$435+ Cheap flights from San Jose, CA (SJC) 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Cheapest flights from San Jose to Buenos AiresExplore the most affordable flight options available from San Jose to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from San Jose to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:51 pm -
2 stops30h 39m
Wed 10/282:21 am -
3 stops24h 27m
Deal found 9/11![Multiple Airlines logo]()
$1,152
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/78:45 am -
2 stops17h 35m
Fri 12/1111:55 pm -
2 stops25h 58m
Deal found 9/11![United Airlines logo]()
$1,444
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Tue 11/311:25 am -
3 stops28h 40m
Sun 11/2212:45 pm -
3 stops31h 54m
Deal found 9/7![Multiple Airlines logo]()
$1,450
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Tue 10/2011:27 am -
3 stops28h 48m
Tue 10/278:57 am -
3 stops34h 33m
Deal found 9/7![Multiple Airlines logo]()
$1,529
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 am -
2 stops21h 40m
Thu 3/119:40 pm -
2 stops21h 24m
Deal found 9/8![American Airlines logo]()
$1,557
This Delta deal was found by Cheapflights users on 9/10. 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 12/316:30 am -
1 stop22h 10m
Thu 1/1411:35 pm -
1 stop17h 21m
Deal found 9/10![Delta logo]()
$1,578
This Delta deal was found by Cheapflights users on 9/7. 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 12/68:56 pm -
2 stops29h 44m
Sun 12/275:35 pm -
2 stops22h 48m
Deal found 9/7![Delta logo]()
$1,618
This Expedia deal was found by Cheapflights users on 9/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:15 pm -
2 stops17h 45m
Thu 3/113:50 pm -
2 stops26h 04m
Deal found 9/8![Multiple Airlines logo]()
$1,653
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/17:00 am -
2 stops29h 00m
Fri 10/26:20 pm -
2 stops20h 25m
Deal found 9/10![LATAM Airlines logo]()
$1,658
This Delta deal was found by Cheapflights users on 9/8. 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 11/22:59 pm -
2 stops20h 01m
Mon 11/98:05 pm -
2 stops23h 11m
Deal found 9/8![Delta logo]()
$1,678
This lastminute.com deal was found by Cheapflights users on 9/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:52 am -
2 stops20h 38m
Mon 9/288:05 pm -
2 stops19h 31m
Deal found 9/9![LATAM Airlines logo]()
$1,690
This lastminute.com deal was found by Cheapflights users on 9/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:57 pm -
2 stops23h 03m
Sat 10/318:05 pm -
2 stops19h 41m
Deal found 9/9![LATAM Airlines logo]()
$1,697
Best flights from San Jose to Buenos AiresDiscover carefully curated flight deals from San Jose to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from San Jose to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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 1/255:05 pm -
2 stops17h 55m
Wed 2/38:05 pm -
2 stops21h 49m
Deal found 9/8![Delta logo]()
$1,428
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/282:26 pm -
2 stops35h 54m
Wed 1/1311:55 pm -
2 stops26h 16m
Deal found 9/10![United Airlines logo]()
$1,582
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/17:00 am -
2 stops29h 00m
Fri 10/26:20 pm -
2 stops20h 25m
Deal found 9/10![LATAM Airlines logo]()
$1,658
This Delta deal was found by Cheapflights users on 9/8. 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 1/253:45 pm -
2 stops21h 45m
Thu 2/43:50 pm -
2 stops25h 06m
Deal found 9/8![Delta logo]()
$1,428
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/298:30 am -
2 stops17h 50m
Thu 1/1411:55 pm -
2 stops50h 16m
Deal found 9/10![United Airlines logo]()
$1,607
This Delta deal was found by Cheapflights users on 9/8. 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 1/231:35 pm -
2 stops23h 55m
Tue 2/25:35 pm -
2 stops23h 21m
Deal found 9/8![Delta logo]()
$1,488
This United Airlines deal was found by Cheapflights users on 9/10. 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 1/12:26 pm -
2 stops59h 54m
Wed 1/1311:55 pm -
2 stops26h 16m
Deal found 9/10![United Airlines logo]()
$1,648
This Delta deal was found by Cheapflights users on 9/11. 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 1/57:00 am -
1 stop21h 40m
Thu 4/18:10 pm -
1 stop19h 46m
Deal found 9/11![Delta logo]()
$1,598
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/89:00 am -
2 stops17h 20m
Sun 12/2711:55 pm -
2 stops50h 03m
Deal found 9/7![United Airlines logo]()
