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$387+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$972
(Avianca Connect)

One-way from

$387
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,485
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. 11% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Avianca Connect deal was found by Cheapflights users on 6/10. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:25 amSAT - EZE
2 stops16h 00mMultiple Airlines
Sun 8/171:40 amEZE - SAT
2 stops23h 45mMultiple Airlines
Deal found 6/10$972
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 11/134:25 pmSAT - EZE
2 stops23h 20mLATAM Airlines
Wed 11/193:45 amEZE - SAT
2 stops21h 38mLATAM Airlines
Deal found 6/11$975
This United Airlines deal was found by Cheapflights users on 6/11. 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 12/16:00 pmSAT - EZE
1 stop12h 20mUnited Airlines
Wed 12/1011:55 pmEZE - SAT
2 stops24h 12mUnited Airlines
Deal found 6/11$980
This Mytrip deal was found by Cheapflights users on 6/11. 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 8/77:25 amSAT - AEP
3 stops35h 35mMultiple Airlines
Wed 8/1312:05 amAEP - SAT
3 stops42h 15mMultiple Airlines
Deal found 6/11$1,016
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 12/13:20 pmSAT - EZE
2 stops15h 55mAmerican Airlines
Wed 12/1011:35 pmEZE - SAT
2 stops16h 59mAmerican Airlines
Deal found 6/11$1,043
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 10/226:20 pmSAT - AEP
2 stops19h 45mLATAM Airlines
Tue 10/287:10 pmAEP - SAT
2 stops18h 11mLATAM Airlines
Deal found 6/11$1,055
This LATAM Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 10/2212:15 pmSAT - EZE
1 stop19h 30mDelta
Tue 10/288:55 pmEZE - SAT
1 stop18h 23mDelta
Deal found 6/11$1,055
This Trip.com deal was found by Cheapflights users on 6/11. 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.
Thu 8/72:10 pmSAT - EZE
1 stop29h 15mAeromexico
Thu 8/1411:25 pmEZE - SAT
1 stop15h 05mAeromexico
Deal found 6/11$1,225
This Mytrip deal was found by Cheapflights users on 6/11. 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 12/17:46 pmSAT - EZE
3 stops40h 39mAir Canada
Wed 12/105:00 pmEZE - SAT
3 stops29h 36mAir Canada
Deal found 6/11$1,450
This Delta deal was found by Cheapflights users on 6/12. 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 12/42:10 pmSAT - AEP
2 stops19h 50mDelta
Sat 12/206:20 amAEP - SAT
2 stops21h 14mDelta
Deal found 6/12$8,750
This Copa Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 11/205:30 amSAT - EZE
2 stops16h 30mCopa Airlines
Sun 11/303:57 amEZE - SAT
2 stops21h 59mCopa Airlines
Deal found 6/10$9,441

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 June 12, 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 8/7

7:25 am-1:25 am

2 stops16h 00m

Buenos Aires Ministro Pistarini

Sun 8/17

1:40 am-11:25 pm

2 stops23h 45m

$972

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 11/13

4:25 pm-6:45 pm

2 stops23h 20m

Buenos Aires Ministro Pistarini

Wed 11/19

3:45 am-10:23 pm

2 stops21h 38m

$975

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 12/1

6:00 pm-9:20 am

1 stop12h 20m

Buenos Aires Ministro Pistarini

Wed 12/10

11:55 pm-9:07 pm

2 stops24h 12m

$980

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 8/7

7:25 am-9:00 pm

3 stops35h 35m

Buenos Aires Jorge Newbery

Wed 8/13

12:05 am-4:20 pm

3 stops42h 15m

$1,016

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 12/1

3:20 pm-10:15 am

2 stops15h 55m

Buenos Aires Ministro Pistarini

Wed 12/10

11:35 pm-1:34 pm

2 stops16h 59m

$1,043

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Wed 10/22

12:15 pm-9:45 am

1 stop19h 30m

Buenos Aires Ministro Pistarini

Tue 10/28

8:55 pm-1:18 pm

1 stop18h 23m

$1,055

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Wed 10/22

6:20 pm-4:05 pm

2 stops19h 45m

Buenos Aires Jorge Newbery

Tue 10/28

7:10 pm-11:21 am

2 stops18h 11m

$1,055

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 8/7

2:10 pm-9:25 pm

1 stop29h 15m

Buenos Aires Ministro Pistarini

Thu 8/14

11:25 pm-12:30 pm

1 stop15h 05m

$1,225

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Mon 12/1

7:46 pm-3:25 pm

3 stops40h 39m

Buenos Aires Ministro Pistarini

Wed 12/10

5:00 pm-7:36 pm

3 stops29h 36m

$1,450

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 12/4

2:10 pm-1:00 pm

2 stops19h 50m

Buenos Aires Jorge Newbery

Sat 12/20

6:20 am-12:34 am

2 stops21h 14m

$8,750

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 15 results
1
2

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 June 12, 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.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
See what other customers who have flown with Delta, LATAM Airlines and Copa Airlines from San Antonio to Buenos Aires have to say. 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
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,785 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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!
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,706 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Crew

8.5

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 2 different airlines.

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

    According to our current data, LATAM Airlines ($975), United Airlines ($980), and American Airlines ($1,043) offers the cheapest pricing from San Antonio to Buenos Aires. These flights start at 22% 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, 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 2 airlines flying from San Antonio to Buenos Aires

Discover the top 2 airlines 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$629Average$1,173FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$975Average$1,300FlexibilityNo cancel feeOn-time69%

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