$470+ Cheap flights from San Jose, CA (SJC) to Buenos Aires (BUE)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Jun 8 — Jun 151
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 May 9, 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 May 9, 2026.
This KAYAK deal was found by Cheapflights users on 5/5. 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.
Mon 9/217:00 am
SJC
- EZE
2 stops19h 10m
LATAM Airlines
Mon 9/288:10 pm
EZE
- SJC
1 stop19h 23m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$1,319
This United Airlines deal was found by Cheapflights users on 5/5. 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 9/211:10 pm
SJC
- EZE
1 stop14h 50m
United Airlines
Mon 9/289:00 pm
EZE
- SJC
1 stop18h 59m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,327
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:21 pm
SJC
- EZE
3 stops29h 24m
Multiple Airlines
Mon 7/137:10 am
EZE
- SJC
3 stops30h 37m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,346
This KAYAK deal was found by Cheapflights users on 5/6. 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.
Tue 9/812:45 pm
SJC
- EZE
1 stop17h 00m
LATAM Airlines
Thu 9/178:10 pm
EZE
- SJC
1 stop19h 23m
LATAM Airlines
Deal found 5/6![LATAM Airlines logo]()
$1,369
This KAYAK deal was found by Cheapflights users on 5/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
SJC
- AEP
2 stops21h 30m
LATAM Airlines
Thu 9/173:45 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$1,369
This LATAM Airlines deal was found by Cheapflights users on 5/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:45 pm
SJC
- EZE
1 stop17h 00m
LATAM Airlines
Wed 9/238:10 pm
EZE
- SJC
1 stop19h 23m
LATAM Airlines
Deal found 5/7![LATAM Airlines logo]()
$1,377
This Delta deal was found by Cheapflights users on 5/6. 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 9/87:15 am
SJC
- AEP
2 stops20h 25m
Delta
Thu 9/178:05 pm
AEP
- SJC
2 stops19h 28m
Delta
Deal found 5/6![Delta logo]()
$1,377
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:21 pm
SJC
- AEP
3 stops30h 59m
Multiple Airlines
Mon 7/137:00 am
AEP
- SJC
3 stops30h 47m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,378
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Sun 9/612:51 pm
SJC
- EZE
2 stops39h 09m
United Airlines
Tue 9/229:00 pm
EZE
- SJC
2 stops24h 30m
United Airlines
Deal found 5/7![United Airlines logo]()
$1,404
This Ovago deal was found by Cheapflights users on 5/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:05 pm
SJC
- EZE
1 stop14h 55m
Multiple Airlines
Mon 10/129:00 pm
EZE
- SJC
1 stop18h 59m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,412
This Mytrip deal was found by Cheapflights users on 5/6. 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 9/812:23 pm
SJC
- EZE
3 stops27h 52m
Multiple Airlines
Thu 9/174:50 pm
EZE
- SJC
3 stops26h 40m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,442
This Mytrip deal was found by Cheapflights users on 5/5. 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.
Sun 5/175:21 pm
SJC
- EZE
3 stops32h 19m
Multiple Airlines
Sun 6/72:30 am
EZE
- SJC
3 stops35h 17m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,454
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 May 9, 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 May 9, 2026.
This United Airlines deal was found by Cheapflights users on 5/5. 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 9/211:10 pm
SJC
- EZE
1 stop14h 50m
United Airlines
Mon 9/289:00 pm
EZE
- SJC
1 stop18h 59m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,327
This KAYAK deal was found by Cheapflights users on 5/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
SJC
- AEP
2 stops21h 30m
LATAM Airlines
Thu 9/173:45 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$1,369
This Delta deal was found by Cheapflights users on 5/6. 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 9/87:15 am
SJC
- AEP
2 stops20h 25m
Delta
Thu 9/178:05 pm
AEP
- SJC
2 stops19h 28m
Delta
Deal found 5/6![Delta logo]()
$1,377
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:21 pm
SJC
- AEP
3 stops30h 59m
Multiple Airlines
Mon 7/137:00 am
AEP
- SJC
3 stops30h 47m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,378
This KAYAK deal was found by Cheapflights users on 5/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:10 pm
SJC
- AEP
2 stops30h 20m
LATAM Airlines
Sun 8/238:05 pm
AEP
- SJC
2 stops19h 23m
LATAM Airlines
Deal found 5/7![LATAM Airlines logo]()
$1,461
This Delta deal was found by Cheapflights users on 5/7. 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 8/1610:10 pm
