$535+ Cheap flights from San Antonio (SAT) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BUE
Nov 26 — Dec 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Antonio to Buenos Aires with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Buenos Aires
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Antonio to Buenos AiresExplore the most affordable flight options available from San Antonio to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
Explore the most affordable flight options available from San Antonio to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2026.
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:47 pm -
3 stops28h 33m
Tue 12/1511:00 am -
3 stops35h 23m
Deal found 10/27![Multiple Airlines logo]()
$1,226
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:38 am -
1 stop23h 02m
Thu 12/247:20 am -
2 stops19h 01m
Deal found 10/24![Delta logo]()
$1,258
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/132:18 pm -
1 stop14h 02m
Wed 12/2311:55 pm -
2 stops20h 01m
Deal found 10/24![United Airlines logo]()
$1,262
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:47 am -
1 stop16h 33m
Thu 12/1711:55 pm -
1 stop18h 40m
Deal found 10/27![United Airlines logo]()
$1,283
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:45 pm -
1 stop12h 35m
Thu 12/1711:55 pm -
2 stops23h 45m
Deal found 10/27![United Airlines logo]()
$1,287
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:10 pm -
1 stop33h 10m
Thu 12/1710:05 pm -
1 stop13h 25m
Deal found 10/27![United Airlines logo]()
$1,290
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:47 am -
1 stop16h 33m
Thu 12/2411:55 pm -
1 stop18h 40m
Deal found 10/23![United Airlines logo]()
$1,313
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/124:57 pm -
2 stops35h 23m
Mon 12/2111:55 pm -
1 stop18h 42m
Deal found 10/25![United Airlines logo]()
$1,317
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:10 pm -
1 stop12h 10m
Fri 12/1810:05 pm -
1 stop13h 25m
Deal found 10/27![United Airlines logo]()
$1,323
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:10 pm -
1 stop33h 10m
Fri 12/1810:05 pm -
1 stop13h 25m
Deal found 10/27![United Airlines logo]()
$1,330
This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:47 pm -
3 stops34h 48m
Thu 12/178:05 pm -
3 stops26h 18m
Deal found 10/26![Multiple Airlines logo]()
$1,347
This LATAM Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:30 am -
2 stops24h 00m
Mon 12/75:35 pm -
2 stops19h 13m
Deal found 10/23![LATAM Airlines logo]()
$1,348
Best flights from San Antonio to Buenos AiresDiscover carefully curated flight deals from San Antonio to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
Discover carefully curated flight deals from San Antonio to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2026.
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1510:45 am -
1 stop20h 55m
Tue 3/2311:35 pm -
1 stop24h 52m
Deal found 10/22![Delta logo]()
$1,218
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/132:15 pm -
1 stop16h 05m
Tue 3/239:05 pm -
1 stop13h 49m
Deal found 10/25![United Airlines logo]()
$1,258
This FlightHub deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/67:39 am -
2 stops21h 51m
Thu 2/188:05 pm -
2 stops24h 13m
Deal found 10/27![LATAM Airlines logo]()
$1,324
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:13 am -
3 stops25h 27m
Wed 1/1311:50 am -
3 stops23h 11m
Deal found 10/23![Multiple Airlines logo]()
$1,400
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:38 am -
2 stops19h 42m
Sat 1/309:30 pm -
1 stop15h 24m
Deal found 10/25![Delta logo]()
$1,258
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/64:10 pm -
1 stop14h 10m
Wed 2/1711:55 pm -
1 stop18h 42m
Deal found 10/22![United Airlines logo]()
$1,258
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/12:10 pm -
1 stop17h 35m
Sun 4/117:20 am -
2 stops19h 08m
Deal found 10/26![Delta logo]()
$1,258
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/124:43 pm -
2 stops35h 37m
Sat 1/3011:55 pm -
2 stops23h 50m
Deal found 10/25![United Airlines logo]()
$1,262
This LATAM Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:40 am -
2 stops21h 50m
Sat 12/55:35 pm -
2 stops22h 05m
Deal found 10/25![LATAM Airlines logo]()
$1,488
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/612:10 pm -
1 stop19h 45m
Thu 2/183:10 pm -
2 stops21h 44m
Deal found 10/22![Delta logo]()
$1,258
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/252:10 pm -
2 stops17h 40m
Sun 4/47:20 am -
2 stops19h 08m
Deal found 10/26![Delta logo]()
$1,262
This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/55:30 am -
1 stop23h 05m
Sat 4/31:10 pm -
2 stops26h 12m
Deal found 10/25![Delta logo]()
$1,302
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:08 pm -
2 stops21h 22m
Thu 12/243:50 pm -
2 stops21h 14m
Deal found 10/23![Delta logo]()
$1,378
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:40 am -
2 stops21h 00m
Fri 11/275:35 pm -
2 stops19h 24m
Deal found 10/26![Delta logo]()
$1,378
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:38 am -
2 stops21h 02m
Sat 1/305:35 pm -
2 stops19h 19m
Deal found 10/26![Delta logo]()
$1,433
Last-minute flights from San Antonio to Buenos AiresDiscover last-minute flight deals from San Antonio to Buenos Aires. Data last updated October 27, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Buenos Aires. Data last updated October 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:48 pm -
2 stops59h 32m
Thu 11/2611:55 pm -
2 stops20h 00m
Deal found 10/23![United Airlines logo]()
$1,374
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:00 am -
1 stop19h 40m
Sat 12/59:30 pm -
1 stop15h 18m
Deal found 10/23![Delta logo]()
$1,408
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:48 pm -
2 stops37h 32m
Mon 12/711:55 pm -
1 stop16h 11m
Deal found 10/23![United Airlines logo]()
$1,352
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:15 pm -
1 stop33h 05m
Thu 12/1011:55 pm -
1 stop16h 11m
Deal found 10/23![United Airlines logo]()
$1,355
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:57 pm -
1 stop18h 58m
Mon 12/711:35 pm -
1 stop20h 56m
Deal found 10/23![Delta logo]()
$1,348
This LATAM Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:30 am -
