What airlines fly to Buenos Aires?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Buenos Aires from Las Vegas according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 5 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Las Vegas and Buenos Aires?

Houston (IAH) was the most common stop: 61% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Las Vegas to Buenos Aires?

Miami (MIA) has the shortest average layover time for this route: 1h 25m.

Which layover airport has the shortest travel time from Las Vegas to Buenos Aires?

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 14h 25m.

Which layover airport offers the lowest fares from Las Vegas to Buenos Aires?

Flights via Houston (IAH) offer the lowest average round-trip price of $948.

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?

The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Buenos Aires is 5 as of June 2026.

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.

$383 Cheap Flights from Las Vegas to Buenos Aires in 2026

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Find the cheapest flights from Las Vegas to Buenos Aires

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:55 pm - 5:40 am

LAS

AEP

34h 45m

2 stops

7:00 am - 1:05 pm

AEP

LAS

34h 05m

2 stops

$840Avianca

Tue, Aug 11 - Fri, Aug 21

2:55 pm - 5:40 am

LAS

EZE

34h 45m

2 stops

7:10 am - 1:05 pm

EZE

LAS

33h 55m

2 stops

$850Avianca

Tue, Aug 11 - Fri, Aug 21

2:55 pm - 5:40 am

LAS

AEP

34h 45m

2 stops

7:00 am - 1:05 pm

AEP

LAS

58h 05m

2 stops

$857Avianca

Tue, Aug 11 - Tue, Aug 18

2:55 pm - 5:40 am

LAS

EZE

34h 45m

2 stops

4:50 pm - 1:05 pm

EZE

LAS

48h 15m

2 stops

$867Avianca

Tue, Aug 11 - Tue, Aug 18

9:50 am - 9:40 am

LAS

EZE

18h 50m

2 stops

11:35 pm - 11:25 am

EZE

LAS

16h 50m

1 stop

$904LATAM Airlines

Thu, Nov 12 - Thu, Nov 19

9:50 am - 9:40 am

LAS

EZE

18h 50m

2 stops

11:35 pm - 11:25 am

EZE

LAS

16h 50m

1 stop

$923LATAM Airlines

Thu, Nov 12 - Thu, Nov 19

12:45 am - 3:52 am

LAS

EZE

22h 07m

1 stop

8:56 am - 10:30 pm

EZE

LAS

18h 34m

1 stop

$926Copa Airlines

Wed, Nov 11 - Thu, Nov 19

6:55 pm - 7:20 am

LAS

EZE

31h 25m

1 stop

11:55 pm - 4:00 pm

EZE

LAS

21h 05m

1 stop

$929United Airlines

Thu, Nov 12 - Thu, Nov 19

7:39 am - 8:00 am

LAS

EZE

20h 21m

1 stop

9:00 pm - 1:15 pm

EZE

LAS

20h 15m

1 stop

$938United Airlines

Sat, Sep 12 - Wed, Sep 16

12:44 pm - 2:50 pm

LAS

AEP

22h 06m

2 stops

3:45 pm - 4:20 pm

AEP

LAS

28h 35m

2 stops

$938Delta

Mon, Sep 14 - Wed, Sep 16

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Avianca flights from Las Vegas to Buenos Aires