SJC
- EZE
2 stops28h 00m
Delta
Mon 8/318:10 pm
EZE
- SJC
1 stop19h 23m
Delta
Deal found 5/7![Delta logo]()
$1,477
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 8/51:10 pm
SJC
- EZE
1 stop14h 50m
United Airlines
Thu 8/209:00 pm
EZE
- SJC
2 stops20h 08m
United Airlines
Deal found 5/7![United Airlines logo]()
$1,481
This KAYAK deal was found by Cheapflights users on 5/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:40 pm
SJC
- AEP
2 stops27h 00m
LATAM Airlines
Wed 8/198:05 pm
AEP
- SJC
2 stops19h 23m
LATAM Airlines
Deal found 5/7![LATAM Airlines logo]()
$1,461
This United Airlines deal was found by Cheapflights users on 5/5. 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 7/11:10 pm
SJC
- EZE
1 stop14h 50m
United Airlines
Tue 7/149:00 pm
EZE
- SJC
2 stops28h 09m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,518
This Delta deal was found by Cheapflights users on 5/6. 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 6/2512:46 pm
SJC
- AEP
2 stops23h 14m
Delta
Wed 7/88:05 pm
AEP
- SJC
2 stops25h 07m
Delta
Deal found 5/6![Delta logo]()
$1,567
This eDestinos deal was found by Cheapflights users on 5/5. 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 7/17:00 am
SJC
- AEP
2 stops21h 30m
LATAM Airlines
Tue 7/148:05 pm
AEP
- SJC
2 stops19h 25m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$1,527
This United Airlines deal was found by Cheapflights users on 5/5. 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 7/56:37 pm
SJC
- EZE
2 stops33h 23m
United Airlines
Thu 7/99:00 pm
EZE
- SJC
1 stop19h 03m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,531
This Delta deal was found by Cheapflights users on 5/9. 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 6/292:59 pm
SJC
- AEP
2 stops21h 01m
Delta
Mon 7/133:45 pm
AEP
- SJC
2 stops23h 45m
Delta
Deal found 5/9![Delta logo]()
$1,569
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/266:30 am
SJC
- EZE
2 stops21h 30m
United Airlines
Mon 7/139:00 pm
EZE
- SJC
1 stop19h 03m
United Airlines
Deal found 5/4![United Airlines logo]()
$1,552
This LATAM Airlines deal was found by Cheapflights users on 5/4. 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 9/2412:45 pm
SJC
- AEP
2 stops28h 45m
LATAM Airlines
Mon 9/283:45 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$1,577
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/48:45 am
SJC
- EZE
2 stops19h 15m
United Airlines
Thu 6/119:00 pm
EZE
- SJC
1 stop19h 03m
United Airlines
Deal found 5/6![United Airlines logo]()
$1,577
Last-minute flights from San Jose to Buenos AiresDiscover last-minute flight deals from San Jose to Buenos Aires. Data last updated May 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Buenos Aires. Data last updated May 9, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 5/5. 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.
Sun 5/175:21 pm
SJC
- EZE
3 stops32h 19m
Multiple Airlines
Sun 6/72:30 am
EZE
- SJC
3 stops35h 17m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,454
This Mytrip deal was found by Cheapflights users on 5/5. 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 5/1912:23 pm
SJC
- EZE
3 stops27h 52m
Multiple Airlines
Fri 5/227:10 am
EZE
- SJC
3 stops31h 22m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$1,464
This Mytrip deal was found by Cheapflights users on 5/7. 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.
Sun 6/75:21 pm
SJC
- EZE
3 stops29h 24m
Multiple Airlines
Thu 6/253:55 am
EZE
- SJC
3 stops33h 52m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$1,461
This KAYAK deal was found by Cheapflights users on 5/4. 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.
Tue 6/236:35 am
SJC
- EZE
2 stops19h 35m
LATAM Airlines
Mon 7/63:55 am
EZE
- SJC
2 stops22h 18m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$1,519
This Delta deal was found by Cheapflights users on 5/4. 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 6/257:00 am
SJC
- EZE
2 stops19h 10m
Delta
Mon 7/137:35 am
EZE
- SJC
2 stops34h 37m
Delta
Deal found 5/4![Delta logo]()
$1,527
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Thu 6/256:01 am
SJC
- EZE
2 stops21h 04m
American Airlines
Wed 7/810:00 pm
EZE
- SJC
2 stops17h 59m
American Airlines
Deal found 5/6![American Airlines logo]()
$1,541
This Delta deal was found by Cheapflights users on 5/6. 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 6/2512:46 pm
SJC
- AEP
2 stops23h 14m
Delta
Wed 7/88:05 pm
AEP
- SJC
2 stops25h 07m
Delta
Deal found 5/6![Delta logo]()
$1,567
This KAYAK deal was found by Cheapflights users on 5/4. 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.