2 stops24h 00m
Mon 12/75:35 pm -
2 stops19h 13m
Deal found 10/23![LATAM Airlines logo]()
$1,348
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:19 pm -
1 stop12h 01m
Sat 12/510:05 pm -
1 stop22h 30m
Deal found 10/27![United Airlines logo]()
$1,378
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:30 am -
2 stops24h 20m
Sat 12/58:05 pm -
2 stops24h 26m
Deal found 10/23![Delta logo]()
$1,382
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:40 am -
2 stops21h 00m
Fri 11/275:35 pm -
2 stops19h 24m
Deal found 10/26![Delta logo]()
$1,378
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:15 pm -
1 stop33h 05m
Thu 12/1011:55 pm -
1 stop22h 25m
Deal found 10/23![United Airlines logo]()
$1,385
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:15 pm -
1 stop33h 05m
Sat 12/510:05 pm -
1 stop22h 30m
Deal found 10/23![United Airlines logo]()
$1,415
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:48 pm -
2 stops35h 32m
Sun 11/2910:05 pm -
1 stop13h 24m
Deal found 10/27![United Airlines logo]()
$1,412
One-way flights from San Antonio to Buenos AiresSearch for one-way flight options from San Antonio to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
Search for one-way flight options from San Antonio to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated October 27, 2026.
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/68:05 pm -
3 stops35h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$535
This eDestinos deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/68:53 pm -
2 stops40h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$549
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/1212:29 pm -
1 stop30h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Aeromexico logo]()
$573
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1712:29 pm -
1 stop30h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Aeromexico logo]()
$596
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/1211:05 am -
3 stops52h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$600
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/128:53 pm -
2 stops40h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$643
This eDestinos deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1711:05 am -
3 stops38h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$715
This eDestinos deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1711:05 am -
3 stops49h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$726
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/64:10 pm -
1 stop12h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$865
This LATAM Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:45 am -
2 stops31h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![LATAM Airlines logo]()
$869
This LATAM Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/122:10 pm -
2 stops16h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![LATAM Airlines logo]()
$869
This LATAM Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:16 am -
2 stops23h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![LATAM Airlines logo]()
$899
Find flight deals from San Antonio to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,103 (Kiwi.com) |
One-way from | $535 (eDestinos) |
Popular in | December |
Cheapest in | January |
Average price | $1,507 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 27, 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
Cheapest round-trip
San AntonioBuenos Aires
SAT San Antonio - AEP Buenos Aires Jorge Newbery
SATAEP
San Antonio
Wed 1/6
8:53 pm-4:00 pm
2 stops40h 07m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$549
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Tue 1/12
12:20 pm-9:50 pm
1 stop30h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$578
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Wed 2/17
12:29 pm-9:50 pm
1 stop30h 21m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$596
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Tue 1/12
11:05 am-6:35 pm
3 stops52h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$600
San AntonioBuenos Aires
SAT San Antonio - AEP Buenos Aires Jorge Newbery
SATAEP
San Antonio
Tue 1/12
8:53 pm-4:00 pm
2 stops40h 07m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$643
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Wed 2/17
11:05 am-6:35 pm
3 stops52h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$745
Quickest round-trip
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Wed 1/6
4:10 pm-7:20 am
1 stop12h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$865
San AntonioBuenos Aires
SAT San Antonio - EZE Buenos Aires Ministro Pistarini
SATEZE
San Antonio
Tue 1/12
1:14 pm-9:20 am
2 stops17h 06m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$865
San AntonioBuenos Aires
SAT San Antonio - AEP Buenos Aires Jorge Newbery
SATAEP
San Antonio
Tue 1/12
7:38 am-8:30 am
2 stops21h 52m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$869
San AntonioBuenos Aires
SAT San Antonio - AEP Buenos Aires Jorge Newbery
SATAEP
San Antonio
Wed 1/6
4:53 pm-6:30 pm
2 stops22h 37m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$869
Showing 1-10 of 28 resultsSorted by cheapest first
Compare providers for flights from San Antonio to Buenos Aires
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Buenos Aires in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Antonio to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Antonio with our price prediction graph.
SAT-BUE
SAT-AEP
SAT-EZE
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Buenos Aires
SAT-BUE
SAT-AEP
SAT-EZE
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Buenos Aires
Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated October 27, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from San Antonio to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Boarding
7.7
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Boarding
7.7
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.7
Entertainment
7.1
Overall
7.3
Comfort
7.3
Boarding
7.7
Crew
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buenos Aires flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Antonio
Popular flights