Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Buenos Aires to San Antonio from $443

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 10/19. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Buenos Aires to San Antonio

Cheap round-trip flights

LATAM Airlines Logo
11:00 am - 12:37 amEZE-SAT
16h 37m2 stops
LATAM Airlines Logo
5:30 am - 9:35 amSAT-EZE
25h 05m2 stops
$917LATAM Airlines
Find Deal
Sat, Dec 20 - Tue, Jan 20
LATAM Airlines Logo
11:00 am - 12:37 amEZE-SAT
16h 37m2 stops
LATAM Airlines Logo
7:00 am - 8:50 pmSAT-EZE
34h 50m2 stops
$934LATAM Airlines
Find Deal
Sat, Dec 20 - Tue, Jan 20
American Airlines Logo
10:50 pm - 11:26 pmEZE-SAT
27h 36m1 stop
American Airlines Logo
4:34 pm - 8:30 amSAT-EZE
12h 56m1 stop
$1,101American Airlines
Find Deal
Sat, Dec 20 - Tue, Jan 20
Delta Logo
8:55 pm - 1:28 pmEZE-SAT
18h 33m1 stop
Delta Logo
2:33 pm - 2:50 pmSAT-EZE
22h 17m2 stops
$1,105Delta
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 - 2:50 pmSAT-EZE
18h 29m2 stops
$1,106Delta
Find Deal
Sun, Oct 26 - Thu, Oct 30
American Airlines Logo
10:50 pm - 4:53 pmEZE-SAT
21h 03m2 stops
American Airlines Logo
2:36 pm - 8:30 amSAT-EZE
14h 54m1 stop
$1,191American Airlines
Find Deal
Sat, Dec 20 - Tue, Jan 20
United Airlines Logo
9:05 pm - 12:56 pmEZE-SAT
17h 51m2 stops
United Airlines Logo
2:14 pm - 9:20 amSAT-EZE
16h 06m1 stop
$1,368United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
9:05 pm - 12:56 pmEZE-SAT
17h 51m2 stops
United Airlines Logo
1:23 pm - 9:20 amSAT-EZE
16h 57m2 stops
$1,768United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Canada Logo
4:45 pm - 11:16 pmEZE-SAT
32h 31m3 stops
Air Canada Logo
7:05 am - 3:10 pmSAT-EZE
30h 05m3 stops
$2,365Air Canada
Find Deal
Sun, Oct 26 - Thu, Oct 30
Air Canada Logo
4:45 pm - 11:16 pmEZE-SAT
32h 31m3 stops
Air Canada Logo
7:05 am - 3:10 pmSAT-EZE
30h 05m3 stops
$2,401Air Canada
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
SAT2:33 pmSan Antonio
22h 17m
2 stops
EZE2:50 pmBuenos Aires Ministro Pistarini
$1,105
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 29m
2 stops
EZE2:50 pmBuenos Aires Ministro Pistarini
$1,106
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 29m
2 stops
EZE2:50 pmBuenos Aires Ministro Pistarini
$1,118
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
Dec 20
EZE11:00 amBuenos Aires Ministro Pistarini
16h 37m
2 stops
SAT12:37 amSan Antonio
Jan 20
SAT5:30 amSan Antonio
25h 05m
2 stops
EZE9:35 amBuenos Aires Ministro Pistarini
$917
Find similar
LATAM Airlines
Dec 20
EZE11:00 amBuenos Aires Ministro Pistarini
16h 37m
2 stops
SAT12:37 amSan Antonio
Jan 20
SAT7:00 amSan Antonio
34h 50m
2 stops
EZE8:50 pmBuenos Aires Ministro Pistarini
$934
Find similar
LATAM Airlines
Dec 20
EZE11:00 amBuenos Aires Ministro Pistarini
26h 11m
2 stops
SAT10:11 amSan Antonio
Jan 20
SAT6:30 amSan Antonio
23h 45m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
$986
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 September 16, 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 12/20

11:00 am-12:37 am

2 stops16h 37m

San Antonio

Tue 1/20

5:30 am-9:35 am

2 stops25h 05m

$917

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 12/20

11:00 am-12:37 am

2 stops16h 37m

San Antonio

Tue 1/20

7:00 am-8:50 pm

2 stops34h 50m

$934

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 12/20

10:50 pm-11:26 pm

1 stop27h 36m

San Antonio

Tue 1/20

4:34 pm-8:30 am

1 stop12h 56m

$1,101

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

2:33 pm-2:50 pm

2 stops22h 17m

$1,105

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-2:50 pm

2 stops18h 29m

$1,106

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sat 12/20

10:50 pm-4:53 pm

2 stops21h 03m

San Antonio

Tue 1/20

2:36 pm-8:30 am

1 stop14h 54m

$1,191

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Thu 10/30

9:05 pm-12:56 pm

2 stops17h 51m

San Antonio

Thu 11/6

2:14 pm-9:20 am

1 stop16h 06m

$1,368

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Thu 10/30

9:05 pm-12:56 pm

2 stops17h 51m

San Antonio

Thu 11/6

1:23 pm-9:20 am

2 stops16h 57m

$1,768

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

4:45 pm-11:16 pm

3 stops32h 31m

San Antonio

Thu 10/30

7:05 am-3:10 pm

3 stops30h 05m

$2,365

Buenos AiresSan Antonio

EZE - SAT

EZESAT

Buenos Aires Ministro Pistarini

Sun 10/26

4:45 pm-11:16 pm

3 stops32h 31m

San Antonio

Thu 10/30

7:05 am-3:10 pm

3 stops30h 05m

$2,401

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 19% 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

Direct flights

None
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

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

    The straight-line distance from Buenos Aires to San Antonio is 5136.1 mi. 15h 00m 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
8,924 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.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/16
Thu 10/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States