$1,683
This Delta deal was found by Cheapflights users on 9/11. 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 1/412:45 pm -
1 stop15h 55m
Thu 4/18:10 pm -
1 stop19h 46m
Deal found 9/11![Delta logo]()
$1,598
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/228:45 am -
2 stops19h 15m
Sun 9/279:00 pm -
2 stops20h 11m
Deal found 9/7![United Airlines logo]()
$1,732
This Delta deal was found by Cheapflights users on 9/11. 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 1/512:45 pm -
1 stop15h 55m
Tue 3/308:10 pm -
1 stop19h 46m
Deal found 9/11![Delta logo]()
$1,598
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/68:45 am -
2 stops19h 15m
Mon 10/129:00 pm -
2 stops27h 48m
Deal found 9/9![United Airlines logo]()
$1,732
This Delta deal was found by Cheapflights users on 9/11. 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 1/43:45 pm -
2 stops19h 15m
Wed 3/318:05 pm -
2 stops22h 47m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/11. 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 1/73:45 pm -
2 stops19h 15m
Tue 3/308:05 pm -
2 stops20h 49m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/11. 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 1/57:00 am -
2 stops19h 40m
Wed 3/318:05 pm -
2 stops20h 49m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/11. 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 1/43:45 pm -
2 stops19h 15m
Sun 3/288:05 pm -
2 stops20h 49m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/11. 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 1/67:00 am -
2 stops19h 40m
Sun 3/288:05 pm -
2 stops22h 47m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/11. 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 1/63:45 pm -
2 stops21h 45m
Mon 3/298:05 pm -
2 stops20h 49m
Deal found 9/11![Delta logo]()
$1,598
This Delta deal was found by Cheapflights users on 9/7. 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 12/84:12 pm -
2 stops34h 28m
Sun 12/275:35 pm -
2 stops22h 48m
Deal found 9/7![Delta logo]()
$1,618
This Delta deal was found by Cheapflights users on 9/11. 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 1/16:30 am -
1 stop22h 10m
Thu 4/18:10 pm -
1 stop19h 46m
Deal found 9/11![Delta logo]()
$1,638
This Delta deal was found by Cheapflights users on 9/11. 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 1/212:33 pm -
1 stop16h 07m
Tue 3/308:10 pm -
1 stop19h 46m
Deal found 9/11![Delta logo]()
$1,638
This Delta deal was found by Cheapflights users on 9/8. 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 11/112:57 pm -
2 stops22h 03m
Mon 11/98:05 pm -
2 stops19h 35m
Deal found 9/8![Delta logo]()
$1,703
This Delta deal was found by Cheapflights users on 9/9. 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 10/56:40 am -
2 stops29h 05m
Sat 10/107:35 am -
2 stops18h 33m
Deal found 9/9![Delta logo]()
$1,728
Last-minute flights from San Jose to Buenos AiresDiscover last-minute flight deals from San Jose to Buenos Aires. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Buenos Aires. Data last updated September 11, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 9/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:52 am -
2 stops20h 38m
Mon 9/288:05 pm -
2 stops19h 31m
Deal found 9/9![LATAM Airlines logo]()
$1,690
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:27 am -
3 stops32h 38m
Tue 9/229:15 am -
3 stops34h 15m
Deal found 9/7![Multiple Airlines logo]()
$1,598
This LATAM Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 10/17:00 am -
2 stops29h 00m
Fri 10/26:20 pm -
2 stops20h 25m
Deal found 9/10![LATAM Airlines logo]()
$1,658
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:57 pm -
1 stop16h 48m
Mon 10/261:40 pm -
2 stops52h 38m
Deal found 9/7![Multiple Airlines logo]()
$1,601
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:57 pm -
1 stop16h 48m
Wed 10/287:30 pm -
2 stops28h 42m
Deal found 9/7![Multiple Airlines logo]()
$1,612
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Tue 10/2011:27 am -
3 stops28h 48m
Tue 10/278:57 am -
3 stops34h 33m
Deal found 9/7![Multiple Airlines logo]()
$1,529
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:51 pm -
2 stops30h 39m
Wed 10/282:21 am -
3 stops24h 27m
Deal found 9/11![Multiple Airlines logo]()
$1,152
This Rumbo deal was found by Cheapflights users on 9/7. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:41 am -
2 stops23h 09m
