What airlines fly to Buenos Aires?

United Airlines, Delta and Copa Airlines are the top three most popular airlines that fly to Buenos Aires from San Antonio according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 5 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Antonio Airport to Buenos Aires refresh daily.

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

The number of operators available for flights from San Antonio Airport to Buenos Aires is 1 as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Buenos Aires.

What documentation or ID do you need to fly to Buenos Aires?

The travel and health documents you'll need for your trip to Buenos Aires 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 Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$905 Cheap Flights from San Antonio to Buenos Aires in 2025/26

Q: What is the typical price of a round-trip flight between San Antonio and Buenos Aires?

Prices are currently typical for flights on this route. Typical prices usually range from $748 to $1,121. The lowest price recently found on this route was $905.

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Find the cheapest flights from San Antonio to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:26 am - 8:30 am

SAT

AEP

19h 04m2 stops

12:40 pm - 11:59 pm

AEP

SAT

37h 19m3 stops

$905Multiple Airlines

Tue, Feb 17 - Sun, Mar 8

10:26 am - 9:20 pm

SAT

AEP

31h 54m3 stops

12:40 pm - 11:59 pm

AEP

SAT

37h 19m3 stops

$927Multiple Airlines

Tue, Feb 17 - Sun, Mar 8

10:26 am - 8:30 am

SAT

AEP

19h 04m2 stops

5:10 pm - 9:30 am

AEP

SAT

18h 20m2 stops

$937Multiple Airlines

Tue, Feb 17 - Sun, Mar 8

10:26 am - 9:00 pm

SAT

EZE

31h 34m3 stops

4:45 pm - 11:59 pm

EZE

SAT

33h 14m3 stops

$961Multiple Airlines

Tue, Feb 17 - Sun, Mar 8

5:30 pm - 9:00 am

SAT

EZE

13h 30m1 stop

8:10 pm - 9:46 am

EZE

SAT

15h 36m1 stop

$976LATAM Airlines

Tue, Mar 10 - Wed, Apr 15

5:30 pm - 9:00 am

SAT

EZE

13h 30m1 stop

7:35 am - 8:30 pm

EZE

SAT

38h 55m3 stops

$979LATAM Airlines

Tue, Mar 10 - Wed, Apr 15

4:38 pm - 8:00 am

SAT

EZE

37h 22m2 stops

9:00 pm - 12:56 pm

EZE

SAT

41h 56m2 stops

$998United Airlines

Sun, May 10 - Mon, May 18

1:34 pm - 9:00 am

SAT

EZE

16h 26m1 stop

3:55 pm - 12:42 pm

EZE

SAT

22h 47m2 stops

$1,000LATAM Airlines

Tue, Feb 17 - Sun, Mar 8

4:15 pm - 4:00 pm

SAT

AEP

21h 45m2 stops

5:05 pm - 11:19 am

AEP

SAT

20h 14m2 stops

$1,008LATAM Airlines

Thu, Apr 16 - Sat, May 9

4:29 pm - 9:00 am

SAT

EZE

13h 31m1 stop

8:55 pm - 5:21 pm

EZE

SAT

22h 26m1 stop

$1,016Delta

Tue, Feb 17 - Sun, Mar 8

United Airlines flights from San Antonio to Buenos Aires

Our best United Airlines deals on San Antonio to Buenos Aires flight tickets

United Airlines

May 10

SAT4:38 pmSan Antonio

37h 22m

2 stops

EZE8:00 amBuenos Aires Ministro Pistarini

May 18

EZE9:00 pmBuenos Aires Ministro Pistarini

41h 56m

2 stops

SAT12:56 pmSan Antonio

$998

Find similar

United Airlines

Feb 2

SAT1:20 pmSan Antonio

17h 00m

2 stops

EZE9:20 amBuenos Aires Ministro Pistarini

Feb 5

EZE11:55 pmBuenos Aires Ministro Pistarini

19h 58m

2 stops

SAT4:53 pmSan Antonio

$1,280

Find similar

United Airlines

Dec 31

SAT4:05 pmSan Antonio

14h 15m

1 stop

EZE9:20 amBuenos Aires Ministro Pistarini

Jan 9

EZE10:05 pmBuenos Aires Ministro Pistarini

13h 37m

1 stop

SAT8:42 amSan Antonio

$4,966

Find similar

Delta flights from San Antonio to Buenos Aires

Our best Delta deals on San Antonio to Buenos Aires flight tickets

Delta

Feb 17

SAT4:29 pmSan Antonio

13h 31m

1 stop

EZE9:00 amBuenos Aires Ministro Pistarini

Mar 8

EZE8:55 pmBuenos Aires Ministro Pistarini

22h 26m

1 stop

SAT5:21 pmSan Antonio

$1,016

Find similar

Delta

Apr 24

SAT1:39 pmSan Antonio

18h 06m

1 stop

EZE9:45 amBuenos Aires Ministro Pistarini

Apr 28

EZE8:10 pmBuenos Aires Ministro Pistarini

17h 06m

1 stop

SAT11:16 amSan Antonio

$1,096

Find similar

Delta

Feb 5

SAT12:55 pmSan Antonio

18h 20m

1 stop

EZE10:15 amBuenos Aires Ministro Pistarini

Feb 8

