$298 Cheap Flights from Austin (AUS) to Buenos Aires (AEP)

View $298 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Buenos Aires (AEP-Aeroparque Jorge Newbery)

Cheap Flights from Austin to Buenos Aires (AUS-AEP)

Prices were available within the past 7 days and start at $298 for one-way flights and $675 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 28 - Tue, Nov 11
AUS
Austin
AEP
Buenos Aires
$675 Roundtrip, found 6 days ago
$675
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Oct 28 from Austin to Buenos Aires, returning Tue, Nov 11, priced at $675 found 6 days ago
LATAM Airlines Group
Thu, Oct 23 - Tue, Oct 28
AUS
Austin
AEP
Buenos Aires
$696 Roundtrip, found 2 hours ago
$696
Roundtrip
found 2 hours ago
Select LATAM Airlines Group flight, departing Thu, Oct 23 from Austin to Buenos Aires, returning Tue, Oct 28, priced at $696 found 2 hours ago
LATAM Airlines Group
Tue, Oct 7 - Fri, Oct 10
AUS
Austin
AEP
Buenos Aires
$703 Roundtrip, found 3 days ago
$703
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Tue, Oct 7 from Austin to Buenos Aires, returning Fri, Oct 10, priced at $703 found 3 days ago
LATAM Airlines Group
Sun, Mar 15 - Thu, Mar 19
AUS
Austin
AEP
Buenos Aires
$704 Roundtrip, found 3 days ago
$704
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Sun, Mar 15 from Austin to Buenos Aires, returning Thu, Mar 19, priced at $704 found 3 days ago
LATAM Airlines Group
Thu, Nov 6 - Sat, Nov 15
AUS
Austin
AEP
Buenos Aires
$720 Roundtrip, found 6 days ago
$720
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Thu, Nov 6 from Austin to Buenos Aires, returning Sat, Nov 15, priced at $720 found 6 days ago
LATAM Airlines Group
Thu, Nov 6 - Sat, Nov 15
AUS
Austin
AEP
Buenos Aires
$728 Roundtrip, found 6 days ago
$728
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Thu, Nov 6 from Austin to Buenos Aires, returning Sat, Nov 15, priced at $728 found 6 days ago
Aeromexico
Mon, Mar 16 - Tue, Mar 24
AUS
Austin
AEP
Buenos Aires
$745 Roundtrip, found 3 days ago
$745
Roundtrip
found 3 days ago
Select Aeromexico flight, departing Mon, Mar 16 from Austin to Buenos Aires, returning Tue, Mar 24, priced at $745 found 3 days ago
LATAM Airlines Group
Mon, Dec 15 - Fri, Dec 19
AUS
Austin
AEP
Buenos Aires
$746 Roundtrip, found 4 days ago
$746
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Mon, Dec 15 from Austin to Buenos Aires, returning Fri, Dec 19, priced at $746 found 4 days ago
Air Canada
Tue, Oct 28 - Tue, Nov 11
AUS
Austin
AEP
Buenos Aires
$1,753 Roundtrip, found 6 days ago
$1,753
Roundtrip
found 6 days ago
Select Air Canada flight, departing Tue, Oct 28 from Austin to Buenos Aires, returning Tue, Nov 11, priced at $1,753 found 6 days ago
GOL Linhas Aereas S.A.
Wed, Oct 8 - Wed, Oct 15
AUS
Austin
AEP
Buenos Aires
$2,452 Roundtrip, found 11 hours ago
$2,452
Roundtrip
found 11 hours ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Oct 8 from Austin to Buenos Aires, returning Wed, Oct 15, priced at $2,452 found 11 hours 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 $761
EZE
Ministro Pistarini Intl.
Cheapest
Average driving time to city center25 min
Flights from $761
Flights from Austin (AUS) to Buenos Aires (AEP)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Aeroparque Jorge Newbery
Airlines serving
Air Canada, GOL Linhas Aereas S.A., LATAM Airlines Group
Roundtrip price
$675
Distance
5152 mi

Austin to Buenos Aires Flights

The cheapest times to fly from Austin 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 Austin to Buenos Aires are during the month of October. You can find some of the cheapest flights from Austin to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Austin to Buenos Aires

Sunday is one of the best days to book for cheap flights from Austin 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 Austin 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 Austin to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $298 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 Austin 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 Austin 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.

 

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP) cost?
Secure a cheap one-way flight from $298 or cheap return flight from $675 from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP)?
The cheapest month to fly from AUS to AEP is October, when demand is low. Off-peak season is usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP)?
To find the cheapest airline flying from AUS to AEP, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP)?
You'll need to book a flight with a layover if you're traveling from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from AUS to AEP?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP)?
To land at Aeroparque Jorge Newbery Airport (AEP) on schedule, choose a flight that leaves Austin-Bergstrom Intl. Airport (AUS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP) last-minute?
Holding off until just before your trip to book a ticket from AUS to AEP generally means paying more. While you might find some last-minute offers, there's no guarantee. Be flexible with your travel plans to boost your chances of getting a bargain.
Is it cheaper to book an AUS to AEP flight and hotel package?
You'll typically save money by booking an AUS to AEP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Aeroparque Jorge Newbery Airport (AEP)?
It's generally possible to cancel or reschedule your AUS to AEP flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.