$668+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Mar 14 — Mar 211
1 adult, Economy
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Find cheap flights from San Jose 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 Jose to Buenos Aires
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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 February 12, 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 February 12, 2026.
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops32h 35m
Multiple Airlines
Tue 3/247:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,076
This eDestinos deal was found by Cheapflights users on 2/9. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:43 pm
SJC
- EZE
3 stops28h 02m
Multiple Airlines
Sat 5/911:30 am
EZE
- SJC
3 stops58h 32m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,128
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Wed 3/1111:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Wed 3/185:06 am
EZE
- SJC
3 stops32h 44m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,162
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Tue 3/177:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,175
This eDestinos deal was found by Cheapflights users on 2/11. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:21 pm
SJC
- AEP
2 stops31h 19m
Multiple Airlines
Sat 5/93:45 pm
AEP
- SJC
3 stops54h 17m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$1,181
This Ovago deal was found by Cheapflights users on 2/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:45 pm
SJC
- EZE
1 stop17h 00m
LATAM Airlines
Tue 7/147:45 am
EZE
- SJC
2 stops31h 08m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$1,230
This Ovago deal was found by Cheapflights users on 2/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:10 pm
SJC
- AEP
2 stops33h 30m
LATAM Airlines
Tue 7/145:05 pm
AEP
- SJC
2 stops21h 48m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$1,259
This Mytrip deal was found by Cheapflights users on 2/12. 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 8/1812:23 pm
SJC
- EZE
3 stops31h 42m
Multiple Airlines
Sat 8/297:10 am
EZE
- SJC
2 stops31h 22m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$1,264
This LATAM Airlines deal was found by Cheapflights users on 2/12. 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 8/187:15 am
SJC
- EZE
1 stop22h 30m
LATAM Airlines
Sat 8/298:10 pm
EZE
- SJC
1 stop26h 27m
LATAM Airlines
Deal found 2/12![LATAM Airlines logo]()
$1,277
This LATAM Airlines deal was found by Cheapflights users on 2/12. 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 8/1811:30 am
SJC
- AEP
2 stops23h 15m
Multiple Airlines
Sat 8/298:05 pm
AEP
- SJC
2 stops18h 48m
Multiple Airlines
Deal found 2/12![Multiple Airlines logo]()
$1,277
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:28 pm
SJC
- AEP
3 stops32h 12m
Multiple Airlines
Tue 3/248:05 pm
AEP
- SJC
3 stops41h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,284
This Mytrip deal was found by Cheapflights users on 2/9. 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 2/2311:30 am
SJC
- EZE
3 stops33h 05m
Multiple Airlines
Tue 3/107:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,297
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 February 12, 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 February 12, 2026.
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops32h 35m
Multiple Airlines
Tue 3/247:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,076
This Ovago deal was found by Cheapflights users on 2/8. 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.
Wed 7/17:15 am
SJC
- EZE
1 stop22h 30m
LATAM Airlines
Tue 7/147:45 am
EZE
- SJC
2 stops31h 08m
LATAM Airlines
Deal found 2/8![LATAM Airlines logo]()
$1,230
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
SJC
- EZE
2 stops21h 20m
American Airlines
Wed 8/2610:20 pm
EZE
- SJC
2 stops22h 21m
American Airlines
Deal found 2/10![American Airlines logo]()
$1,331
This eDestinos deal was found by Cheapflights users on 2/9. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:43 pm
SJC
- EZE
3 stops28h 02m
Multiple Airlines
Sat 5/911:30 am
EZE
- SJC
3 stops58h 32m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,128
This Ovago deal was found by Cheapflights users on 2/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:10 pm
SJC
- AEP
2 stops33h 30m
LATAM Airlines
Tue 7/145:05 pm
AEP
- SJC
2 stops21h 48m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$1,259
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Wed 3/1111:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Wed 3/185:06 am
EZE
- SJC
3 stops32h 44m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,162
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Tue 3/177:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,175
This FlightHub deal was found by Cheapflights users on 2/12. 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.
