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$628+ Cheap flights from Porto Alegre (POA) to Las Vegas (LAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
POA — LAS
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Porto Alegre to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 17, 2025.

Round-trip from

$628
(Copa Airlines)

Popular in

December

Cheapest in

November

Average price

$809
From Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl
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Highest demand for flights based on searches. 4% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Porto Alegre to Las Vegas

Cheapest flights from Porto Alegre to Las Vegas
Explore the most affordable flight options available from Porto Alegre to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/16. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/211:25 amPOA - LAS
1 stop25h 04mCopa Airlines
mar. 10/281:00 amLAS - POA
1 stop19h 20mCopa Airlines
Deal found 9/16$628
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/221:55 pmPOA - LAS
2 stops29h 01mUnited Airlines
mié. 10/2911:59 pmLAS - POA
2 stops36h 21mUnited Airlines
Deal found 9/15$640
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/285:10 pmPOA - LAS
2 stops22h 07mUnited Airlines
mié. 11/512:59 amLAS - POA
2 stops34h 21mUnited Airlines
Deal found 9/16$661
This Copa Airlines deal was found by Cheapflights users on 9/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/271:30 amPOA - LAS
1 stop24h 59mCopa Airlines
mié. 11/512:51 amLAS - POA
1 stop18h 39mCopa Airlines
Deal found 9/15$662
This United Airlines deal was found by Cheapflights users on 9/16. 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.
lun. 10/205:10 pmPOA - LAS
2 stops25h 46mUnited Airlines
mié. 10/2912:59 amLAS - POA
2 stops33h 21mUnited Airlines
Deal found 9/16$671
This United Airlines deal was found by Cheapflights users on 9/17. 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.
mar. 10/145:10 pmPOA - LAS
2 stops22h 06mUnited Airlines
lun. 10/2012:59 amLAS - POA
2 stops35h 11mUnited Airlines
Deal found 9/17$673
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 9/165:10 pmPOA - LAS
3 stops24h 14mUnited Airlines
sáb. 9/2712:59 amLAS - POA
2 stops33h 36mUnited Airlines
Deal found 9/15$778
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/65:10 pmPOA - LAS
2 stops22h 06mUnited Airlines
mié. 10/812:59 amLAS - POA
2 stops33h 36mUnited Airlines
Deal found 9/15$790

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Las Vegas 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Porto Alegre to Las Vegas that are best for you.

Fly from

Porto Alegre

Fly to

Las Vegas

Route

Depart

Return

Price

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

mar. 10/21

1:25 am-10:29 pm

1 stop25h 04m

Las Vegas Harry Reid Intl

mar. 10/28

1:00 am-12:20 am

1 stop19h 20m

$628

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

lun. 10/20

5:10 pm-11:30 am

2 stops22h 20m

Las Vegas Harry Reid Intl

mié. 10/29

12:59 am-4:20 pm

2 stops35h 21m

$673

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

mar. 10/14

5:10 pm-11:16 am

2 stops22h 06m

Las Vegas Harry Reid Intl

lun. 10/20

12:59 am-4:10 pm

2 stops35h 11m

$673

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

vie. 2/6

6:10 pm-9:49 am

2 stops20h 39m

Las Vegas Harry Reid Intl

mar. 2/10

7:15 am-2:35 pm

2 stops26h 20m

$789

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

vie. 1/30

6:10 pm-9:03 am

2 stops19h 53m

Las Vegas Harry Reid Intl

mié. 2/4

12:30 am-2:35 pm

3 stops33h 05m

$790

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

mar. 10/28

5:10 pm-11:28 am

2 stops22h 18m

Las Vegas Harry Reid Intl

jue. 11/6

8:05 am-2:20 pm

2 stops25h 15m

$790

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

sáb. 2/14

3:45 pm-9:40 am

2 stops22h 55m

Las Vegas Harry Reid Intl

sáb. 2/21

11:47 pm-2:35 pm

2 stops33h 48m

$809

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Porto Alegre to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Porto Alegre 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 Porto Alegre to Las Vegas

What is the cheapest month to book a flight from Porto Alegre to Las Vegas?

Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Las Vegas (average of $198). Flying from Porto Alegre to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Porto Alegre to Las Vegas?

    There are many flights that can get you from Porto Alegre to Las Vegas in 22h 20m. Fly via Copa Airlines or United Airlines to get the fastest option. Airlines will cover a distance of 6164 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Porto Alegre to Las Vegas?

    Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Las Vegas (average of $198). Flying from Porto Alegre to Las Vegas in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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