$460+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Sep 5 — Sep 121
Round-trip
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
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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 August 6, 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 August 6, 2026.
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:03 pm -
2 stops30h 54m
Sun 10/1112:10 am -
2 stops23h 58m
Deal found 8/3![Multiple Airlines logo]()
$1,200
This Mytrip deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:27 am -
3 stops35h 56m
Thu 9/241:10 pm -
3 stops30h 20m
Deal found 8/3![Multiple Airlines logo]()
$1,213
This Booking.com deal was found by Cheapflights users on 8/2. 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.
Wed 9/1610:12 am -
2 stops32h 14m
Wed 9/235:25 am -
2 stops21h 31m
Deal found 8/2![Multiple Airlines logo]()
$1,309
This Mytrip deal was found by Cheapflights users on 8/5. 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 9/205:21 pm -
3 stops32h 19m
Sun 9/275:30 am -
3 stops32h 17m
Deal found 8/5![Multiple Airlines logo]()
$1,364
This KAYAK deal was found by Cheapflights users on 8/4. 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.
Mon 12/149:40 am -
2 stops19h 55m
Thu 12/247:45 pm -
2 stops22h 09m
Deal found 8/4![LATAM Airlines logo]()
$1,378
This LATAM Airlines deal was found by Cheapflights users on 8/2. 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 12/39:40 am -
2 stops19h 55m
Sat 12/197:20 am -
2 stops19h 27m
Deal found 8/2![LATAM Airlines logo]()
$1,414
This Delta deal was found by Cheapflights users on 8/4. 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 12/136:30 am -
1 stop20h 05m
Thu 12/2411:35 pm -
1 stop17h 21m
Deal found 8/4![Delta logo]()
$1,438
This KAYAK deal was found by Cheapflights users on 8/2. 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 12/37:00 am -
2 stops19h 40m
Sat 12/195:35 pm -
2 stops24h 19m
Deal found 8/2![LATAM Airlines logo]()
$1,438
This KAYAK deal was found by Cheapflights users on 8/4. 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 12/157:00 am -
2 stops21h 40m
Thu 12/249:30 pm -
1 stop19h 26m
Deal found 8/4![LATAM Airlines logo]()
$1,457
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 12/258:38 am -
2 stops43h 42m
Thu 1/2111:55 pm -
2 stops26h 16m
Deal found 8/6![United Airlines logo]()
$1,466
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 12/259:05 am -
2 stops28h 35m
Tue 1/195:35 pm -
2 stops33h 12m
Deal found 8/6![Delta logo]()
$1,488
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:40 pm -
2 stops36h 20m
Tue 12/18:40 am -
2 stops31h 02m
Deal found 8/6![LATAM Airlines logo]()
$1,512
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 August 6, 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 August 6, 2026.
This Mytrip deal was found by Cheapflights users on 8/5. 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 9/205:21 pm -
3 stops32h 19m
Sun 9/275:30 am -
3 stops32h 17m
Deal found 8/5![Multiple Airlines logo]()
$1,364
This KAYAK deal was found by Cheapflights users on 8/2. 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 12/37:00 am -
2 stops19h 40m
Sat 12/195:35 pm -
2 stops24h 19m
Deal found 8/2![LATAM Airlines logo]()
$1,438
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 12/258:38 am -
2 stops43h 42m
Thu 1/2111:55 pm -
2 stops26h 16m
Deal found 8/6![United Airlines logo]()
$1,466
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 12/257:00 am -
2 stops30h 40m
Mon 1/188:05 pm -
2 stops25h 10m
Deal found 8/6![Delta logo]()
$1,488
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 12/259:05 am -
2 stops28h 35m
Tue 1/195:35 pm -
2 stops33h 12m
Deal found 8/6![Delta logo]()
$1,488
This Mytrip deal was found by Cheapflights users on 8/5. 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 9/205:21 pm -
3 stops32h 19m
Sun 9/272:49 pm -
3 stops28h 41m
Deal found 8/5![Multiple Airlines logo]()
$1,492
This Expedia deal was found by Cheapflights users on 8/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:40 pm -
2 stops36h 20m
Tue 12/18:40 am -
2 stops31h 02m
Deal found 8/6![LATAM Airlines logo]()
$1,512
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 12/252:19 pm -
2 stops36h 01m
Fri 1/2210:05 pm -
2 stops28h 06m
Deal found 8/6![United Airlines logo]()
$1,526
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 12/259:05 am -
2 stops28h 35m
Thu 1/213:50 pm -
2 stops26h 04m
Deal found 8/6![Delta logo]()
$1,488
This LATAM Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 12/27:00 am -
2 stops19h 40m
Thu 12/32:55 pm -
2 stops25h 55m
Deal found 8/4![LATAM Airlines logo]()
$1,554
This Mytrip deal was found by Cheapflights users on 8/5. 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.
Fri 10/1611:27 am -
3 stops36h 53m
Mon 10/267:00 am -
3 stops35h 13m
Deal found 8/5![Multiple Airlines logo]()
$1,579
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 12/252:19 pm -
2 stops36h 01m
Sat 1/2311:55 pm -
2 stops26h 16m
Deal found 8/6![United Airlines logo]()
$1,666
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 12/255:05 pm -
2 stops28h 55m
Fri 1/229:30 pm -
1 stop19h 26m
Deal found 8/6![Delta logo]()
$1,548
This Expedia deal was found by Cheapflights users on 8/1. 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.