Tue 7/147:00 am
SJC
- EZE
2 stops19h 10m
LATAM Airlines
Mon 7/278:10 pm
EZE
- SJC
1 stop26h 39m
LATAM Airlines
Deal found 2/12![LATAM Airlines logo]()
$1,310
This eDestinos deal was found by Cheapflights users on 2/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:23 pm
SJC
- AEP
2 stops36h 17m
Multiple Airlines
Sat 5/93:45 pm
AEP
- SJC
3 stops54h 17m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$1,197
This BusinessClass deal was found by Cheapflights users on 2/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:08 pm
SJC
- EZE
1 stop17h 37m
LATAM Airlines
Tue 5/198:10 pm
EZE
- SJC
1 stop18h 48m
LATAM Airlines
Deal found 2/9![LATAM Airlines logo]()
$1,381
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:28 pm
SJC
- AEP
3 stops32h 12m
Multiple Airlines
Tue 3/248:05 pm
AEP
- SJC
3 stops41h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,284
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:35 pm
SJC
- AEP
2 stops28h 20m
LATAM Airlines
Mon 3/95:00 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$1,419
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:35 pm
SJC
- AEP
2 stops28h 20m
LATAM Airlines
Thu 3/125:00 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$1,419
This Mytrip deal was found by Cheapflights users on 2/9. 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 2/2311:30 am
SJC
- EZE
3 stops33h 05m
Multiple Airlines
Tue 3/107:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,297
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:45 am
SJC
- AEP
2 stops21h 55m
LATAM Airlines
Wed 8/263:40 pm
AEP
- SJC
2 stops23h 53m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$1,419
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Fri 5/812:23 pm
SJC
- EZE
3 stops35h 22m
Multiple Airlines
Tue 5/194:50 pm
EZE
- SJC
3 stops26h 40m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,352
This KAYAK deal was found by Cheapflights users on 2/9. 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.
Fri 5/87:10 am
SJC
- AEP
2 stops20h 30m
LATAM Airlines
Tue 5/197:40 pm
AEP
- SJC
2 stops19h 05m
LATAM Airlines
Deal found 2/9![LATAM Airlines logo]()
$1,419
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:28 pm
SJC
- AEP
3 stops32h 12m
Multiple Airlines
Tue 3/177:00 am
AEP
- SJC
3 stops30h 50m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,383
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:35 pm
SJC
- AEP
2 stops28h 20m
LATAM Airlines
Sun 3/85:00 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$1,419
This KAYAK deal was found by Cheapflights users on 2/8. 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.
Tue 3/107:00 am
SJC
- AEP
3 stops24h 45m
LATAM Airlines
Tue 3/175:00 pm
AEP
- SJC
2 stops23h 52m
LATAM Airlines
Deal found 2/8![LATAM Airlines logo]()
$1,419
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:35 pm
SJC
- AEP
2 stops28h 20m
LATAM Airlines
Wed 3/115:00 pm
AEP
- SJC
2 stops23h 08m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$1,419
Last-minute flights from San Jose to Buenos AiresDiscover last-minute flight deals from San Jose to Buenos Aires. Data last updated February 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Buenos Aires. Data last updated February 12, 2026 and is based on user searches.
