Buenos Aires

$393+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Aug 23 — Aug 301
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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 24, 2026.

This Mytrip deal was found by Cheapflights users on 7/19. 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.
Wed 9/28:56 pm
SAT
-
EZE
3 stops28h 49m
Multiple Airlines
Wed 9/94:45 am
EZE
-
SAT
3 stops33h 39m
Multiple Airlines
Deal found 7/19$911
This Mytrip deal was found by Cheapflights users on 7/21. 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 10/58:56 pm
SAT
-
EZE
3 stops28h 04m
Multiple Airlines
Tue 10/1311:00 am
EZE
-
SAT
3 stops35h 07m
Multiple Airlines
Deal found 7/21$921
This Mytrip deal was found by Cheapflights users on 7/19. 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 9/92:30 am
EZE
-
SAT
2 stops33h 45m
Multiple Airlines
Deal found 7/19$932
This Mytrip deal was found by Cheapflights users on 7/23. 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 9/48:56 pm
SAT
-
EZE
3 stops29h 14m
Multiple Airlines
Fri 9/114:00 am
EZE
-
SAT
3 stops32h 15m
Multiple Airlines
Deal found 7/23$1,004
This Mytrip deal was found by Cheapflights users on 7/21. 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 10/58:56 pm
SAT
-
AEP
3 stops30h 44m
Multiple Airlines
Tue 10/137:00 am
AEP
-
SAT
2 stops29h 15m
Multiple Airlines
Deal found 7/21$1,019
This Mytrip deal was found by Cheapflights users on 7/23. 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 8/209:32 pm
SAT
-
EZE
3 stops25h 48m
Multiple Airlines
Wed 8/261:35 am
EZE
-
SAT
2 stops34h 40m
Multiple Airlines
Deal found 7/23$1,037
This Mytrip deal was found by Cheapflights users on 7/20. 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 10/28:56 pm
SAT
-
EZE
3 stops29h 14m
Multiple Airlines
Fri 10/92:30 am
EZE
-
SAT
2 stops33h 45m
Multiple Airlines
Deal found 7/20$1,047
This Mytrip deal was found by Cheapflights users on 7/20. 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 8/188:56 pm
SAT
-
EZE
3 stops31h 49m
Multiple Airlines
Sun 8/233:55 am
EZE
-
SAT
3 stops32h 04m
Multiple Airlines
Deal found 7/20$1,056
This Mytrip deal was found by Cheapflights users on 7/22. 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 8/219:32 pm
SAT
-
EZE
3 stops25h 48m
Multiple Airlines
Fri 8/287:35 am
EZE
-
SAT
3 stops28h 40m
Multiple Airlines
Deal found 7/22$1,072
This Mytrip deal was found by Cheapflights users on 7/20. 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 8/188:56 pm
SAT
-
AEP
3 stops30h 44m
Multiple Airlines
Mon 8/247:00 am
AEP
-
SAT
3 stops29h 15m
Multiple Airlines
Deal found 7/20$1,091
This LATAM Airlines deal was found by Cheapflights users on 7/21. 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 10/51:55 pm
SAT
-
AEP
2 stops24h 05m
LATAM Airlines
Tue 10/135:35 pm
AEP
-
SAT
2 stops21h 01m
LATAM Airlines
Deal found 7/21$1,098
This Mytrip deal was found by Cheapflights users on 7/23. 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 9/48:56 pm
SAT
-
AEP
3 stops30h 44m
Multiple Airlines
Fri 9/114:40 am
AEP
-
SAT
3 stops31h 35m
Multiple Airlines
Deal found 7/23$1,103

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 24, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$911
(Mytrip)

One-way from

$393
(Kiwi.com)

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 24, 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 - EZE

SATEZE

San Antonio

Thu 8/20

9:32 pm-1:20 am

3 stops25h 48m

Buenos Aires Ministro Pistarini

Wed 8/26

1:35 am-10:15 am

2 stops34h 40m

$1,037

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Wed 11/11

10:45 am-8:00 pm

2 stops30h 15m

Buenos Aires Jorge Newbery

Wed 12/16

8:05 pm-12:28 am

2 stops31h 23m

$1,098

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 12/23

8:44 am-7:20 am

2 stops43h 36m

Buenos Aires Ministro Pistarini

Thu 1/14

10:05 pm-8:48 am

1 stop13h 43m

$1,121

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Wed 8/5

9:32 pm-5:40 am

3 stops30h 08m

Buenos Aires Jorge Newbery

Wed 8/12

7:00 am-10:15 am

3 stops29h 15m

$1,129

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 1/12

5:30 am-6:20 am

2 stops21h 50m

Buenos Aires Ministro Pistarini

Sat 1/30

7:20 am-12:45 am

2 stops20h 25m

$1,138
Quickest round-trip

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 1/12

5:10 pm-10:15 am

1 stop14h 05m

Buenos Aires Ministro Pistarini

Sat 1/30

10:10 am-11:59 pm

1 stop16h 49m

$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

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Fri 9/4

9:32 pm-5:40 am

3 stops30h 08m

Buenos Aires Jorge Newbery

Fri 9/11

4:40 am-10:15 am

3 stops31h 35m

$1,159

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 1/12

4:25 pm-6:40 pm

2 stops23h 15m

Buenos Aires Jorge Newbery

Sat 1/30

8:05 pm-10:27 pm

2 stops29h 22m

$1,162

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Fri 10/2

1:55 pm-6:30 pm

2 stops26h 35m

Buenos Aires Jorge Newbery

Sat 10/10

10:20 am-12:24 pm

2 stops52h 04m

$1,238

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 24 resultsSorted by cheapest first
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 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 24, 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.

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

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.

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

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 21h 50m. Airlines will cover a distance of 5148 mi. This flight may include one or multiple stops.

  • 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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