Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Las Vegas to Buenos Aires from $410

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 Buenos Aires departing on 5/26. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Las Vegas to Buenos Aires

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Las Vegas to Buenos Aires.
Copa Airlines Logo
1:55 am - 12:58 amLAS-EZE
19h 03m1 stop
Copa Airlines Logo
10:05 am - 10:30 pmEZE-LAS
16h 25m1 stop
$704Copa Airlines
Find Deal
Sun, May 4 - Tue, May 13
United Airlines Logo
6:00 am - 8:00 amLAS-EZE
22h 00m1 stop
United Airlines Logo
9:00 pm - 4:22 pmEZE-LAS
23h 22m1 stop
$716United Airlines
Find Deal
Tue, May 27 - Tue, Jun 3
 Logo
12:42 pm - 10:11 pmLAS-EZE
29h 29m2 stops
 Logo
3:47 am - 11:10 pmEZE-LAS
23h 23m1 stop
Tue, May 27 - Mon, Jun 2
 Logo
12:42 pm - 10:11 pmLAS-EZE
29h 29m2 stops
 Logo
3:47 am - 11:10 pmEZE-LAS
23h 23m1 stop
Tue, May 27 - Mon, Jun 2
LATAM Airlines Logo
9:27 am - 10:30 amLAS-AEP
21h 03m2 stops
LATAM Airlines Logo
8:10 pm - 12:04 amAEP-LAS
31h 54m2 stops
$785LATAM Airlines
Find Deal
Fri, Jun 20 - Wed, Jun 25
LATAM Airlines Logo
12:26 pm - 11:47 amLAS-EZE
19h 21m2 stops
LATAM Airlines Logo
12:58 pm - 2:21 pmEZE-LAS
29h 23m2 stops
$854LATAM Airlines
Find Deal
Wed, May 14 - Sat, May 24
Avianca Logo
3:05 pm - 1:25 amLAS-EZE
30h 20m2 stops
Avianca Logo
4:45 pm - 1:45 pmEZE-LAS
49h 00m2 stops
$867Avianca
Find Deal
Tue, Jun 17 - Tue, Jun 24
Avianca Logo
3:05 pm - 1:25 amLAS-EZE
30h 20m3 stops
Avianca Logo
4:45 pm - 1:45 pmEZE-LAS
49h 00m2 stops
$878Avianca
Find Deal
Tue, Jun 17 - Tue, Jun 24
American Airlines Logo
11:30 am - 10:15 amLAS-EZE
18h 45m1 stop
American Airlines Logo
8:30 pm - 6:18 pmEZE-LAS
25h 48m1 stop
$1,071American Airlines
Find Deal
Fri, Jun 20 - Wed, Jun 25
American Airlines Logo
11:30 am - 10:15 amLAS-EZE
18h 45m1 stop
American Airlines Logo
8:30 pm - 11:17 amEZE-LAS
18h 47m2 stops
$1,076American Airlines
Find Deal
Fri, Jun 20 - Wed, Jun 25

United Airlines flights from Las Vegas to Buenos Aires

Our best United Airlines deals on Las Vegas to Buenos Aires flight tickets
United Airlines
May 27
LAS6:00 amLas Vegas Harry Reid Intl
22h 00m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jun 3
EZE9:00 pmBuenos Aires Ministro Pistarini
23h 22m
1 stop
LAS4:22 pmLas Vegas Harry Reid Intl
United Airlines
May 27
LAS6:54 pmLas Vegas Harry Reid Intl
33h 06m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Jun 3
EZE9:00 pmBuenos Aires Ministro Pistarini
21h 34m
1 stop
LAS2:34 pmLas Vegas Harry Reid Intl
United Airlines
May 26
LAS12:59 amLas Vegas Harry Reid Intl
27h 01m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jun 3
EZE9:00 pmBuenos Aires Ministro Pistarini
23h 22m
1 stop
LAS4:22 pmLas Vegas Harry Reid Intl