This Ovago deal was found by Cheapflights users on 2/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1410:35 pm
SJC
- EZE
1 stop29h 25m
LATAM Airlines
Fri 2/278:55 pm
EZE
- SJC
1 stop20h 44m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$1,403
This BusinessClass deal was found by Cheapflights users on 2/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:35 pm
SJC
- EZE
1 stop29h 25m
LATAM Airlines
Mon 3/98:55 pm
EZE
- SJC
1 stop19h 13m
LATAM Airlines
Deal found 2/9![LATAM Airlines logo]()
$1,382
This Mytrip deal was found by Cheapflights users on 2/9. 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 2/2311:30 am
SJC
- EZE
3 stops33h 05m
Multiple Airlines
Tue 3/107:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,297
This Ovago deal was found by Cheapflights users on 2/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:35 pm
SJC
- EZE
1 stop27h 45m
LATAM Airlines
Thu 3/58:55 pm
EZE
- SJC
1 stop20h 44m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$1,404
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:01 am
SJC
- EZE
1 stop16h 19m
American Airlines
Wed 8/2610:20 pm
EZE
- SJC
2 stops26h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$1,331
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops32h 35m
Multiple Airlines
Tue 3/247:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,076
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/1011:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Tue 3/177:30 am
EZE
- SJC
3 stops30h 20m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,175
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:28 pm
SJC
- AEP
3 stops32h 12m
Multiple Airlines
Tue 3/248:05 pm
AEP
- SJC
3 stops41h 45m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,284
This Mytrip deal was found by Cheapflights users on 2/8. 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.
Tue 3/105:28 pm
SJC
- AEP
3 stops32h 12m
Multiple Airlines
Tue 3/177:00 am
AEP
- SJC
3 stops30h 50m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$1,383
This Ovago deal was found by Cheapflights users on 2/8. 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.
Tue 3/101:25 pm
SJC
- EZE
1 stop15h 35m
LATAM Airlines
Tue 3/178:55 pm
EZE
- SJC
1 stop19h 13m
LATAM Airlines
Deal found 2/8![LATAM Airlines logo]()
$1,385
This Ovago deal was found by Cheapflights users on 2/8. 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.
Tue 3/109:40 am
SJC
- EZE
2 stops19h 20m
LATAM Airlines
Tue 3/248:55 pm
EZE
- SJC
2 stops19h 36m
LATAM Airlines
Deal found 2/8![LATAM Airlines logo]()
$1,389
This Mytrip deal was found by Cheapflights users on 2/9. 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.
Wed 3/1111:30 am
SJC
- EZE
3 stops24h 20m
Multiple Airlines
Wed 3/185:06 am
EZE
- SJC
3 stops32h 44m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$1,162
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 February 12, 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 February 12, 2026.
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 2/268:50 am
SJC
- EZE
2 stops17h 30m
United Airlines
Deal found 2/9![United Airlines logo]()
$668
This LATAM Airlines deal was found by Cheapflights users on 2/9. 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.
Thu 2/266:45 am
SJC
- AEP
2 stops20h 10m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$668
This SmartFares deal was found by Cheapflights users on 2/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2012:08 pm
SJC
- EZE
1 stop17h 37m
LATAM Airlines
Deal found 2/10![LATAM Airlines logo]()
$675
This SmartFares deal was found by Cheapflights users on 2/11. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:25 pm
SJC
- EZE
1 stop15h 35m
LATAM Airlines
Deal found 2/11![LATAM Airlines logo]()
$677
This Delta deal was found by Cheapflights users on 2/9. 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.
Sat 4/410:50 pm
SJC
- EZE
1 stop30h 55m
Delta
Deal found 2/9![Delta logo]()
$679
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/47:00 am
SJC
- AEP
2 stops27h 50m
LATAM Airlines
Deal found 2/9![LATAM Airlines logo]()
$682
This SmartFares deal was found by Cheapflights users on 2/12. 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 4/286:45 am
SJC
- AEP
2 stops29h 15m
LATAM Airlines
Deal found 2/12![LATAM Airlines logo]()
$688
This KAYAK deal was found by Cheapflights users on 2/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/258:45 am
SJC
- EZE
2 stops19h 35m
Azul
Deal found 2/11![Azul logo]()
$718
This KAYAK deal was found by Cheapflights users on 2/9. 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.
Sun 3/153:49 pm
SJC
- EZE
2 stops36h 31m
Copa Airlines
Deal found 2/9![Copa Airlines logo]()
$723
This KAYAK deal was found by Cheapflights users on 2/9. 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.