Thu 10/295:35 pm -
2 stops22h 09m
Deal found 9/7![LATAM Airlines logo]()
$1,699
This BestDay deal was found by Cheapflights users on 9/8. 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 BestDay is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:41 am -
2 stops23h 09m
Fri 10/308:05 pm -
2 stops18h 41m
Deal found 9/8![LATAM Airlines logo]()
$1,724
This lastminute.com deal was found by Cheapflights users on 9/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2412:57 pm -
2 stops23h 03m
Sat 10/318:05 pm -
2 stops19h 41m
Deal found 9/9![LATAM Airlines logo]()
$1,697
This Kissandfly.com deal was found by Cheapflights users on 9/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:58 am -
2 stops29h 42m
Sun 11/12:55 pm -
2 stops25h 52m
Deal found 9/10![LATAM Airlines logo]()
$1,708
This Delta deal was found by Cheapflights users on 9/8. 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 10/3112:57 pm -
2 stops23h 03m
Mon 11/98:05 pm -
2 stops28h 44m
Deal found 9/8![Delta logo]()
$1,703
One-way flights from San Jose to Buenos AiresSearch for one-way flight options from San Jose to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from San Jose to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:10 pm -
2 stops22h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/111:22 am -
2 stops26h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/243:10 pm -
2 stops37h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:10 pm -
2 stops36h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$467
This Mytrip deal was found by Cheapflights users on 9/11. 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.
Tue 9/2911:27 am -
3 stops28h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:10 pm -
3 stops38h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/111:22 am -
3 stops42h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:10 pm -
2 stops46h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/244:15 pm -
3 stops34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$557
This KAYAK deal was found by Cheapflights users on 9/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:15 am -
2 stops39h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 9/10. 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 10/76:30 am -
2 stops21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$818
This LATAM Airlines deal was found by Cheapflights users on 9/11. 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 10/74:31 pm -
2 stops21h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$828
Find flight deals from San Jose to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 September 11, 2026.
Round-trip from | $1,152 (Gotogate) |
|---|---|
One-way from | $435 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose 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 September 11, 2026.
Use the filters below to find and compare flights from San Jose to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Thu 11/26
3:10 pm-6:30 pm
2 stops22h 20m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$435
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Wed 10/7
3:51 pm-10:26 pm
2 stops26h 35m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$574
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Wed 10/7
6:30 am-6:10 am
2 stops19h 40m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Wed 9/30
12:51 pm-9:45 am
1 stop16h 54m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Mon 12/14
6:30 am-9:50 am
2 stops22h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Wed 10/7
6:30 am-4:00 pm
2 stops29h 30m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Wed 11/11
11:38 am-3:00 am
2 stops34h 22m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Wed 10/7
4:31 pm-6:30 pm
2 stops21h 59m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Thu 11/12
2:57 pm-6:30 pm
2 stops22h 33m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Thu 11/12
6:30 am-4:00 pm
2 stops28h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$818
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from San Jose to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Jose with our price prediction graph.
SJC-BUE
SJC-AEP
SJC-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 Jose to Buenos Aires
SJC-BUE
SJC-AEP
SJC-EZE
No data available for this route at this time. Please check back soon.
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