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Cheap flights from Buenos Aires to San Antonio from $490

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 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Buenos Aires to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:30 am - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
33h 45m2 stops Medellín Jose Maria Cordova Intl Mexico City Benito Juarez
Multiple Airlines Logo
8:56 pm - 1:20 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
26h 24m2 stops Mexico City Benito Juarez Medellín Jose Maria Cordova Intl
$1,010Multiple Airlines
Wed, Sep 16 - Thu, Sep 24
Multiple Airlines Logo
2:30 am - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
33h 45m2 stops Medellín Jose Maria Cordova Intl Mexico City Benito Juarez
Multiple Airlines Logo
8:56 pm - 1:20 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
26h 24m2 stops Mexico City Benito Juarez Medellín Jose Maria Cordova Intl
$1,011Multiple Airlines
Thu, Sep 17 - Fri, Sep 25
Multiple Airlines Logo
2:30 am - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
33h 45m2 stops Medellín Jose Maria Cordova Intl Mexico City Benito Juarez
Multiple Airlines Logo
8:56 pm - 7:30 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
32h 34m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,045Multiple Airlines
Wed, Sep 16 - Thu, Sep 24
Multiple Airlines Logo
12:15 pm - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
24h 00m3 stops Santiago Arturo Merino Benitez Bogotá El Dorado Mexico City Benito Juarez
Multiple Airlines Logo
8:56 pm - 7:30 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
32h 34m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,052Multiple Airlines
Thu, Sep 17 - Thu, Sep 24
Multiple Airlines Logo
9:15 pm - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
39h 00m3 stops Punta Cana Cancun Mexico City Benito Juarez
Multiple Airlines Logo
12:41 pm - 5:00 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
38h 19m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,067Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
5:00 am - 10:01 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
31h 01m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
Multiple Airlines Logo
12:41 pm - 5:00 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
38h 19m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,074Multiple Airlines
Thu, Sep 10 - Sat, Sep 19
Multiple Airlines Logo
5:00 am - 9:47 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
54h 47m3 stops Lima J Chavez Intl Bogotá El Dorado Atlanta Hartsfield-Jackson
Multiple Airlines Logo
12:41 pm - 5:00 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
38h 19m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,079Multiple Airlines
Thu, Sep 10 - Sat, Sep 19
Multiple Airlines Logo
9:15 pm - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
39h 00m3 stops Punta Cana Cancun Mexico City Benito Juarez
Multiple Airlines Logo
12:41 pm - 5:00 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
38h 19m3 stops Mexico City Benito Juarez Cancun Punta Cana
$1,093Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
5:00 am - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
31h 15m3 stops Lima J Chavez Intl Bogotá El Dorado Mexico City Benito Juarez
Multiple Airlines Logo
12:41 pm - 6:21 pmSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
27h 40m3 stops Mexico City Benito Juarez Lima J Chavez Intl Santiago Arturo Merino Benitez
$1,136Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
2:30 am - 10:15 amEZE  Buenos Aires Ministro Pistarini-SAT San Antonio
33h 45m2 stops Medellín Jose Maria Cordova Intl Mexico City Benito Juarez
Multiple Airlines Logo
8:56 pm - 2:45 amSAT  San Antonio-EZE Buenos Aires Ministro Pistarini
27h 49m3 stops Mexico City Benito Juarez Bogotá El Dorado Lima J Chavez Intl
$1,155Multiple Airlines
Thu, Sep 17 - Fri, Sep 25

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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 23
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 38m
1 stop
SAT9:48 amSan Antonio
Sep 14
SAT1:55 pmSan Antonio
17h 50m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,195
LATAM Airlines
Sep 19
EZE12:15 pmBuenos Aires Ministro Pistarini
28h 34m
2 stops
SAT2:49 pmSan Antonio
Sep 26
SAT2:00 pmSan Antonio
19h 30m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
$1,203
LATAM Airlines
Sep 18
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 37m
1 stop
SAT9:47 amSan Antonio
Sep 25
SAT6:10 pmSan Antonio
30h 35m
2 stops
EZE2:45 amBuenos Aires Ministro Pistarini
$1,255