Fri 2/203:55 pm
SJC
- EZE
2 stops36h 25m
Copa Airlines
Deal found 2/9![Copa Airlines logo]()
$727
This Kissandfly.com deal was found by Cheapflights users on 2/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:45 am
SJC
- EZE
2 stops19h 15m
Lufthansa
Deal found 2/11![Lufthansa logo]()
$798
This KAYAK deal was found by Cheapflights users on 2/9. 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.
Fri 2/202:07 pm
SJC
- EZE
1 stop37h 13m
GOL
Deal found 2/9![GOL logo]()
$836
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 February 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,076 (Mytrip) |
One-way from | $668 (LATAM Airlines) |
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 February 12, 2026.
Use the filters below to find and compare flights from San Jose to Buenos Aires that are best for you.
Fly from
San Jose
Fly to
Buenos Aires
Route
Depart
Return
Price
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Tue 3/10
11:30 am-12:05 am
3 stops32h 35m
Buenos Aires Ministro Pistarini
Tue 3/24
7:30 am-9:50 am
3 stops30h 20m
$1,076
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Fri 5/1
7:43 pm-3:45 am
3 stops28h 02m
Buenos Aires Ministro Pistarini
Sat 5/9
11:30 am-6:02 pm
3 stops58h 32m
$1,128
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Wed 3/11
11:30 am-3:50 pm
3 stops24h 20m
Buenos Aires Ministro Pistarini
Wed 3/18
5:06 am-9:50 am
3 stops32h 44m
$1,162
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Tue 3/10
11:30 am-3:50 pm
3 stops24h 20m
Buenos Aires Ministro Pistarini
Tue 3/17
7:30 am-9:50 am
3 stops30h 20m
$1,175
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Fri 5/1
12:23 pm-4:40 am
2 stops36h 17m
Buenos Aires Jorge Newbery
Sat 5/9
3:45 pm-6:02 pm
3 stops54h 17m
$1,197
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Wed 7/1
7:15 am-9:45 am
1 stop22h 30m
Buenos Aires Ministro Pistarini
Tue 7/14
7:45 am-10:53 am
2 stops31h 08m
$1,230
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Wed 7/1
6:10 pm-7:40 am
2 stops33h 30m
Buenos Aires Jorge Newbery
Tue 7/14
5:05 pm-10:53 am
2 stops21h 48m
$1,259
San JoseBuenos Aires
SJC - AEP
SJCAEP
San Jose
Tue 3/10
5:28 pm-5:40 am
3 stops32h 12m
Buenos Aires Jorge Newbery
Tue 3/24
8:05 pm-9:50 am
3 stops41h 45m
$1,284
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Mon 2/23
11:30 am-1:35 am
3 stops33h 05m
Buenos Aires Ministro Pistarini
Tue 3/10
7:30 am-9:50 am
3 stops30h 20m
$1,297
San JoseBuenos Aires
SJC - EZE
SJCEZE
San Jose
Tue 7/14
7:00 am-6:10 am
2 stops19h 10m
Buenos Aires Ministro Pistarini
Mon 7/27
8:10 pm-6:49 pm
1 stop26h 39m
$1,310
Showing 1-10 of 37 results
- 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
What is the cheapest month to book a flight from San Jose, California to Buenos Aires?
Currently, April is the cheapest month in which you can book a flight from San Jose, California to Buenos Aires (average of $580). Flying from San Jose, California to Buenos Aires in July is currently the most expensive (average of $1,013). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 February 12, 2026.
See what other customers who have flown with United Airlines and American Airlines from San Jose to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Overall
7.4
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Overall
7.4
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Crew
8.1
Food
6.6
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Overall
7.4
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from San Jose to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Jose to Buenos Aires
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Other flights to Buenos Aires
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Complete your trip
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San Jose and Buenos Aires flights
Browse other San Jose and Buenos Aires flight options. Last updated on February 12, 2026.
Other flights from San Jose
Browse through other flights departing from San Jose. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Jose to Buenos Aires
Discover the top 3 airlines that operate flights from San Jose to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$915 | Average$1,365 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,075 | Average$1,395 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,365 | Average$1,485 | FlexibilityNo cancel fee | On-time69% |