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$930+ Cheap flights from San Antonio (SAT) to Buenos Aires (BUE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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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 August 1, 2025.

Round-trip from

$930
(Mytrip)

One-way from

$490
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,258
From San Antonio to Buenos Aires (BUE)
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One-way flight from San Antonio to Buenos Aires (BUE)
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Highest demand for flights based on searches. 13% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 1, 2025.

This Mytrip deal was found by Cheapflights users on 7/30. 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 10/165:00 pmSAT - EZE
3 stops25h 15mMultiple Airlines
Sun 10/267:35 amEZE - SAT
3 stops36h 37mMultiple Airlines
Deal found 7/30$930
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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 11/1812:15 pmSAT - AEP
2 stops27h 25mLATAM Airlines
Tue 12/25:15 pmAEP - SAT
2 stops21h 06mLATAM Airlines
Deal found 8/1$975
This Delta deal was found by Cheapflights users on 7/30. 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.
Mon 10/136:21 pmSAT - EZE
1 stop13h 24mDelta
Tue 10/288:55 pmEZE - SAT
1 stop15h 04mDelta
Deal found 7/30$975
This LATAM Airlines deal was found by Cheapflights users on 7/30. 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 11/185:30 amSAT - EZE
2 stops21h 50mLATAM Airlines
Tue 12/27:45 amEZE - SAT
3 stops30h 36mLATAM Airlines
Deal found 7/30$978
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 11/1812:55 pmSAT - EZE
2 stops17h 05mAmerican Airlines
Tue 12/29:40 pmEZE - SAT
1 stop21h 19mAmerican Airlines
Deal found 7/30$980
This Mytrip deal was found by Cheapflights users on 7/29. 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 9/112:54 pmSAT - AEP
3 stops40h 26mMultiple Airlines
Sat 9/2012:05 amAEP - SAT
3 stops44h 07mMultiple Airlines
Deal found 7/29$998
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 9/84:22 pmSAT - EZE
1 stop13h 38mUnited Airlines
Wed 9/249:00 pmEZE - SAT
1 stop20h 25mUnited Airlines
Deal found 7/29$1,050
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/272:33 pmSAT - EZE
1 stop28h 52mAeromexico
Wed 9/311:25 pmEZE - SAT
1 stop15h 23mAeromexico
Deal found 7/31$1,136
This Delta deal was found by Cheapflights users on 7/30. 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 12/44:25 pmSAT - AEP
2 stops20h 15mDelta
Sat 12/203:40 pmAEP - SAT
2 stops23h 55mDelta
Deal found 7/30$8,750

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 August 1, 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 10/16

5:00 pm-8:15 pm

3 stops25h 15m

Buenos Aires Ministro Pistarini

Sun 10/26

7:35 am-6:12 pm

3 stops36h 37m

$930

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 11/18

12:15 pm-6:40 pm

2 stops27h 25m

Buenos Aires Jorge Newbery

Tue 12/2

5:15 pm-11:21 am

2 stops21h 06m

$975

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 10/13

5:05 pm-1:55 pm

2 stops18h 50m

Buenos Aires Ministro Pistarini

Mon 10/27

7:55 am-12:20 am

2 stops18h 25m

$975

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 11/18

5:30 am-6:20 am

2 stops21h 50m

Buenos Aires Ministro Pistarini

Tue 12/2

7:45 am-11:21 am

3 stops30h 36m

$978

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 11/18

12:55 pm-7:05 am

2 stops15h 10m

Buenos Aires Ministro Pistarini

Tue 12/2

10:25 pm-9:24 am

1 stop13h 59m

$980

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 9/11

2:54 pm-9:20 am

3 stops40h 26m

Buenos Aires Jorge Newbery

Sat 9/20

12:05 am-6:12 pm

3 stops44h 07m

$998

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 9/8

4:22 pm-8:00 am

1 stop13h 38m

Buenos Aires Ministro Pistarini

Wed 9/24

9:00 pm-3:25 pm

1 stop20h 25m

$1,050

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 8/27

2:33 pm-9:25 pm

1 stop28h 52m

Buenos Aires Ministro Pistarini

Wed 9/3

11:25 pm-12:48 pm

1 stop15h 23m

$1,136

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 12/4

4:25 pm-3:40 pm

2 stops20h 15m

Buenos Aires Jorge Newbery

Sat 12/20

3:40 pm-12:35 pm

2 stops23h 55m

$8,750

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 8/18

7:05 pm-2:30 pm

3 stops41h 25m

$2,154

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 14 results
1
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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, April is the cheapest month in which you can book a flight from San Antonio to Buenos Aires (average of $795). Flying from San Antonio to Buenos Aires in December is currently the most expensive (average of $1,260). 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 August 1, 2025.

It’s optimal to fly from San Antonio to Buenos Aires at noon. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight in the afternoon.

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

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 August 1, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and Aeromexico 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
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,823 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,719 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,904 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,983 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, LATAM Airlines ($975), Delta ($975), and United Airlines ($1,050) offers the cheapest pricing from San Antonio to Buenos Aires. These flights start at 25% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $758. Air Canada flights start at $2,154 while deals on LATAM Airlines start at $2,438 one-way.

  • 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, April is the cheapest month in which you can book a flight from San Antonio to Buenos Aires (average of $795). Flying from San Antonio to Buenos Aires in December is currently the most expensive (average of $1,260). 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

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Alternative routes for San Antonio to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$975Average$1,226FlexibilityNo cancel feeOn-time69%

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