$269 Cheap Flights from Las Vegas (LAS) to Porto Alegre (POA)

View $269 flight on Thu, Mar 5, 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)

Cheap Flights from Las Vegas to Porto Alegre (LAS-POA)

Prices were available within the past 7 days and start at $269 for one-way flights and $540 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Oct 24 - Mon, Nov 3
LAS
Las Vegas
POA
Porto Alegre
$540 Roundtrip, found 3 days ago
$540
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Las Vegas to Porto Alegre, returning Mon, Nov 3, priced at $540 found 3 days ago
United
Sat, Oct 25 - Mon, Nov 3
LAS
Las Vegas
POA
Porto Alegre
$549 Roundtrip, found 3 days ago
$549
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 25 from Las Vegas to Porto Alegre, returning Mon, Nov 3, priced at $549 found 3 days ago
Copa
Wed, Oct 22 - Wed, Oct 29
LAS
Las Vegas
POA
Porto Alegre
$568 Roundtrip, found 3 days ago
$568
Roundtrip
found 3 days ago
Select Copa flight, departing Wed, Oct 22 from Las Vegas to Porto Alegre, returning Wed, Oct 29, priced at $568 found 3 days ago
Copa
Sun, Oct 26 - Wed, Oct 29
LAS
Las Vegas
POA
Porto Alegre
$588 Roundtrip, found 3 days ago
$588
Roundtrip
found 3 days ago
Select Copa flight, departing Sun, Oct 26 from Las Vegas to Porto Alegre, returning Wed, Oct 29, priced at $588 found 3 days ago
United
Mon, Jan 26 - Tue, Mar 3
LAS
Las Vegas
POA
Porto Alegre
$618 Roundtrip, found 3 days ago
$618
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 26 from Las Vegas to Porto Alegre, returning Tue, Mar 3, priced at $618 found 3 days ago
United
Sat, Oct 25 - Sat, Nov 1
LAS
Las Vegas
POA
Porto Alegre
$644 Roundtrip, found 3 days ago
$644
Roundtrip
found 3 days ago
Select United flight, departing Sat, Oct 25 from Las Vegas to Porto Alegre, returning Sat, Nov 1, priced at $644 found 3 days ago
United
Mon, Jan 26 - Tue, Mar 3
LAS
Las Vegas
POA
Porto Alegre
$686 Roundtrip, found 3 days ago
$686
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 26 from Las Vegas to Porto Alegre, returning Tue, Mar 3, priced at $686 found 3 days ago
American Airlines
Tue, Oct 28 - Fri, Oct 31
LAS
Las Vegas
POA
Porto Alegre
$768 Roundtrip, found 3 days ago
$768
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Oct 28 from Las Vegas to Porto Alegre, returning Fri, Oct 31, priced at $768 found 3 days ago
Delta
Sun, Oct 26 - Sat, Nov 1
LAS
Las Vegas
POA
Porto Alegre
$806 Roundtrip, found 3 days ago
$806
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Oct 26 from Las Vegas to Porto Alegre, returning Sat, Nov 1, priced at $806 found 3 days ago
LATAM Airlines Group
Thu, Nov 27 - Wed, Dec 3
LAS
Las Vegas
POA
Porto Alegre
$830 Roundtrip, found 12 hours ago
$830
Roundtrip
found 12 hours ago
Select LATAM Airlines Group flight, departing Thu, Nov 27 from Las Vegas to Porto Alegre, returning Wed, Dec 3, priced at $830 found 12 hours ago

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA) cost?
Grab a cheap one-way flight from $269 or cheap return flight from $540 from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)?
October is the least expensive month to fly from LAS to POA. Traveling during an off-peak travel window is often the key to finding better deals on flights.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from LAS to POA. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)?
There aren't any daily nonstop flights departing from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from LAS to POA?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)?
To touch down at Salgado Filho Intl. Airport (POA) without delays, opt for a flight that takes off from Harry Reid Intl. Airport (LAS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA) last-minute?
Waiting until just before your departure to book your flight from LAS to POA generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of scoring a bargain.
Is it cheaper to book a LAS to POA flight and hotel package?
You'll generally save money by securing a LAS to POA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your ideal accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Salgado Filho Intl. Airport (POA)?
If you reserved your LAS to POA flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Salgado Filho Intl.
Airlines serving
Aeromexico, Air Canada, GOL Linhas Aereas S.A., LATAM Airlines Group
Roundtrip price
$539
Distance
6167 mi

Book with confidence

Book with confidence

Las Vegas to Porto Alegre Flights

The cheapest times to fly from Las Vegas to Porto Alegre

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Las Vegas to Porto Alegre are during the month of October. You can find some of the cheapest flights from Las Vegas to Porto Alegre with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Porto Alegre

Sunday is one of the best days to book for cheap flights from Las Vegas to Porto Alegre: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Las Vegas to Porto Alegre

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Las Vegas to Porto Alegre in 2025. You can also book with separate airlines for your outbound and return journeys, from $269 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Las Vegas to Porto Alegre flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Las Vegas to Porto Alegre airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Las Vegas to Porto Alegre Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.