HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buenos Aires

$458+ Cheap flights from San Antonio (SAT) 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Buenos Aires with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$794
(KAYAK)

One-way from

$458
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$1,213
Provider with most accurate pricing for San Antonio-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Buenos Aires (BUE) flights.
Search Deals
From San Antonio to Buenos Aires (BUE)
Search Deals
One-way flight from San Antonio to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from San Antonio to Buenos Aires

Cheapest flights from San Antonio to Buenos Aires
Explore the most affordable flight options available from San Antonio to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:46 pmSAT - EZE
1 stop15h 14mDelta
Thu 11/208:55 pmEZE - SAT
1 stop23h 22mDelta
Deal found 10/14$794
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:00 pmSAT - EZE
1 stop13h 20mDelta
Mon 12/111:55 pmEZE - SAT
1 stop27h 39mDelta
Deal found 10/13$799
This Expedia deal was found by Cheapflights users on 10/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/302:46 pmSAT - EZE
2 stops39h 49mLATAM Airlines
Sun 12/73:55 pmEZE - SAT
2 stops35h 39mLATAM Airlines
Deal found 10/16$837
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/292:14 pmSAT - EZE
1 stop14h 06mUnited Airlines
Tue 12/910:05 pmEZE - SAT
1 stop13h 36mUnited Airlines
Deal found 10/14$844
This United Airlines deal was found by Cheapflights users on 10/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/307:30 pmSAT - EZE
1 stop34h 50mUnited Airlines
Sun 12/710:05 pmEZE - SAT
1 stop13h 36mUnited Airlines
Deal found 10/16$850
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:00 amSAT - EZE
1 stop22h 00mDelta
Fri 12/58:55 pmEZE - SAT
1 stop24h 31mDelta
Deal found 10/14$894
This Mytrip deal was found by Cheapflights users on 10/16. 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.
Sun 11/308:33 pmSAT - EZE
3 stops29h 37mMultiple Airlines
Sun 12/76:15 amEZE - SAT
3 stops29h 45mMultiple Airlines
Deal found 10/16$896
This American Airlines deal was found by Cheapflights users on 10/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2912:55 pmSAT - EZE
1 stop16h 25mAmerican Airlines
Sat 12/611:59 pmEZE - SAT
2 stops19h 44mAmerican Airlines
Deal found 10/15$898
This LATAM Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/291:05 pmSAT - AEP
2 stops19h 40mLATAM Airlines
Sat 12/65:15 pmAEP - SAT
2 stops20h 15mLATAM Airlines
Deal found 10/15$1,055
This Mytrip deal was found by Cheapflights users on 10/15. 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.
Sat 11/297:37 pmSAT - AEP
2 stops29h 28mMultiple Airlines
Sat 12/68:00 pmAEP - SAT
3 stops30h 26mMultiple Airlines
Deal found 10/15$1,124
This LATAM Airlines deal was found by Cheapflights users on 10/16. 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.
Sat 11/88:00 amSAT - AEP
2 stops20h 55mLATAM Airlines
Tue 11/115:15 pmAEP - SAT
2 stops20h 25mLATAM Airlines
Deal found 10/16$2,176
This Mytrip deal was found by Cheapflights users on 10/14. 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 12/2510:15 amSAT - AEP
3 stops26h 45mMultiple Airlines
Sat 1/37:00 amAEP - SAT
3 stops30h 11mMultiple Airlines
Deal found 10/14$2,281

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 October 16, 2025.
Use the filters below to find and compare flights from San Antonio to Buenos Aires that are best for you.

