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Cheap flights from San Antonio to Buenos Aires from $467

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Buenos Aires departing on 11/12. 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 San Antonio to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:32 pm - 6:45 am
SAT
-
EZE
31h 13m
3 stops
Multiple Airlines Logo
2:30 am - 12:24 pm
EZE
-
SAT
35h 54m
3 stops
$1,006Multiple Airlines
Tue, Aug 25 - Fri, Sep 4
Multiple Airlines Logo
8:56 pm - 7:30 am
SAT
-
EZE
32h 34m
3 stops
Multiple Airlines Logo
2:30 am - 10:15 am
EZE
-
SAT
33h 45m
3 stops
$1,016Multiple Airlines
Thu, Aug 13 - Wed, Aug 19
Multiple Airlines Logo
8:56 pm - 7:30 am
SAT
-
EZE
32h 34m
3 stops
Multiple Airlines Logo
2:30 am - 10:15 am
EZE
-
SAT
33h 45m
2 stops
$1,029Multiple Airlines
Thu, Aug 13 - Wed, Aug 19
Multiple Airlines Logo
8:56 pm - 9:16 am
SAT
-
EZE
34h 20m
3 stops
Multiple Airlines Logo
4:50 pm - 8:07 pm
EZE
-
SAT
29h 17m
3 stops
$1,050Multiple Airlines
Thu, Oct 1 - Wed, Oct 7
Multiple Airlines Logo
9:32 pm - 5:40 am
SAT
-
AEP
30h 08m
3 stops
Multiple Airlines Logo
7:00 am - 12:24 pm
AEP
-
SAT
31h 24m
3 stops
$1,063Multiple Airlines
Tue, Aug 25 - Sat, Sep 5
Multiple Airlines Logo
8:56 pm - 4:10 am
SAT
-
EZE
29h 14m
3 stops
Multiple Airlines Logo
7:10 am - 10:15 am
EZE
-
SAT
29h 05m
2 stops
$1,063Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
LATAM Airlines Logo
1:41 pm - 9:40 am
SAT
-
EZE
16h 59m
2 stops
LATAM Airlines Logo
4:00 am - 10:27 pm
EZE
-
SAT
21h 27m
2 stops
$1,079LATAM Airlines
Tue, Dec 1 - Sun, Dec 13
Delta Logo
6:45 am - 7:40 am
SAT
-
AEP
21h 55m
2 stops
Delta Logo
5:35 pm - 9:54 am
AEP
-
SAT
19h 19m
2 stops
$1,098Delta
Tue, Dec 1 - Mon, Dec 14
Delta Logo
7:55 am - 7:40 am
SAT
-
AEP
21h 45m
2 stops
Delta Logo
3:45 pm - 9:48 am
AEP
-
SAT
20h 03m
2 stops
$1,138Delta
Tue, Aug 25 - Sat, Sep 5
Delta Logo
12:10 pm - 6:40 pm
SAT
-
AEP
27h 30m
2 stops
Delta Logo
5:35 pm - 2:39 pm
AEP
-
SAT
24h 04m
2 stops
$1,148Delta
Thu, Dec 24 - Wed, Jan 13

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LATAM Airlines flights from San Antonio to Buenos Aires

Our best LATAM Airlines deals on San Antonio to Buenos Aires flight tickets
LATAM Airlines
Dec 1
SAT1:41 pmSan Antonio
16h 59m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Dec 13
EZE4:00 amBuenos Aires Ministro Pistarini
21h 27m
2 stops
SAT10:27 pmSan Antonio
$1,079
LATAM Airlines
Nov 17
SAT10:45 amSan Antonio
19h 55m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Dec 5
EZE1:10 pmBuenos Aires Ministro Pistarini
26h 50m
2 stops
SAT1:00 pmSan Antonio
$1,121
LATAM Airlines
Nov 17
SAT8:00 amSan Antonio
22h 40m
2 stops
EZE9:40 amBuenos Aires Ministro Pistarini
Dec 5
EZE1:10 pmBuenos Aires Ministro Pistarini
31h 08m
2 stops
SAT5:18 pmSan Antonio
$1,142

