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Cheap flights from Buenos Aires to Las Vegas from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Las Vegas departing on 9/1. 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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Find the cheapest flights from Buenos Aires to Las Vegas

Cheap round-trip flights

American Airlines Logo
11:20 pm - 6:33 pmEZE-LAS
24h 13m1 stop
American Airlines Logo
12:50 am - 7:05 amLAS-EZE
25h 15m1 stop
$705American Airlines
Find Deal
Tue, Nov 4 - Mon, Nov 10
American Airlines Logo
11:59 pm - 2:00 pmEZE-LAS
19h 01m2 stops
American Airlines Logo
12:50 am - 7:05 amLAS-EZE
25h 15m1 stop
$710American Airlines
Find Deal
Tue, Nov 4 - Mon, Nov 10
LATAM Airlines Logo
8:10 pm - 12:38 pmAEP-LAS
20h 28m2 stops
LATAM Airlines Logo
1:35 pm - 2:40 pmLAS-AEP
21h 05m2 stops
$722LATAM Airlines
Find Deal
Wed, Aug 27 - Sun, Aug 31
LATAM Airlines Logo
7:13 pm - 4:11 pmEZE-LAS
24h 58m2 stops
LATAM Airlines Logo
6:05 am - 6:20 amLAS-EZE
20h 15m2 stops
$729LATAM Airlines
Find Deal
Thu, Sep 4 - Sun, Oct 26
Delta Logo
10:25 pm - 4:12 pmEZE-LAS
22h 47m2 stops
Delta Logo
11:30 am - 9:45 amLAS-EZE
17h 15m1 stop
$734Delta
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Tue, Nov 4 - Tue, Nov 18
United Airlines Logo
9:00 pm - 1:33 pmEZE-LAS
20h 33m1 stop
United Airlines Logo
6:00 am - 8:00 amLAS-EZE
22h 00m1 stop
$743United Airlines
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Sat, Aug 16 - Fri, Aug 22
United Airlines Logo
10:05 pm - 11:17 amEZE-LAS
18h 12m1 stop
United Airlines Logo
5:20 am - 9:20 amLAS-EZE
23h 00m2 stops
$748United Airlines
Find Deal
Thu, Nov 20 - Thu, Nov 27
Copa Airlines Logo
10:06 am - 10:30 pmEZE-LAS
16h 24m1 stop
Copa Airlines Logo
1:50 am - 12:55 amLAS-EZE
19h 05m1 stop
$752Copa Airlines
Find Deal
Sat, Sep 6 - Tue, Sep 16
Copa Airlines Logo
3:48 am - 10:30 pmEZE-LAS
22h 42m1 stop
Copa Airlines Logo
1:50 am - 12:55 amLAS-EZE
19h 05m1 stop
$774Copa Airlines
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Fri, Sep 5 - Tue, Sep 16
Delta Logo
10:50 pm - 4:42 pmEZE-LAS
22h 52m1 stop
Delta Logo
6:00 am - 7:20 amLAS-EZE
20h 20m1 stop
$813Delta
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Tue, Dec 16 - Tue, Jan 6

LATAM Airlines flights from Buenos Aires to Las Vegas

Our best LATAM Airlines deals on Buenos Aires to Las Vegas flight tickets
LATAM Airlines
Aug 27
AEP8:10 pmBuenos Aires Jorge Newbery
20h 28m
2 stops
LAS12:38 pmLas Vegas Harry Reid Intl
Aug 31
LAS1:35 pmLas Vegas Harry Reid Intl
21h 05m
2 stops
AEP2:40 pmBuenos Aires Jorge Newbery
$722
Find similar
LATAM Airlines
Sep 4
EZE7:13 pmBuenos Aires Ministro Pistarini
24h 58m
2 stops
LAS4:11 pmLas Vegas Harry Reid Intl
Oct 26
LAS6:05 amLas Vegas Harry Reid Intl
20h 15m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
$729
Find similar
LATAM Airlines
Nov 5
EZE7:43 pmBuenos Aires Ministro Pistarini
18h 55m
2 stops
LAS9:38 amLas Vegas Harry Reid Intl
Dec 1
LAS6:00 amLas Vegas Harry Reid Intl
19h 20m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
$737
Find similar

United Airlines flights from Buenos Aires to Las Vegas

Our best United Airlines deals on Buenos Aires to Las Vegas flight tickets
United Airlines
Aug 16
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 33m
1 stop
LAS1:33 pmLas Vegas Harry Reid Intl
Aug 22
LAS6:00 amLas Vegas Harry Reid Intl
22h 00m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
$743
Find similar
United Airlines
Nov 20
EZE10:05 pmBuenos Aires Ministro Pistarini
18h 12m
1 stop
LAS11:17 amLas Vegas Harry Reid Intl
Nov 27
LAS5:20 amLas Vegas Harry Reid Intl
23h 00m
2 stops
EZE9:20 amBuenos Aires Ministro Pistarini
$748
Find similar
United Airlines
Nov 20
EZE10:05 pmBuenos Aires Ministro Pistarini
18h 12m
1 stop
LAS11:17 amLas Vegas Harry Reid Intl
Nov 27
LAS6:00 amLas Vegas Harry Reid Intl
22h 20m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
$786
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Buenos Aires to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Tue 11/4

