$472 Cheap Flights from Las Vegas (LAS) to Buenos Aires (AEP)

View $472 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Las Vegas to Buenos Aires (LAS-AEP)

Prices were available within the past 7 days and start at $472 for one-way flights and $771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Thu, Jan 8 - Sun, Jan 25
LAS
Las Vegas
AEP
Buenos Aires
$771 Roundtrip, found 2 days ago
$771
Roundtrip
found 2 days ago
Select LATAM Airlines Group flight, departing Thu, Jan 8 from Las Vegas to Buenos Aires, returning Sun, Jan 25, priced at $771 found 2 days ago
LATAM Airlines Group
Thu, Oct 30 - Thu, Nov 6
LAS
Las Vegas
AEP
Buenos Aires
$776 Roundtrip, found 11 hours ago
$776
Roundtrip
found 11 hours ago
Select LATAM Airlines Group flight, departing Thu, Oct 30 from Las Vegas to Buenos Aires, returning Thu, Nov 6, priced at $776 found 11 hours ago
Alaska Airlines
Mon, Oct 27 - Fri, Oct 31
LAS
Las Vegas
AEP
Buenos Aires
$777 Roundtrip, found 3 days ago
$777
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 27 from Las Vegas to Buenos Aires, returning Fri, Oct 31, priced at $777 found 3 days ago
LATAM Airlines Group
Fri, Nov 28 - Sat, Dec 6
LAS
Las Vegas
AEP
Buenos Aires
$787 Roundtrip, found 1 day ago
$787
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Fri, Nov 28 from Las Vegas to Buenos Aires, returning Sat, Dec 6, priced at $787 found 1 day ago
LATAM Airlines Group
Wed, Mar 4 - Wed, Mar 11
LAS
Las Vegas
AEP
Buenos Aires
$844 Roundtrip, found 4 days ago
$844
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Wed, Mar 4 from Las Vegas to Buenos Aires, returning Wed, Mar 11, priced at $844 found 4 days ago
LATAM Airlines Group
Mon, Nov 10 - Sun, Nov 23
LAS
Las Vegas
AEP
Buenos Aires
$846 Roundtrip, found 3 days ago
$846
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Mon, Nov 10 from Las Vegas to Buenos Aires, returning Sun, Nov 23, priced at $846 found 3 days ago
LATAM Airlines Group
Thu, Feb 26 - Mon, Mar 16
LAS
Las Vegas
AEP
Buenos Aires
$849 Roundtrip, found 16 hours ago
$849
Roundtrip
found 16 hours ago
Select LATAM Airlines Group flight, departing Thu, Feb 26 from Las Vegas to Buenos Aires, returning Mon, Mar 16, priced at $849 found 16 hours ago
Delta
Thu, Oct 30 - Thu, Nov 6
LAS
Las Vegas
AEP
Buenos Aires
$884 Roundtrip, found 11 hours ago
$884
Roundtrip
found 11 hours ago
Select Delta flight, departing Thu, Oct 30 from Las Vegas to Buenos Aires, returning Thu, Nov 6, priced at $884 found 11 hours ago
Air Canada
Sat, Mar 21 - Sun, Mar 29
LAS
Las Vegas
AEP
Buenos Aires
$1,684 Roundtrip, found 1 day ago
$1,684
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Mar 21 from Las Vegas to Buenos Aires, returning Sun, Mar 29, priced at $1,684 found 1 day ago
avianca
Sat, Dec 6 - Fri, Dec 19
LAS
Las Vegas
AEP
Buenos Aires
$1,755 Roundtrip, found 1 day ago
$1,755
Roundtrip
found 1 day ago
Select avianca flight, departing Sat, Dec 6 from Las Vegas to Buenos Aires, returning Fri, Dec 19, priced at $1,755 found 1 day ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ministro Pistarini Intl. EZE. Cheapest option available. Average driving time to city center is 25 minutes. Flights from $776
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $776

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP) cost?
Secure a cheap one-way flight from $472 or cheap return flight from $771 from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP) 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 Aeroparque Jorge Newbery Airport (AEP)?
Traveling in January is a great way to save, as it's the cheapest month for flights between LAS and AEP. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP)?
To find the cheapest airline that'll fly you from LAS to AEP, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP)?
You'll have to take a flight with a layover when traveling from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from LAS to AEP?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the season and airline.*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 Aeroparque Jorge Newbery Airport (AEP)?
Opt for a flight from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Aeroparque Jorge Newbery Airport (AEP) last-minute?
Last-minute fares from LAS to AEP are generally more expensive. To secure the cheapest rates, start looking for flights ahead of time. That said, if you're flexible with your travel plans, you may find a cheap ticket just before your departure.
Is it cheaper to book a LAS to AEP flight and hotel package?
Compared with arranging hotels and flights separately, booking a LAS to AEP flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Aeroparque Jorge Newbery Airport (AEP)?
If you reserved your LAS to AEP 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 ticket 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, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Air Canada, LATAM Airlines Group, avianca
Roundtrip price
$770
Distance
6095 mi

Book with confidence

Las Vegas to Buenos Aires Flights

The cheapest times to fly from Las Vegas to Buenos Aires

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 Buenos Aires are during the month of January. You can find some of the cheapest flights from Las Vegas to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Buenos Aires

Sunday is one of the best days to book for cheap flights from Las Vegas to Buenos Aires: 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 Buenos Aires

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 Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $472 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 Buenos Aires 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 Buenos Aires 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 Buenos Aires Flights

Explore a world of travel with Expedia

*Available to One Key members.