Avianca flights from Las Vegas to Buenos Aires

Our best Avianca deals on Las Vegas to Buenos Aires flight tickets
Avianca
Jun 17
LAS3:05 pmLas Vegas Harry Reid Intl
30h 20m
2 stops
EZE1:25 amBuenos Aires Ministro Pistarini
Jun 24
EZE4:45 pmBuenos Aires Ministro Pistarini
49h 00m
2 stops
LAS1:45 pmLas Vegas Harry Reid Intl
Avianca
Jun 17
LAS3:05 pmLas Vegas Harry Reid Intl
30h 20m
3 stops
EZE1:25 amBuenos Aires Ministro Pistarini
Jun 24
EZE4:45 pmBuenos Aires Ministro Pistarini
49h 00m
2 stops
LAS1:45 pmLas Vegas Harry Reid Intl
Avianca
Aug 7
LAS3:05 pmLas Vegas Harry Reid Intl
34h 35m
2 stops
AEP5:40 amBuenos Aires Jorge Newbery
Aug 20
AEP7:00 amBuenos Aires Jorge Newbery
34h 45m
2 stops
LAS1:45 pmLas Vegas Harry Reid Intl

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Las Vegas to Buenos Aires

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 typical price of a round-trip flight between Las Vegas and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Las Vegas is in May. Flight prices, which tend to average around $910, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from Las Vegas during March instead. Flights to Buenos Aires in March, while not as cheap as those in May, still average around $924.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Las Vegas is on a Thursday. momondo users have found tickets for Thursday departures for as low as $950. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Sunday is $1,137.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from Las Vegas to Buenos Aires during this time can be as low as $984. Try not to purchase tickets at noon because they tend to be around $1,072. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Las Vegas when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,206 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Las Vegas for as low as $932 on momondo.

How have Las Vegas to Buenos Aires flight prices changed over time?

As of April 2025, prices for Las Vegas to Buenos Aires flights are approximately 30% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to Buenos Aires (LAS to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Buenos Aires

Best Price Found

$410

Fastest flight time

16h 13m

Direct flights

None

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from Las Vegas in the past 72 hours is $410. The best round-trip flight deal from Las Vegas to Buenos Aires found on momondo in the last 72 hours is $704.
The fastest flight from Las Vegas to Buenos Aires takes 16h 13m
There are no direct flights from Las Vegas to Buenos Aires. Popular non-direct routes for this connection are Las Vegas Harry Reid Intl Airport - Buenos Aires Jorge Newbery Airport and Las Vegas Harry Reid Intl Airport - Buenos Aires Ministro Pistarini Airport.
There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)

  • How far is Las Vegas Harry Reid Intl to Buenos Aires by plane?

    A flight from Las Vegas Harry Reid Intl to Buenos Aires will travel around 6099.8 mi. By plane, this route typically takes 16h 13m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Buenos Aires?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Buenos Aires are refreshed on a daily basis.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Buenos Aires?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Buenos Aires?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Las Vegas Harry Reid Intl Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires 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 Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Las Vegas to Buenos Aires?


Best airlines flying from Las Vegas to Buenos Aires

Compare and see reviews for airlines that fly from Las Vegas to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $651Free CancellationRating
7.5
1,411 reviews
Search Copa Airlines flights
LATAM AirlinesPriceFrom $731Free CancellationRating
7.5
1,767 reviews
Search LATAM Airlines flights
DeltaPriceFrom $791Free CancellationRating
8.0
7,920 reviews
Search Delta flights
United AirlinesPriceFrom $819Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
American AirlinesPriceFrom $901Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to Buenos Aires?

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 Buenos Aires from Las Vegas.

Can I find flights from Las Vegas to Buenos Aires with flexible booking policies on momondo?

Flights from Las Vegas to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Las Vegas to Buenos Aires?

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 Buenos Aires from Las Vegas.

I’m not ready to book a flight from Las Vegas to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Las Vegas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 4/30
Wed 5/7

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires