2,437Multiple Airlines
Sat, Dec 12 - Mon, Jan 4
Air Canada Logo
12:17 pm - 3:35 pm
MSY
-
POA
25h 18m
3 stops
Air Canada Logo
3:35 pm - 12:55 pm
POA
-
MSY
23h 20m
3 stops
$12,633Air Canada
Sat, Jul 25 - Sat, Aug 1

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LATAM Airlines flights from Louisiana to Porto Alegre

Our best LATAM Airlines deals on Louisiana to Porto Alegre flight tickets
LATAM Airlines
Aug 15
MSY3:30 pmNew Orleans Louis Armstrong
22h 30m
2 stops
POA4:00 pmPorto Alegre Salgado Filho
Aug 19
POA2:20 pmPorto Alegre Salgado Filho
21h 34m
2 stops
MSY9:54 amNew Orleans Louis Armstrong
$921
LATAM Airlines
Aug 15
MSY3:30 pmNew Orleans Louis Armstrong
22h 30m
2 stops
POA4:00 pmPorto Alegre Salgado Filho
Aug 19
POA2:20 pmPorto Alegre Salgado Filho
21h 34m
2 stops
MSY9:54 amNew Orleans Louis Armstrong
$1,160

GOL flights from Louisiana to Porto Alegre

Our best GOL deals on Louisiana to Porto Alegre flight tickets
GOL
Jul 25
MSY6:57 pmNew Orleans Louis Armstrong
51h 43m
2 stops
POA12:40 amPorto Alegre Salgado Filho
Aug 1
POA6:00 amPorto Alegre Salgado Filho
41h 21m
2 stops
MSY9:21 pmNew Orleans Louis Armstrong
$1,306
GOL
Dec 12
MSY7:29 amNew Orleans Louis Armstrong
37h 06m
2 stops
POA11:35 pmPorto Alegre Salgado Filho
Jan 4
POA5:30 pmPorto Alegre Salgado Filho
33h 29m
2 stops
MSY11:59 pmNew Orleans Louis Armstrong
$1,410
GOL
Jul 25
MSY7:58 pmNew Orleans Louis Armstrong
41h 32m
3 stops
POA3:30 pmPorto Alegre Salgado Filho
Aug 1
POA10:00 amPorto Alegre Salgado Filho
40h 09m
2 stops
MSY12:09 amNew Orleans Louis Armstrong
$1,541

momondo 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, momondo users made 832,500 searches. Data last updated June 30, 2026.
Use the filters below to find and compare flights from Louisiana to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 8/15

3:30 pm-4:00 pm

2 stops22h 30m

Porto Alegre Salgado Filho

Wed 8/19

2:20 pm-9:54 am

2 stops21h 34m

$921

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 8/15

3:30 pm-4:00 pm

2 stops22h 30m

Porto Alegre Salgado Filho

Wed 8/19

2:20 pm-9:54 am

2 stops21h 34m

$1,160

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 7/25

6:57 pm-12:40 am

2 stops51h 43m

Porto Alegre Salgado Filho

Sat 8/1

6:00 am-9:21 pm

2 stops41h 21m

$1,306

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 12/12

7:29 am-11:35 pm

2 stops37h 06m

Porto Alegre Salgado Filho

Mon 1/4

5:30 pm-11:59 pm

2 stops33h 29m

$1,410

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 7/25

7:58 pm-3:30 pm

3 stops41h 32m

Porto Alegre Salgado Filho

Sat 8/1

10:00 am-12:09 am

2 stops40h 09m

$1,541

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 12/12

11:30 am-3:20 pm

3 stops24h 50m

Porto Alegre Salgado Filho

Mon 1/4

5:30 am-10:23 am

2 stops31h 53m

$2,437

New OrleansPorto Alegre

MSY - POA

MSYPOA

New Orleans Louis Armstrong

Sat 7/25

12:17 pm-3:35 pm

3 stops25h 18m

Porto Alegre Salgado Filho

Sat 8/1

3:35 pm-12:55 pm

3 stops23h 20m

$12,633

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Louisiana to Porto Alegre flight deals and tips

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

Fastest flight time

33h 36m

Direct flights

None
The fastest flight from Louisiana to Porto Alegre takes 33h 36m
There are no direct flights from Louisiana to Porto Alegre. There are no popular flight routes from Louisiana to Porto Alegre.
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Frequently asked questions about flying from Louisiana to Porto Alegre

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

    Prices for flights from Louisiana to Porto Alegre Salgado Filho Airport refresh daily.

  • How old do you have to be to fly from Louisiana to Porto Alegre Salgado Filho 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 Louisiana to Porto Alegre Salgado Filho Airport.

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

    The required travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Alegre Salgado Filho Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Louisiana to Porto Alegre

  • How do I get Price Alerts for flights from Louisiana to Porto Alegre?

    Search flight deals from Louisiana to Porto Alegre. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Louisiana to Porto Alegre with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana 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 Louisiana.

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

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

How can momondo help me find flights from Louisiana 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 Louisiana.

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

If you are not ready to book a flight from Louisiana to Porto Alegre now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto Alegre and let you know when they change.

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