Sun 6/2810:00 pm
SJC
- EZE
2 stops31h 40m
LATAM Airlines
Thu 7/91:10 pm
EZE
- SJC
2 stops26h 20m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$1,523
This Delta deal was found by Cheapflights users on 5/4. 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 6/2810:00 pm
SJC
- EZE
2 stops31h 40m
Delta
Wed 7/88:10 pm
EZE
- SJC
1 stop26h 42m
Delta
Deal found 5/4![Delta logo]()
$1,531
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:21 pm
SJC
- EZE
3 stops29h 24m
Multiple Airlines
Mon 7/137:10 am
EZE
- SJC
3 stops30h 37m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,346
This Mytrip deal was found by Cheapflights users on 5/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/295:21 pm
SJC
- AEP
3 stops30h 59m
Multiple Airlines
Mon 7/137:00 am
AEP
- SJC
3 stops30h 47m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,378
This Delta deal was found by Cheapflights users on 5/9. 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 6/292:59 pm
SJC
- AEP
2 stops21h 01m
Delta
Mon 7/133:45 pm
AEP
- SJC
2 stops23h 45m
Delta
Deal found 5/9![Delta logo]()
$1,569
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 May 9, 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 May 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 7/138:25 pm
SJC
- EZE
2 stops31h 26m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 5/9. 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 7/135:21 pm
SJC
- AEP
3 stops54h 59m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$543
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:21 pm
SJC
- EZE
3 stops31h 44m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$653
This Ovago deal was found by Cheapflights users on 5/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:10 pm
SJC
- EZE
1 stop14h 50m
Azul
Deal found 5/8![Azul logo]()
$733
This SmartFares deal was found by Cheapflights users on 5/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:15 am
SJC
- EZE
1 stop22h 30m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$753
This Justfly.com deal was found by Cheapflights users on 5/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1912:12 pm
SJC
- EZE
1 stop17h 33m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$764
This LATAM Airlines deal was found by Cheapflights users on 5/9. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/207:00 am
SJC
- EZE
2 stops19h 10m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$768
This Justfly.com deal was found by Cheapflights users on 5/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1712:12 pm
SJC
- EZE
1 stop17h 33m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$773
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Sun 5/176:19 pm
SJC
- EZE
2 stops33h 41m
United Airlines
Deal found 5/9![United Airlines logo]()
$774
This SmartFares deal was found by Cheapflights users on 5/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:40 pm
SJC
- EZE
1 stop17h 05m
LATAM Airlines
Deal found 5/6![LATAM Airlines logo]()
$775
This Justfly.com deal was found by Cheapflights users on 5/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1912:12 pm
SJC
- AEP
2 stops26h 18m
LATAM Airlines
Deal found 5/9![LATAM Airlines logo]()
$777
This United Airlines deal was found by Cheapflights users on 5/9. 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.
Fri 5/1512:56 pm
SJC
- EZE
1 stop15h 04m
United Airlines
Deal found 5/9![United Airlines logo]()
$778
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 May 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,311 (KAYAK) |
One-way from | $470 (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 2,558,603 searches. Data last updated May 9, 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
Quickest round-trip
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Mon 9/21
1:10 pm-8:00 am
1 stop14h 50m
Buenos Aires Ministro Pistarini
Mon 9/28
9:00 pm-11:59 am
1 stop18h 59m
$1,327
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Tue 9/8
7:00 am-8:30 am
2 stops21h 30m
Buenos Aires Jorge Newbery
Thu 9/17
3:45 pm-10:53 am
2 stops23h 08m
$1,369
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Tue 9/8
7:15 am-7:40 am
2 stops20h 25m
Buenos Aires Jorge Newbery
Thu 9/17
8:05 pm-11:33 am
2 stops19h 28m
$1,377
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Mon 6/29
5:21 pm-4:20 am
3 stops30h 59m
Buenos Aires Jorge Newbery
Mon 7/13
7:00 am-9:47 am
3 stops30h 47m
$1,378
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Sun 8/9
10:10 pm-8:30 am
2 stops30h 20m
Buenos Aires Jorge Newbery
Sun 8/23
8:05 pm-11:28 am
2 stops19h 23m
$1,461
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Thu 8/6
12:40 pm-7:40 pm
2 stops27h 00m
Buenos Aires Jorge Newbery
Wed 8/19
8:05 pm-11:28 am
2 stops19h 23m
$1,461
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Sun 8/16
10:10 pm-6:10 am
2 stops28h 00m
Buenos Aires Ministro Pistarini
Mon 8/31
8:10 pm-11:33 am
1 stop19h 23m
$1,477
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Wed 8/5
1:10 pm-8:00 am
1 stop14h 50m
Buenos Aires Ministro Pistarini
Thu 8/20
9:00 pm-1:08 pm
2 stops20h 08m
$1,481
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Wed 7/1
1:10 pm-8:00 am
1 stop14h 50m
Buenos Aires Ministro Pistarini
Tue 7/14
9:00 pm-9:09 pm
2 stops28h 09m
$1,518
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Wed 7/1
7:00 am-8:30 am
2 stops21h 30m
Buenos Aires Jorge Newbery
Tue 7/14
8:05 pm-11:30 am
2 stops19h 25m
$1,527
Showing 1-10 of 40 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on San Jose, California-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 Jose, California-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-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 Jose, California-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 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-EZE
SJC-AEP
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-EZE
SJC-AEP
No data available for this route at this time. Please check back soon.
Related info for your journey
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