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Cheap flights from Buenos Aires to San Antonio from $638

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to San Antonio departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Buenos Aires to San Antonio

Cheap round-trip flights

Logo
7:30 am - 11:00 amEZE-SAT
29h 30m3 stops
Logo
2:54 pm - 9:40 pmSAT-EZE
28h 46m3 stops
$993
Find Deal
Sat, Aug 30 - Thu, Sep 4
Logo
3:55 am - 11:00 amEZE-SAT
33h 05m3 stops
Logo
2:54 pm - 9:40 pmSAT-EZE
28h 46m3 stops
$1,057
Find Deal
Fri, Aug 29 - Thu, Sep 4
Logo
1:40 am - 11:00 amEZE-SAT
35h 20m2 stops
Logo
2:54 pm - 9:40 pmSAT-EZE
28h 46m3 stops
$1,089
Find Deal
Fri, Aug 29 - Thu, Sep 4
American Airlines Logo
8:45 pm - 2:14 pmEZE-SAT
19h 29m2 stops
American Airlines Logo
1:41 pm - 8:55 amSAT-EZE
17h 14m2 stops
$1,124American Airlines
Find Deal
Sat, Aug 30 - Thu, Sep 4
American Airlines Logo
10:30 pm - 1:23 pmEZE-SAT
16h 53m2 stops
American Airlines Logo
5:29 am - 7:20 amSAT-EZE
23h 51m1 stop
$1,136American Airlines
Find Deal
Sat, Aug 30 - Thu, Sep 4
LATAM Airlines Logo
3:55 am - 11:57 pmEZE-SAT
22h 02m2 stops
LATAM Airlines Logo
8:00 am - 6:10 amSAT-EZE
20h 10m2 stops
$1,186LATAM Airlines
Find Deal
Fri, Aug 29 - Thu, Sep 4
Delta Logo
8:55 pm - 1:28 pmEZE-SAT
18h 33m1 stop
Delta Logo
10:54 am - 6:10 amSAT-EZE
17h 16m2 stops
$1,198Delta
Find Deal
Sun, Oct 26 - Thu, Oct 30
United Airlines Logo
9:05 pm - 8:48 amEZE-SAT
13h 43m1 stop
United Airlines Logo
6:00 pm - 8:20 amSAT-EZE
12h 20m1 stop
$1,208United Airlines
Find Deal
Sun, Oct 26 - Thu, Oct 30
Delta Logo
8:55 pm - 9:55 amEZE-SAT
15h 00m1 stop
Delta Logo
6:21 pm - 2:55 pmSAT-EZE
18h 34m2 stops
$1,209Delta
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Sun, Oct 26 - Thu, Oct 30
LATAM Airlines Logo
7:55 am - 12:20 amEZE-SAT
18h 25m2 stops
LATAM Airlines Logo
6:21 pm - 2:55 pmSAT-EZE
18h 34m2 stops
$1,218LATAM Airlines
Find Deal
Sun, Oct 26 - Thu, Oct 30

Delta flights from Buenos Aires to San Antonio

Our best Delta deals on Buenos Aires to San Antonio flight tickets
Delta
Oct 26
EZE8:55 pmBuenos Aires Ministro Pistarini
18h 33m
1 stop
SAT1:28 pmSan Antonio
Oct 30
SAT10:54 amSan Antonio
17h 16m
2 stops
EZE6:10 amBuenos Aires Ministro Pistarini
$1,198
Find similar
Delta
Oct 26
EZE8:55 pmBuenos Aires Ministro Pistarini
15h 00m
1 stop
SAT9:55 amSan Antonio
Oct 30
SAT6:21 pmSan Antonio
18h 34m
2 stops
EZE2:55 pmBuenos Aires Ministro Pistarini
$1,209
Find similar
Delta
Aug 27
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 30m
1 stop
SAT9:40 amSan Antonio
Sep 3
SAT1:19 pmSan Antonio
18h 26m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,479
Find similar