Fly from

San Antonio

Fly to

Buenos Aires

Route

Depart

Return

Price

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 11/13

2:46 pm-9:00 am

1 stop15h 14m

Buenos Aires Ministro Pistarini

Thu 11/20

8:55 pm-5:17 pm

1 stop23h 22m

$794

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 11/19

8:30 am-9:20 am

2 stops21h 50m

Buenos Aires Ministro Pistarini

Mon 12/1

10:05 pm-8:41 am

1 stop13h 36m

$798

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 11/10

5:15 am-5:55 am

2 stops21h 40m

Buenos Aires Ministro Pistarini

Mon 11/17

10:25 pm-10:57 pm

2 stops27h 32m

$798

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Sun 11/30

2:46 pm-9:35 am

2 stops39h 49m

Buenos Aires Ministro Pistarini

Sun 12/7

3:55 pm-12:34 am

2 stops35h 39m

$837

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Sun 11/30

7:30 pm-9:20 am

1 stop34h 50m

Buenos Aires Ministro Pistarini

Sun 12/7

10:05 pm-8:41 am

1 stop13h 36m

$850

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Sun 11/30

8:33 pm-5:10 am

3 stops29h 37m

Buenos Aires Ministro Pistarini

Sun 12/7

6:15 am-9:00 am

3 stops29h 45m

$896

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Fri 11/21

7:30 pm-7:20 am

1 stop32h 50m

Buenos Aires Ministro Pistarini

Sun 11/30

11:55 pm-7:37 pm

1 stop22h 42m

$975

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 2/10

6:00 am-4:25 am

3 stops19h 25m

Buenos Aires Jorge Newbery

Thu 2/19

6:20 am-10:27 pm

3 stops43h 07m

$1,022

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Sat 11/29

1:05 pm-11:45 am

2 stops19h 40m

Buenos Aires Jorge Newbery

Sat 12/6

5:15 pm-10:30 am

2 stops20h 15m

$1,055

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Sat 11/29

7:37 pm-4:05 am

2 stops29h 28m

Buenos Aires Jorge Newbery

Sat 12/6

8:00 pm-11:26 pm

3 stops30h 26m

$1,124

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 24 results
1
2
3

Compare providers for flights from San Antonio 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 San Antonio to Buenos Aires in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 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 San Antonio-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-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 San Antonio-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 San Antonio to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Antonio 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 San Antonio to Buenos Aires

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

Currently, June is the cheapest month in which you can book a flight from San Antonio to Buenos Aires (average of $276). Flying from San Antonio to Buenos Aires in April is currently the most expensive (average of $578). 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.

What is the cheapest time of day to fly from SAT to BUE?

Find hourly flight availability from San Antonio to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

It’s optimal to fly from San Antonio to Buenos Aires in the afternoon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the evening.

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 October 16, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from San Antonio to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,984 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
7,984 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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 San Antonio to Buenos Aires?

    If you book a flight to Buenos Aires from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 0 flights from San Antonio to Buenos Aires per day from 1 airline.

  • How long is the flight from San Antonio to Buenos Aires?

    Departing from San Antonio to Buenos Aires will take you 15h 14m. Airlines will cover a distance of 5148 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from San Antonio to Buenos Aires round-trip?

    According to our current data, United Airlines ($975), offers the cheapest pricing from San Antonio to Buenos Aires. This flight start at 23% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Buenos Aires?

    Currently, June is the cheapest month in which you can book a flight from San Antonio to Buenos Aires (average of $276). Flying from San Antonio to Buenos Aires in April is currently the most expensive (average of $578). 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.

Alternative routes for San Antonio to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Ministro Pistarini flights
Hobby to Ministro Pistarini flights
Dallas/Fort Worth to Jorge Newbery flights
George Bush Intcntl to Ministro Pistarini flights
Austin to Ministro Pistarini flights
Austin to Jorge Newbery flights
Hobby to Jorge Newbery flights
Love Field to Ministro Pistarini flights
George Bush Intcntl to Jorge Newbery flights
Dallas/Fort Worth to Mendoza flights
San Antonio to Ministro Pistarini flights
Love Field to Mendoza flights
Dallas/Fort Worth to Cordoba flights
El Paso to Ministro Pistarini flights
Hobby to Mendoza flights
McAllen to Ministro Pistarini flights
Corpus Christi to Ministro Pistarini flights
George Bush Intcntl to Mendoza flights
San Antonio to Cordoba flights
George Bush Intcntl to Rosario flights
San Antonio to Mendoza flights
Hobby to Cordoba flights
San Antonio to El Calafate flights
San Antonio to Ushuaia flights
George Bush Intcntl to Ushuaia flights
George Bush Intcntl to Cordoba flights
Hobby to Ushuaia flights
Dallas/Fort Worth to Rosario flights

Top airline flying from San Antonio to Buenos Aires

Discover the top airline that operate flights from San Antonio 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$975Average$1,190FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.