American Airlines flights from San Antonio to Buenos Aires

Our best American Airlines deals on San Antonio to Buenos Aires flight tickets
American Airlines
Aug 16
SAT6:11 pmSan Antonio
12h 34m
1 stop
EZE8:45 amBuenos Aires Ministro Pistarini
Aug 23
EZE10:30 pmBuenos Aires Ministro Pistarini
21h 09m
1 stop
SAT5:39 pmSan Antonio
$1,173
American Airlines
Aug 16
SAT10:59 amSan Antonio
19h 46m
2 stops
EZE8:45 amBuenos Aires Ministro Pistarini
Aug 23
EZE8:50 pmBuenos Aires Ministro Pistarini
22h 49m
1 stop
SAT5:39 pmSan Antonio
$1,177
American Airlines
Dec 24
SAT10:13 amSan Antonio
19h 27m
2 stops
EZE8:40 amBuenos Aires Ministro Pistarini
Jan 13
EZE10:50 pmBuenos Aires Ministro Pistarini
20h 40m
1 stop
SAT4:30 pmSan Antonio
$1,252

momondo 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, momondo users made 832,500 searches. Data last updated July 4, 2026.
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

Cheapest round-trip

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 8/25

9:32 pm-6:45 am

3 stops31h 13m

Buenos Aires Ministro Pistarini

Fri 9/4

2:30 am-12:24 pm

3 stops35h 54m

$1,006

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 8/13

8:56 pm-7:30 am

3 stops32h 34m

Buenos Aires Ministro Pistarini

Wed 8/19

2:30 am-10:15 am

3 stops33h 45m

$1,016

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 8/13

8:56 pm-7:30 am

3 stops32h 34m

Buenos Aires Ministro Pistarini

Wed 8/19

2:30 am-10:15 am

2 stops33h 45m

$1,029

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Thu 10/1

8:56 pm-9:16 am

3 stops34h 20m

Buenos Aires Ministro Pistarini

Wed 10/7

4:50 pm-8:07 pm

3 stops29h 17m

$1,050

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 8/25

9:32 pm-5:40 am

3 stops30h 08m

Buenos Aires Jorge Newbery

Sat 9/5

7:00 am-12:24 pm

3 stops31h 24m

$1,063

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Fri 8/14

8:56 pm-4:10 am

3 stops29h 14m

Buenos Aires Ministro Pistarini

Fri 8/21

7:10 am-10:15 am

2 stops29h 05m

$1,063
Quickest round-trip

San AntonioBuenos Aires

SAT - EZE

SATEZE

San Antonio

Tue 12/1

1:41 pm-9:40 am

2 stops16h 59m

Buenos Aires Ministro Pistarini

Sun 12/13

4:00 am-10:27 pm

2 stops21h 27m

$1,079

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 12/1

6:45 am-7:40 am

2 stops21h 55m

Buenos Aires Jorge Newbery

Mon 12/14

5:35 pm-9:54 am

2 stops19h 19m

$1,098

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Tue 8/25

7:55 am-7:40 am

2 stops21h 45m

Buenos Aires Jorge Newbery

Sat 9/5

3:45 pm-9:48 am

2 stops20h 03m

$1,138

San AntonioBuenos Aires

SAT - AEP

SATAEP

San Antonio

Thu 12/24

12:10 pm-6:40 pm

2 stops27h 30m

Buenos Aires Jorge Newbery

Wed 1/13

5:35 pm-2:39 pm

2 stops24h 04m

$1,148

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 Buenos Aires from

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

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from San Antonio is in July. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of July, then book flights to Buenos Aires from San Antonio during April instead. Flights to Buenos Aires in April, while not as cheap as those in July, still average around $0.

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

12h 03m

Direct flights

None
The fastest flight from San Antonio to Buenos Aires takes 12h 03m
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

Frequently asked questions about flying from San Antonio to Buenos Aires

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

    A flight from San Antonio to Buenos Aires will travel around 5136.1 mi. 12h 03m 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 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?

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.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport