Cheap flights from Las Vegas to Porto Alegre from $490
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Porto Alegre departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
9:10 am-5:15 pm
2 stops28h 05m
Porto Alegre Salgado Filho
Fri 4/2
5:40 pm-4:54 pm
2 stops27h 14m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
9:10 am-5:15 pm
2 stops28h 05m
Porto Alegre Salgado Filho
Fri 4/2
5:40 pm-4:54 pm
2 stops27h 14m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
2:10 pm-4:25 pm
2 stops22h 15m
Porto Alegre Salgado Filho
Fri 4/2
2:00 pm-8:07 pm
2 stops34h 07m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
2:10 pm-1:00 pm
2 stops18h 50m
Porto Alegre Salgado Filho
Fri 4/2
5:10 pm-5:01 pm
2 stops27h 51m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
9:10 am-7:15 pm
2 stops30h 05m
Porto Alegre Salgado Filho
Fri 4/2
5:40 pm-7:11 pm
2 stops29h 31m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Thu 12/10
11:50 pm-6:40 am
2 stops25h 50m
Porto Alegre Salgado Filho
Thu 12/31
7:30 am-10:06 pm
2 stops19h 36m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
2:10 pm-1:00 pm
2 stops18h 50m
Porto Alegre Salgado Filho
Fri 4/2
5:10 pm-2:49 pm
3 stops25h 39m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
2:10 pm-1:00 pm
2 stops18h 50m
Porto Alegre Salgado Filho
Fri 4/2
5:10 pm-2:49 pm
3 stops25h 39m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
7:10 am-1:00 pm
2 stops25h 50m
Porto Alegre Salgado Filho
Fri 4/2
5:10 pm-6:04 pm
3 stops28h 54m
Las VegasPorto Alegre
LAS Las Vegas Harry Reid Intl - POA Porto Alegre Salgado Filho
LASPOA
Las Vegas Harry Reid Intl
Mon 3/29
2:10 pm-1:00 pm
2 stops18h 50m
Porto Alegre Salgado Filho
Fri 4/2
5:10 pm-2:49 pm
3 stops25h 39m
See travel insights to Porto Alegre from
How to get the cheapest flight ticket from Las Vegas 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 Las Vegas is in April. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Porto Alegre in April, then March is your next best option. Flight prices from Las Vegas to Porto Alegre during March average around $620.
Can stopping save me money on Las Vegas to Porto Alegre flights?
You could potentially save up to 3% on your flight if you consider stops on a Las Vegas to Porto Alegre flight.
When to book flights from Las Vegas to Porto Alegre
Cheap Las Vegas to Porto Alegre (LAS to POA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Porto Alegre
Frequently asked questions about flying from Las Vegas to Porto Alegre
How far is Las Vegas Harry Reid Intl to Porto Alegre Salgado Filho by plane?
A flight from Las Vegas Harry Reid Intl to Porto Alegre Salgado Filho will travel around 6167.1 mi. 18h 50m is a normal flight duration for this route.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport is 2 as of October 2026.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Porto Alegre Salgado Filho Airport.
What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?
The necessary travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Las Vegas to Porto Alegre?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Las Vegas to Porto Alegre is Delta (69% of total bookings). The next most popular airline is GOL (31%).
Best airlines flying from Las Vegas to Porto Alegre
Compare and see reviews for airlines that fly from Las Vegas to Porto Alegre with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $445 | Free Cancellation | Rating 7.3 1,321 reviews | |||
| PriceFrom $811 | Free Cancellation | Rating 7.8 8,651 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Las Vegas to Porto Alegre?
It is quick and easy to find Las Vegas to Porto Alegre flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto Alegre that suits you.
Can I find flights from Las Vegas to Porto Alegre with flexible booking policies on momondo?
Yes. All flights to Porto Alegre from Las Vegas on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Las Vegas to Porto Alegre?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Las Vegas to Porto Alegre.
I’m not ready to book a flight from Las Vegas to Porto Alegre right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Las Vegas 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.