Delta flights from Buenos Aires to San Antonio

Our best Delta deals on Buenos Aires to San Antonio flight tickets
Delta
Sep 19
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 37m
1 stop
SAT9:47 amSan Antonio
Sep 24
SAT5:30 amSan Antonio
26h 15m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,186
Delta
Aug 10
EZE8:10 pmBuenos Aires Ministro Pistarini
15h 38m
1 stop
SAT9:48 amSan Antonio
Aug 12
SAT5:45 pmSan Antonio
14h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$1,195
Delta
Sep 17
EZE8:10 pmBuenos Aires Ministro Pistarini
21h 02m
1 stop
SAT3:12 pmSan Antonio
Sep 24
SAT1:55 pmSan Antonio
17h 45m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
$1,218

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 August 6, 2026.
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

Cheapest round-trip

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Wed 9/16

2:30 am-10:15 am

2 stops33h 45m

San Antonio

Thu 9/24

8:56 pm-1:20 am

2 stops26h 24m

$1,010

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Thu 9/17

2:30 am-10:15 am

2 stops33h 45m

San Antonio

Fri 9/25

8:56 pm-1:20 am

2 stops26h 24m

$1,011

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Wed 9/16

2:30 am-10:15 am

2 stops33h 45m

San Antonio

Thu 9/24

8:56 pm-7:30 am

3 stops32h 34m

$1,045
Quickest round-trip

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Thu 9/17

12:15 pm-10:15 am

3 stops24h 00m

San Antonio

Thu 9/24

8:56 pm-7:30 am

3 stops32h 34m

$1,052

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Sat 9/12

9:15 pm-10:15 am

3 stops39h 00m

San Antonio

Sat 9/19

12:41 pm-5:00 am

3 stops38h 19m

$1,067

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Thu 9/10

5:00 am-10:01 am

2 stops31h 01m

San Antonio

Sat 9/19

12:41 pm-5:00 am

3 stops38h 19m

$1,074

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Thu 9/10

5:00 am-9:47 am

3 stops54h 47m

San Antonio

Sat 9/19

12:41 pm-5:00 am

3 stops38h 19m

$1,079

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Sat 9/12

9:15 pm-10:15 am

3 stops39h 00m

San Antonio

Sat 9/19

12:41 pm-5:00 am

3 stops38h 19m

$1,093

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Sat 9/19

5:00 am-10:15 am

3 stops31h 15m

San Antonio

Sat 9/26

12:41 pm-6:21 pm

3 stops27h 40m

$1,136

Buenos AiresSan Antonio

EZE Buenos Aires Ministro Pistarini - SAT San Antonio

EZESAT

Buenos Aires Ministro Pistarini

Thu 9/17

2:30 am-10:15 am

2 stops33h 45m

San Antonio

Fri 9/25

8:56 pm-2:45 am

3 stops27h 49m

$1,155

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 month to fly to San Antonio?

If you aren’t able to travel during the month of July, then book flights to San Antonio from Buenos Aires during March instead. Flights to San Antonio in March, while not as cheap as those in July, still average around $0.

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

You could potentially save up to 4% 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

Fastest flight time

30h 15m

Direct flights

None
The fastest flight from Buenos Aires to San Antonio takes 30h 15m
There are no direct flights from Buenos Aires to San Antonio. There are no popular flight routes from Buenos Aires to San Antonio.
Search flight deals

Frequently asked questions about flying from Buenos Aires to San Antonio

  • How far is Buenos Aires to San Antonio by plane?

    The straight-line distance from Buenos Aires to San Antonio is 5136.1 mi. 30h 15m 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 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.

Traveling to a place near San Antonio?

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

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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