EZE8:55 pmBuenos Aires Ministro Pistarini

23h 27m

1 stop

SAT5:22 pmSan Antonio

$1,301

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from San Antonio to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 2/17

10:26 am-8:30 am

2 stops19h 04m

Buenos Aires Jorge Newbery

Sun 3/8

12:40 pm-11:59 pm

3 stops37h 19m

$905

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 2/17

10:26 am-9:20 pm

3 stops31h 54m

Buenos Aires Jorge Newbery

Sun 3/8

12:40 pm-11:59 pm

3 stops37h 19m

$927

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 2/17

10:26 am-8:30 am

2 stops19h 04m

Buenos Aires Jorge Newbery

Sun 3/8

5:10 pm-9:30 am

2 stops18h 20m

$937

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 2/17

10:26 am-9:00 pm

3 stops31h 34m

Buenos Aires Ministro Pistarini

Sun 3/8

4:45 pm-11:59 pm

3 stops33h 14m

$961

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 3/10

5:30 pm-9:00 am

1 stop13h 30m

Buenos Aires Ministro Pistarini

Wed 4/15

8:10 pm-9:46 am

1 stop15h 36m

$976

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 3/10

5:30 pm-9:00 am

1 stop13h 30m

Buenos Aires Ministro Pistarini

Wed 4/15

7:35 am-8:30 pm

3 stops38h 55m

$979

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Sun 5/10

4:38 pm-8:00 am

2 stops37h 22m

Buenos Aires Ministro Pistarini

Mon 5/18

9:00 pm-12:56 pm

2 stops41h 56m

$998

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 2/17

1:34 pm-9:00 am

1 stop16h 26m

Buenos Aires Ministro Pistarini

Sun 3/8

3:55 pm-12:42 pm

2 stops22h 47m

$1,000

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 4/16

4:15 pm-4:00 pm

2 stops21h 45m

Buenos Aires Jorge Newbery

Sat 5/9

5:05 pm-11:19 am

2 stops20h 14m

$1,008

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 2/17

4:29 pm-9:00 am

1 stop13h 31m

Buenos Aires Ministro Pistarini

Sun 3/8

8:55 pm-5:21 pm

1 stop22h 26m

$1,016

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

Prices

Airlines

What is the typical price of a round-trip flight between San Antonio and Buenos Aires?

When to book flights from San Antonio to Buenos Aires

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

Estimated round-trip price

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

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

Fastest flight time	13h 55m
Direct flights	None

The fastest flight from San Antonio to Buenos Aires takes 13h 55m

There are no direct flights from San Antonio to Buenos Aires. There are no popular flight routes from San Antonio to Buenos Aires.

Search flight deals

How far is San Antonio to Buenos Aires by plane?
A flight from San Antonio to Buenos Aires will travel around 5136.1 mi. 13h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from San Antonio Airport to Buenos Aires?
Prices for flights from San Antonio Airport to Buenos Aires refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Buenos Aires?
The number of operators available for flights from San Antonio Airport to Buenos Aires is 1 as of December 2025.
How old do you have to be to fly from San Antonio Airport to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents you'll need for your trip to Buenos Aires 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 Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Buenos Aires?
momondo data reveals that the most frequently booked airline on the route from San Antonio to Buenos Aires is United Airlines, representing 71% of all bookings. The subsequent popular airline is American Airlines at 29%.

Best airlines flying from San Antonio to Buenos Aires

Compare and see reviews for airlines that fly from San Antonio to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $843	Free Cancellation	Rating 7.4 9,113 reviews		Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Buenos Aires. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Buenos Aires from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

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

Of course. momondo tracks the price of San Antonio to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.