LATAM Airlines flights from Buenos Aires to San Antonio

Our best LATAM Airlines deals on Buenos Aires to San Antonio flight tickets
LATAM Airlines
Aug 29
EZE3:55 amBuenos Aires Ministro Pistarini
22h 02m
2 stops
SAT11:57 pmSan Antonio
Sep 4
SAT8:00 amSan Antonio
20h 10m
2 stops
EZE6:10 amBuenos Aires Ministro Pistarini
$1,186
Find similar
LATAM Airlines
Oct 26
EZE7:55 amBuenos Aires Ministro Pistarini
18h 25m
2 stops
SAT12:20 amSan Antonio
Oct 30
SAT6:21 pmSan Antonio
18h 34m
2 stops
EZE2:55 pmBuenos Aires Ministro Pistarini
$1,218
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to San Antonio 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Buenos Aires to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 8/30

7:30 am-11:00 am

3 stops29h 30m

San Antonio

Thu 9/4

2:54 pm-9:40 pm

3 stops28h 46m

$993

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Fri 8/29

3:55 am-11:00 am

3 stops33h 05m

San Antonio

Thu 9/4

2:54 pm-9:40 pm

3 stops28h 46m

$1,057

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Fri 8/29

1:40 am-11:00 am

2 stops35h 20m

San Antonio

Thu 9/4

2:54 pm-9:40 pm

3 stops28h 46m

$1,089

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 8/30

8:45 pm-2:14 pm

2 stops19h 29m

San Antonio

Thu 9/4

1:41 pm-8:55 am

2 stops17h 14m

$1,124

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 8/30

10:30 pm-1:23 pm

2 stops16h 53m

San Antonio

Thu 9/4

5:29 am-7:20 am

1 stop23h 51m

$1,136

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Fri 8/29

3:55 am-11:57 pm

2 stops22h 02m

San Antonio

Thu 9/4

8:00 am-6:10 am

2 stops20h 10m

$1,186

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

8:55 pm-1:28 pm

1 stop18h 33m

San Antonio

Thu 10/30

10:54 am-6:10 am

2 stops17h 16m

$1,198

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

9:05 pm-8:48 am

1 stop13h 43m

San Antonio

Thu 10/30

6:00 pm-8:20 am

1 stop12h 20m

$1,208

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

8:55 pm-9:55 am

1 stop15h 00m

San Antonio

Thu 10/30

6:21 pm-2:55 pm

2 stops18h 34m

$1,209

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

7:55 am-12:20 am

2 stops18h 25m

San Antonio

Thu 10/30

6:21 pm-2:55 pm

2 stops18h 34m

$1,218

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Buenos Aires to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Monday when prices can be found for as low as $991. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $1,653.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from Buenos Aires to San Antonio in the morning for as low as $1,264. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the evening, with an average ticket price of $1,298. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Buenos Aires to San Antonio flights?

You could potentially save up to 40% on your flight if you consider stops on a Buenos Aires to San Antonio flight.

When to book flights from Buenos Aires to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buenos Aires to San Antonio (BUE to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to San Antonio

Best Price Found

$638

Fastest flight time

13h 43m

Direct flights

None

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Buenos Aires in the past 72 hours is $638. The best round-trip flight deal from Buenos Aires to San Antonio found on momondo in the last 72 hours is $993.
The fastest flight from Buenos Aires to San Antonio takes 13h 43m
There are no direct flights from Buenos Aires to San Antonio. Popular non-direct route for this connection is Buenos Aires Ministro Pistarini Airport - San Antonio Airport.
There is 1 airport near San Antonio: San Antonio (SAT)
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  • How far is Buenos Aires to San Antonio by plane?

    The straight-line distance from Buenos Aires to San Antonio is 5136.1 mi. 13h 43m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Buenos Aires to San Antonio Airport?

    Prices for flights from Buenos Aires to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Buenos Aires to San Antonio Airport?

  • How old do you have to be to fly from Buenos Aires to San Antonio Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Buenos Aires to San Antonio

Compare and see reviews for airlines that fly from Buenos Aires to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,023Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Buenos Aires to San Antonio?

It is quick and easy to find Buenos Aires to San Antonio flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Antonio that suits you.

Can I find flights from Buenos Aires to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from Buenos Aires with this policy.

How can momondo help me find flights from Buenos Aires to San Antonio?

momondo provides multiple filters to help you find the best flight to San Antonio from Buenos Aires. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buenos Aires to San Antonio right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buenos Aires to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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