11:20 pm-6:33 pm

1 stop24h 13m

Las Vegas Harry Reid Intl

Mon 11/10

12:50 am-7:05 am

1 stop25h 15m

$705

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Tue 11/4

11:59 pm-2:00 pm

2 stops19h 01m

Las Vegas Harry Reid Intl

Mon 11/10

12:50 am-7:05 am

1 stop25h 15m

$710

Buenos AiresLas Vegas

AEP - LAS

AEPLAS

Buenos Aires Jorge Newbery

Wed 8/27

8:10 pm-12:38 pm

2 stops20h 28m

Las Vegas Harry Reid Intl

Sun 8/31

1:35 pm-2:40 pm

2 stops21h 05m

$722

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Thu 9/4

7:13 pm-4:11 pm

2 stops24h 58m

Las Vegas Harry Reid Intl

Sun 10/26

6:05 am-6:20 am

2 stops20h 15m

$729

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Tue 11/4

10:25 pm-4:12 pm

2 stops22h 47m

Las Vegas Harry Reid Intl

Tue 11/18

11:30 am-9:45 am

1 stop17h 15m

$734

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Sat 8/16

9:00 pm-1:33 pm

1 stop20h 33m

Las Vegas Harry Reid Intl

Fri 8/22

6:00 am-8:00 am

1 stop22h 00m

$743

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Thu 11/20

10:05 pm-11:17 am

1 stop18h 12m

Las Vegas Harry Reid Intl

Thu 11/27

5:20 am-9:20 am

2 stops23h 00m

$748

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Sat 9/6

10:06 am-10:30 pm

1 stop16h 24m

Las Vegas Harry Reid Intl

Tue 9/16

1:50 am-12:55 am

1 stop19h 05m

$752

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Fri 9/5

3:48 am-10:30 pm

1 stop22h 42m

Las Vegas Harry Reid Intl

Tue 9/16

1:50 am-12:55 am

1 stop19h 05m

$774

Buenos AiresLas Vegas

EZE - LAS

EZELAS

Buenos Aires Ministro Pistarini

Tue 12/16

10:50 pm-4:42 pm

1 stop22h 52m

Las Vegas Harry Reid Intl

Tue 1/6

6:00 am-7:20 am

1 stop20h 20m

$813

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

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

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 Las Vegas?

The month of March is, on average, the cheapest month to fly to Las Vegas from Buenos Aires, with most prices found around $772. The month of September is another great option to travel to Las Vegas, with average flight prices from Buenos Aires averaging around $862.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Wednesday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $926. Flights from Buenos Aires to Las Vegas on a Saturday will generally be more expensive and average around $1,197. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the afternoon when flights can be purchased for as low as $882. Flights to Las Vegas are more costly in the evening, with an average ticket price of $1,007. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $1,193 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Buenos Aires for as low as $876 on momondo.

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

As of July 2025, prices for Buenos Aires to Las Vegas flights are approximately 33% more expensive when compared to flights at the same time last year.

When to book flights from Buenos Aires to Las Vegas

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

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

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

Best Price Found

$456

Fastest flight time

15h 42m

Direct flights

None

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Buenos Aires in the past 72 hours is $456. The best round-trip flight deal from Buenos Aires to Las Vegas found on momondo in the last 72 hours is $705.
The fastest flight from Buenos Aires to Las Vegas takes 15h 42m
There are no direct flights from Buenos Aires to Las Vegas. Popular non-direct routes for this connection are Buenos Aires Ministro Pistarini Airport - Las Vegas Harry Reid Intl Airport and Buenos Aires Jorge Newbery Airport - Las Vegas Harry Reid Intl Airport.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
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  • How far is Buenos Aires to Las Vegas Harry Reid Intl by plane?

    Las Vegas Harry Reid Intl is 6099.8 mi away from Buenos Aires. A reasonable flight in good conditions will take 15h 51m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buenos Aires to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Buenos Aires to Las Vegas

Compare and see reviews for airlines that fly from Buenos Aires to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $649Free CancellationRating
7.5
1,493 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $650Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
DeltaPriceFrom $743Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $749Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LATAM AirlinesPriceFrom $757Free CancellationRating
7.5
1,822 reviews
Search LATAM Airlines flights

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
North Las Vegas
Paradise
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Winchester
Sunrise Manor
Needles

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buenos Aires to Las Vegas. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Buenos Aires to Las Vegas flights to just show those with flexible booking policies.

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

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 Buenos Aires to Las Vegas.

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

Price alerts on flights to Las Vegas from Buenos Aires 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.

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