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Buenos Aires

$306+ Cheap flights from Austin (AUS) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BUE
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Austin to Buenos Aires

Cheapest flights from Austin to Buenos Aires
Explore the most affordable flight options available from Austin to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Copa Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/193:36 pm
AUS
-
EZE
1 stop14h 19m
Copa Airlines
Sat 4/252:22 am
EZE
-
AUS
1 stop13h 37m
Copa Airlines
Deal found 3/6$569
This Vliegwinkel deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/93:36 pm
AUS
-
EZE
1 stop14h 19m
Copa Airlines
Wed 4/229:11 am
EZE
-
AUS
1 stop30h 48m
Copa Airlines
Deal found 3/6$582
This Copa Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:36 pm
AUS
-
EZE
1 stop14h 19m
Copa Airlines
Fri 5/12:17 am
EZE
-
AUS
1 stop13h 42m
Copa Airlines
Deal found 3/10$589
This KAYAK deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:36 pm
AUS
-
EZE
1 stop14h 19m
Copa Airlines
Sat 5/93:48 am
EZE
-
AUS
1 stop36h 11m
Copa Airlines
Deal found 3/6$617
This Mytrip deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:36 pm
AUS
-
EZE
1 stop34h 40m
Copa Airlines
Sat 5/233:48 am
EZE
-
AUS
1 stop36h 11m
Copa Airlines
Deal found 3/5$622
This Mytrip deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:36 pm
AUS
-
EZE
1 stop14h 19m
Copa Airlines
Sat 5/232:17 am
EZE
-
AUS
1 stop13h 42m
Copa Airlines
Deal found 3/5$629
This Gotogate deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/173:36 pm
AUS
-
EZE
1 stop28h 49m
Copa Airlines
Sat 5/232:49 pm
EZE
-
AUS
1 stop25h 10m
Copa Airlines
Deal found 3/5$634
This LATAM Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:00 am
AUS
-
AEP
2 stops34h 30m
LATAM Airlines
Wed 6/35:00 pm
AEP
-
AUS
2 stops29h 01m
LATAM Airlines
Deal found 3/6$637
This LATAM Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:00 am
AUS
-
EZE
2 stops24h 30m
LATAM Airlines
Wed 5/62:20 am
EZE
-
AUS
2 stops19h 41m
LATAM Airlines
Deal found 3/5$637
This Gotogate deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:36 pm
AUS
-
EZE
1 stop34h 40m
Copa Airlines
Tue 5/262:49 pm
EZE
-
AUS
1 stop25h 10m
Copa Airlines
Deal found 3/5$639
This Gurufare deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:26 pm
AUS
-
EZE
2 stops17h 49m
LATAM Airlines
Thu 3/127:10 am
EZE
-
AUS
2 stops19h 10m
LATAM Airlines
Deal found 3/6$641
This KAYAK deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2110:55 am
AUS
-
AEP
2 stops18h 45m
LATAM Airlines
Sun 5/35:35 pm
AEP
-
AUS
2 stops29h 32m
LATAM Airlines
Deal found 3/5$677

Find flight deals from Austin to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$569
(Copa Airlines)

One-way from

$306
(Copa Airlines)

Popular in

July

Cheapest in

November

Average price

$669
Provider with most accurate pricing for Austin Bergstrom-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Buenos Aires (BUE) flights.
Search Deals
From Austin Bergstrom to Buenos Aires (BUE)
Search Deals
One-way flight from Austin Bergstrom to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Buenos Aires 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, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Austin to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Mon 4/20