Our best Avianca deals on Las Vegas to Buenos Aires flight tickets

Avianca

Aug 11

LAS2:55 pmLas Vegas Harry Reid Intl

34h 45m

2 stops

AEP5:40 amBuenos Aires Jorge Newbery

Aug 21

AEP7:00 amBuenos Aires Jorge Newbery

34h 05m

2 stops

LAS1:05 pmLas Vegas Harry Reid Intl

$840

Avianca

Aug 11

LAS2:55 pmLas Vegas Harry Reid Intl

34h 45m

2 stops

EZE5:40 amBuenos Aires Ministro Pistarini

Aug 21

EZE7:10 amBuenos Aires Ministro Pistarini

33h 55m

2 stops

LAS1:05 pmLas Vegas Harry Reid Intl

$850

Avianca

Aug 11

LAS2:55 pmLas Vegas Harry Reid Intl

34h 45m

2 stops

AEP5:40 amBuenos Aires Jorge Newbery

Aug 18

AEP7:00 amBuenos Aires Jorge Newbery

58h 05m

2 stops

LAS1:05 pmLas Vegas Harry Reid Intl

$857

United Airlines flights from Las Vegas to Buenos Aires

Our best United Airlines deals on Las Vegas to Buenos Aires flight tickets

United Airlines

Nov 12

LAS6:55 pmLas Vegas Harry Reid Intl

31h 25m

1 stop

EZE7:20 amBuenos Aires Ministro Pistarini

Nov 19

EZE11:55 pmBuenos Aires Ministro Pistarini

21h 05m

1 stop

LAS4:00 pmLas Vegas Harry Reid Intl

$929

United Airlines

Sep 12

LAS7:39 amLas Vegas Harry Reid Intl

20h 21m

1 stop

EZE8:00 amBuenos Aires Ministro Pistarini

Sep 16

EZE9:00 pmBuenos Aires Ministro Pistarini

20h 15m

1 stop

LAS1:15 pmLas Vegas Harry Reid Intl

$938

United Airlines

Aug 10

LAS6:10 pmLas Vegas Harry Reid Intl

33h 50m

2 stops

EZE8:00 amBuenos Aires Ministro Pistarini

Aug 21

EZE9:00 pmBuenos Aires Ministro Pistarini

22h 47m

1 stop

LAS3:47 pmLas Vegas Harry Reid Intl

$942

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasBuenos Aires

LAS - AEP

LASAEP

Las Vegas Harry Reid Intl

Tue 8/11

2:55 pm-5:40 am

2 stops34h 45m

Buenos Aires Jorge Newbery

Fri 8/21

7:00 am-1:05 pm

2 stops34h 05m

$840

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 8/11

2:55 pm-5:40 am

2 stops34h 45m

Buenos Aires Ministro Pistarini

Fri 8/21

7:10 am-1:05 pm

2 stops33h 55m

$850

Las VegasBuenos Aires

LAS - AEP

LASAEP

Las Vegas Harry Reid Intl

Tue 8/11

2:55 pm-5:40 am

2 stops34h 45m

Buenos Aires Jorge Newbery

Tue 8/18

7:00 am-1:05 pm

2 stops58h 05m

$857

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 8/11

2:55 pm-5:40 am

2 stops34h 45m

Buenos Aires Ministro Pistarini

Tue 8/18

4:50 pm-1:05 pm

2 stops48h 15m

$867

Quickest round-trip

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Thu 11/12

9:50 am-9:40 am

2 stops18h 50m

Buenos Aires Ministro Pistarini

Thu 11/19

11:35 pm-11:25 am

1 stop16h 50m

$904

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Thu 11/12

9:50 am-9:40 am

2 stops18h 50m

Buenos Aires Ministro Pistarini

Thu 11/19

11:35 pm-11:25 am

1 stop16h 50m

$923

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Wed 11/11

12:45 am-3:52 am

1 stop22h 07m

Buenos Aires Ministro Pistarini

Thu 11/19

8:56 am-10:30 pm

1 stop18h 34m

$926

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Thu 11/12

6:55 pm-7:20 am

1 stop31h 25m

Buenos Aires Ministro Pistarini

Thu 11/19

11:55 pm-4:00 pm

1 stop21h 05m

$929

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sat 9/12

7:39 am-8:00 am

1 stop20h 21m

Buenos Aires Ministro Pistarini

Wed 9/16

9:00 pm-1:15 pm

1 stop20h 15m

$938

Las VegasBuenos Aires

LAS - AEP

LASAEP

Las Vegas Harry Reid Intl

Mon 9/14

12:44 pm-2:50 pm

2 stops22h 06m

Buenos Aires Jorge Newbery

Wed 9/16

3:45 pm-4:20 pm

2 stops28h 35m

$938

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Las Vegas is in November. Flight prices, which tend to average around $613, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Buenos Aires from Las Vegas during February instead. Flights to Buenos Aires in February, while not as cheap as those in November, still average around $622.

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

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

Fastest flight time	15h 55m
Direct flights	None

The fastest flight from Las Vegas to Buenos Aires takes 15h 55m

There are no direct flights from Las Vegas to Buenos Aires. There are no popular flight routes from Las Vegas to Buenos Aires.

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Frequently asked questions about flying from Las Vegas to Buenos Aires

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 15h 55m.
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?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Buenos Aires is 5 as of June 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Las Vegas to Buenos Aires is LATAM Airlines, representing 28% of all bookings. The subsequent popular airlines are United Airlines at 26%, American Airlines at 25%, and Copa Airlines at 11%.

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 Airlines	PriceFrom $613	Free Cancellation	Rating 7.6 1,569 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $630	Free Cancellation	Rating 7.4 1,939 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $685	Free Cancellation	Rating 7.4 9,871 reviews	Search United Airlines flights
Delta	PriceFrom $745	Free Cancellation	Rating 7.8 8,422 reviews	Search Delta flights
American Airlines	PriceFrom $763	Free Cancellation	Rating 7.1 11,735 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.

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Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

Buenos Aires Ministro Pistarini Airport

Cheap flights from Las Vegas to Buenos Aires from $383

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 9/9. 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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How to get the cheapest flight ticket from Las Vegas to Buenos Aires

What is the cheapest month to fly to Buenos Aires?

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

What airlines fly to Buenos Aires?

Which airport is the most popular layover for flights between Las Vegas and Buenos Aires?

Which layover airport offers the lowest fares from Las Vegas to Buenos Aires?

Which layover airport has the shortest travel time from Las Vegas to Buenos Aires?

Which layover airport has the shortest connection time from Las Vegas to Buenos Aires?

When to book flights from Las Vegas to Buenos Aires

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

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.

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

Fly your favorite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

Popular cities in Argentina

Popular flights according to clicks in the last 7 days on momondo

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