Buenos Aires

$341+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Aug 17 — Aug 241
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Cheap 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 July 18, 2026.

This Mytrip deal was found by Cheapflights users on 7/14. 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.
Tue 9/18:56 pm
SAT
-
EZE
3 stops31h 49m
Multiple Airlines
Wed 9/304:45 am
EZE
-
SAT
3 stops31h 30m
Multiple Airlines
Deal found 7/14$836
This Mytrip deal was found by Cheapflights users on 7/17. 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.
Fri 8/288:56 pm
SAT
-
EZE
3 stops29h 14m
Multiple Airlines
Thu 9/32:30 am
EZE
-
SAT
2 stops33h 45m
Multiple Airlines
Deal found 7/17$998
This Mytrip deal was found by Cheapflights users on 7/16. 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.
Thu 8/139:32 pm
SAT
-
EZE
3 stops31h 58m
Multiple Airlines
Thu 8/204:50 pm
EZE
-
SAT
2 stops19h 25m
Multiple Airlines
Deal found 7/16$1,001
This Mytrip deal was found by Cheapflights users on 7/15. 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.
Mon 8/109:32 pm
SAT
-
EZE
3 stops27h 28m
Multiple Airlines
Sat 8/152:45 am
EZE
-
SAT
3 stops33h 30m
Multiple Airlines
Deal found 7/15$1,004
This Mytrip deal was found by Cheapflights users on 7/16. 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.
Thu 8/139:32 pm
SAT
-
AEP
3 stops30h 08m
Multiple Airlines
Thu 8/207:00 am
AEP
-
SAT
2 stops29h 15m
Multiple Airlines
Deal found 7/16$1,027
This Mytrip deal was found by Cheapflights users on 7/17. 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.
Tue 9/18:56 pm
SAT
-
EZE
3 stops31h 49m
Multiple Airlines
Tue 9/87:10 am
EZE
-
SAT
2 stops29h 05m
Multiple Airlines
Deal found 7/17$1,031
This Mytrip deal was found by Cheapflights users on 7/15. 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 9/1912:41 pm
SAT
-
AEP
3 stops37h 39m
Multiple Airlines
Tue 9/297:00 am
AEP
-
SAT
2 stops29h 15m
Multiple Airlines
Deal found 7/15$1,041
This Mytrip deal was found by Cheapflights users on 7/14. 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.
Tue 8/119:32 pm
SAT
-
EZE
3 stops31h 13m
Multiple Airlines
Tue 8/184:50 pm
EZE
-
SAT
2 stops19h 25m
Multiple Airlines
Deal found 7/14$1,044
This Despegar deal was found by Cheapflights users on 7/16. 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 Despegar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2712:20 pm
SAT
-
EZE
1 stop18h 40m
Aeromexico
Mon 11/3011:55 pm
EZE
-
SAT
1 stop13h 40m
Aeromexico
Deal found 7/16$1,049
This Mytrip deal was found by Cheapflights users on 7/14. 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.
Tue 8/119:32 pm
SAT
-
AEP
3 stops30h 08m
Multiple Airlines
Tue 8/187:00 am
AEP
-
SAT
2 stops29h 15m
Multiple Airlines
Deal found 7/14$1,074
This Mytrip deal was found by Cheapflights users on 7/16. 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.
Sat 9/1212:41 pm
SAT
-
AEP
3 stops37h 39m
Multiple Airlines
Sat 9/265:27 am
AEP
-
SAT
3 stops30h 48m
Multiple Airlines
Deal found 7/16$1,084
This Delta deal was found by Cheapflights users on 7/13. 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 11/118:00 am
SAT
-
AEP
2 stops20h 40m
Delta
Wed 12/165:35 pm
AEP
-
SAT
2 stops19h 19m
Delta
Deal found 7/13$1,098

Find 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 July 18, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$836
(Mytrip)

One-way from

$341
(Mytrip)

Popular in

August

Cheapest in

January
Provider with most accurate pricing for San Antonio-Buenos Aires (BUE) flight deals.
Provider most trusted by Cheapflights users for San Antonio-Buenos Aires (BUE) flights.
From San Antonio to Buenos Aires (BUE)
One-way flight from San Antonio to Buenos Aires (BUE)
Highest demand for flights based on searches. 17% potential increase in price ($248 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).

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 July 18, 2026.
Use the filters below to find and compare flights from San Antonio to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Sat 9/19

12:41 pm-4:20 am

3 stops37h 39m

Buenos Aires Jorge Newbery

Tue 9/29

5:27 am-10:15 am

3 stops30h 48m

$1,053

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 8/13

9:32 pm-5:40 am

3 stops30h 08m

Buenos Aires Jorge Newbery

Thu 8/20

5:27 am-10:15 am

3 stops30h 48m

$1,095

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Wed 11/11

8:00 am-7:40 am

2 stops20h 40m

Buenos Aires Jorge Newbery

Wed 12/16

5:35 pm-9:54 am

2 stops19h 19m

$1,098

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 11/11

8:00 am-7:35 am

1 stop20h 35m

Buenos Aires Ministro Pistarini

Wed 12/16

7:20 am-12:45 am

2 stops20h 25m

$1,098

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 9/15

8:00 am-6:10 am

2 stops20h 10m

Buenos Aires Ministro Pistarini

Wed 9/30

8:10 pm-3:14 pm

1 stop21h 04m

$1,098

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 1/12

6:45 am-7:40 am

2 stops21h 55m

Buenos Aires Jorge Newbery

Sat 1/30

5:35 pm-9:54 am

2 stops19h 19m

$1,138

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 1/12

8:00 am-7:35 am

1 stop20h 35m

Buenos Aires Ministro Pistarini

Sat 1/30

7:20 am-12:45 am

2 stops20h 25m

$1,138

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 11/17

4:25 pm-9:40 am

1 stop14h 15m

Buenos Aires Ministro Pistarini

Sat 12/5

7:20 am-12:45 am

2 stops20h 25m

$1,138
Quickest round-trip

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 12/23

4:18 pm-7:20 am

1 stop12h 02m

Buenos Aires Ministro Pistarini

Tue 1/12

11:55 pm-10:48 am

1 stop13h 53m

$1,148

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 10/12

5:30 am-6:10 am

2 stops22h 40m

Buenos Aires Ministro Pistarini

Mon 10/19

8:10 pm-9:43 am

1 stop15h 33m

$1,148

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 35 resultsSorted by cheapest first
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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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Antonio-Buenos Aires flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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

No data available for this route at this time. Please check back soon.

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 July 18, 2026.
Peruse reviews from past customers who have flown with 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.

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 0 different airlines.

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

    Departing from San Antonio to Buenos Aires will take you 20h 40m. Airlines will cover a distance of 5137 mi.

  • 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.

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