3:36 pm-7:55 am

1 stop14h 19m

Buenos Aires Ministro Pistarini

Sun 4/26

2:22 am-1:59 pm

1 stop13h 37m

$569

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Sun 5/3

3:36 pm-7:55 am

1 stop14h 19m

Buenos Aires Ministro Pistarini

Sat 5/9

3:48 am-1:59 pm

1 stop36h 11m

$617

AustinBuenos Aires

AUS - AEP

AUSAEP

Austin Bergstrom

Mon 6/1

9:00 am-9:30 pm

2 stops34h 30m

Buenos Aires Jorge Newbery

Wed 6/3

5:00 pm-8:01 pm

2 stops29h 01m

$637

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Thu 4/16

3:36 pm-7:55 am

1 stop14h 19m

Buenos Aires Ministro Pistarini

Wed 4/29

2:22 am-1:59 pm

1 stop13h 37m

$653

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Wed 4/22

9:00 am-6:10 am

2 stops19h 10m

Buenos Aires Ministro Pistarini

Sun 5/3

3:55 am-12:17 am

2 stops22h 22m

$677

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Wed 5/27

6:04 pm-8:00 am

1 stop11h 56m

Buenos Aires Ministro Pistarini

Tue 6/2

9:00 pm-1:12 pm

1 stop18h 12m

$677

AustinBuenos Aires

AUS - AEP

AUSAEP

Austin Bergstrom

Fri 7/17

9:00 am-4:00 pm

2 stops29h 00m

Buenos Aires Jorge Newbery

Sun 7/26

8:05 pm-9:25 pm

2 stops27h 20m

$677

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Fri 7/3

9:00 am-9:20 am

1 stop22h 20m

Buenos Aires Ministro Pistarini

Sun 8/9

8:10 pm-3:47 pm

1 stop21h 37m

$677

AustinBuenos Aires

AUS - EZE

AUSEZE

Austin Bergstrom

Wed 5/20

2:10 pm-8:00 am

1 stop15h 50m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-3:29 pm

1 stop20h 29m

$677

AustinBuenos Aires

AUS - AEP

AUSAEP

Austin Bergstrom

Thu 4/9

10:40 am-7:40 am

2 stops19h 00m

Buenos Aires Jorge Newbery

Tue 4/14

8:05 pm-7:46 pm

2 stops25h 41m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 44 resultsSorted by cheapest first
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Compare providers for flights from Austin to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Buenos Aires in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Austin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Austin to Buenos Aires

How far ahead should I book a flight from Austin to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Buenos Aires. Price data was last updated on March 6, 2026.

The best time to book flights from Austin to Buenos Aires is 16 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Austin to Buenos Aires?

Currently, June is the cheapest month in which you can book a flight from Austin to Buenos Aires (average of $264). Flying from Austin to Buenos Aires in January is currently the most expensive (average of $629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Austin to Buenos Aires?

What’s the top layover airport for flights from Austin to Buenos Aires?

Share of 1-stop round-trip flights from Austin to Buenos Aires chosen by Cheapflights users in the past 12 months, using the same layover each way.

Panama City (PTY) – chosen by Cheapflights users on 67% of 1-stop itineraries from Austin to Buenos Aires on Cheapflights.

What’s the cheapest layover airport for flights from Austin to Buenos Aires?

Average round-trip fare for 1-stop flights from Austin to Buenos Aires, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Panama City (PTY) is the most affordable 1-stop option, with an average round-trip price of $568.

What’s the fastest layover option from Austin to Buenos Aires?

Shortest average travel time for 1-stop one-way flights from Austin to Buenos Aires, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Panama City (PTY) have the shortest average one-way travel time for 1-stop routes: 14h 19m.

Which airport typically offers the quickest layover for flights from Austin to Buenos Aires?

Average layover duration for 1-stop one-way flights from Austin to Buenos Aires, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Panama City (PTY) offer the fastest connection on this route, with an average layover time of 2h 08m.

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated March 10, 2026.
See what other customers who have flown with Delta,Copa Airlines, andLATAM Airlines from Austin to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.5
Good
1,569 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.4
Good
1,918 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,409 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,415 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Austin to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Austin to Buenos Aires?

    Located just 7.5 mi from the city center, Austin Bergstrom is the airport most travelers will use when flying to Buenos Aires from Austin. Booking flights from Austin Bergstrom (AUS) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 5 different airlines.

  • How long is the flight from Austin to Buenos Aires?

    There are many flights that can get you from Austin to Buenos Aires in 14h 19m. Fly via Copa Airlines or LATAM Airlines to get the fastest option. The distance from Austin to Buenos Aires is about 5161 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Austin to Buenos Aires round-trip?

    Our cheapest airline available from Austin to Buenos Aires is Delta. Our recent data shows that you can find tickets from as low as $264 on this airline. Additional options worth looking into are LATAM Airlines and Copa Airlines, starting at $397 and $487 round-trip. You may be able to fly from Austin to Buenos Aires for 62% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Austin to Buenos Aires one-way?

    One-way options have recently been found by users for as low as $240 on Copa Airlines. Other airlines that offer cheap prices include American Airlines from $264 and Delta from $264 one-way.

  • Where are the most common layover locations when flying from Austin to Buenos Aires?

    The most popular layover on flights from Austin to Buenos Aires is Houston.

  • What are some popular things to do or see while on a layover in Houston?

    Most Houston visitors opt to spend their time experiencing Space Center Houston, House of Blues Houston, and Revention Music Center. Those on a layover in Houston interested in visiting Space Center Houston, House of Blues Houston, or Revention Music Center can do so by traveling 33.5 mi, 16.1 mi, and 15.5 mi, respectively from Houston George Bush Intcntl. Those looking to explore during their layover in Houston can rent a car from Houston George Bush Intcntl for about $36 per day.

  • Where are the least popular layover locations for Austin to Buenos Aires flights?

    Flights departing from Austin and landing in Buenos Aires layover in Atlanta least frequently.

  • Can I find deals for flights from Austin to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Austin to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Buenos Aires.

  • Can I find deals for business class flights from Austin to Buenos Aires?

    Yes. Cheapflights offers flight deals from Austin to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Buenos Aires?

    Currently, June is the cheapest month in which you can book a flight from Austin to Buenos Aires (average of $264). Flying from Austin to Buenos Aires in January is currently the most expensive (average of $629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Austin to Buenos Aires

Discover the top 5 airlines that operate flights from Austin to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$715FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$397Average$792FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$487Average$1,013FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$532Average$744FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$539Average$778FlexibilityNo cancel feeOn-time69%

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