Sun 10/1810:40 pm -
2 stops29h 50m
Mon 10/263:50 pm -
2 stops27h 57m
Deal found 8/1![LATAM Airlines logo]()
$1,609
This LATAM Airlines deal was found by Cheapflights users on 8/5. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:54 pm -
1 stop16h 51m
Mon 10/265:00 pm -
2 stops32h 25m
Deal found 8/5![Multiple Airlines logo]()
$1,653
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:36 am -
2 stops26h 54m
Mon 10/265:35 pm -
2 stops31h 50m
Deal found 8/5![LATAM Airlines logo]()
$1,633
This Delta deal was found by Cheapflights users on 8/2. 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 9/1612:51 pm -
1 stop16h 54m
Wed 9/238:10 pm -
1 stop26h 47m
Deal found 8/2![Delta logo]()
$1,678
This LATAM Airlines deal was found by Cheapflights users on 8/4. 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.
Sun 12/67:00 am -
2 stops18h 20m
Wed 12/97:20 am -
2 stops19h 57m
Deal found 8/4![LATAM Airlines logo]()
$1,678
This Delta deal was found by Cheapflights users on 8/2. 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 8/2812:35 pm -
1 stop17h 10m
Fri 9/118:10 pm -
1 stop19h 31m
Deal found 8/2![Delta logo]()
$1,678
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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.
Sun 8/166:40 am -
2 stops23h 00m
Thu 8/201:10 pm -
2 stops26h 12m
Deal found 8/1![LATAM Airlines logo]()
$1,682
Last-minute flights from San Jose to Buenos AiresDiscover last-minute flight deals from San Jose to Buenos Aires. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Buenos Aires. Data last updated August 6, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/2. 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 8/79:34 am -
2 stops20h 56m
Sat 8/298:05 pm -
2 stops22h 09m
Deal found 8/2![LATAM Airlines logo]()
$1,688
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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.
Sun 8/166:40 am -
2 stops21h 50m
Thu 8/205:00 pm -
2 stops22h 22m
Deal found 8/1![LATAM Airlines logo]()
$1,648
This Delta deal was found by Cheapflights users on 8/2. 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 8/2912:46 pm -
2 stops23h 14m
Sat 9/123:45 pm -
2 stops23h 00m
Deal found 8/2![Delta logo]()
$1,678
This LATAM Airlines deal was found by Cheapflights users on 8/3. 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 9/16:12 pm -
2 stops20h 18m
Thu 9/38:05 pm -
2 stops19h 17m
Deal found 8/3![LATAM Airlines logo]()
$5,808
This Mytrip deal was found by Cheapflights users on 8/2. 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 9/1311:27 am -
3 stops27h 03m
Sun 9/208:05 pm -
3 stops27h 46m
Deal found 8/2![Multiple Airlines logo]()
$1,846
This Booking.com deal was found by Cheapflights users on 8/2. 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.
Wed 9/1610:12 am -
2 stops32h 14m
Wed 9/235:25 am -
2 stops21h 31m
Deal found 8/2![Multiple Airlines logo]()
$1,309
This Mytrip deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:27 am -
3 stops35h 56m
Thu 9/241:10 pm -
3 stops30h 20m
Deal found 8/3![Multiple Airlines logo]()
$1,213
This Mytrip deal was found by Cheapflights users on 8/5. 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 9/205:21 pm -
3 stops32h 19m
Sun 9/275:30 am -
3 stops32h 17m
Deal found 8/5![Multiple Airlines logo]()
$1,364
This Mytrip deal was found by Cheapflights users on 8/5. 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 9/205:21 pm -
3 stops32h 19m
Sun 9/272:49 pm -
3 stops28h 41m
Deal found 8/5![Multiple Airlines logo]()
$1,492
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:19 pm -
2 stops20h 11m
Sun 9/273:45 pm -
2 stops23h 00m
Deal found 8/5![LATAM Airlines logo]()
$1,670
This Trip.com deal was found by Cheapflights users on 8/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:03 pm -
2 stops30h 54m
Sun 10/1112:10 am -
2 stops23h 58m
Deal found 8/3![Multiple Airlines logo]()
$1,200
This Delta deal was found by Cheapflights users on 8/3. 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 9/2711:41 am -
2 stops24h 19m
Mon 10/128:05 pm -
2 stops19h 39m
Deal found 8/3![Delta logo]()
$1,651
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 August 6, 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 August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/3011:27 am -
3 stops35h 33m
Deal found 8/2![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/308:29 am -
3 stops56h 51m
Deal found 8/2![Multiple Airlines logo]()
$540
This SmartFares deal was found by Cheapflights users on 8/3. 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 11/186:30 am -
1 stop22h 10m
Deal found 8/3![LATAM Airlines logo]()
$772
This LATAM Airlines deal was found by Cheapflights users on 8/2. 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 10/76:30 am -
1 stop23h 15m
Deal found 8/2![Multiple Airlines logo]()
$793
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 10/76:30 am -
2 stops21h 10m
Deal found 8/4![Delta logo]()
$793
This SmartFares deal was found by Cheapflights users on 8/2. 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 8/176:40 am -
1 stop23h 05m
Deal found 8/2![LATAM Airlines logo]()
$800
This FlightHub deal was found by Cheapflights users on 8/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:52 am -
2 stops21h 38m
Deal found 8/5![LATAM Airlines logo]()
$826
This FlightHub deal was found by Cheapflights users on 8/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:19 pm -
3 stops21h 21m
Deal found 8/5![LATAM Airlines logo]()
$826
This SmartFares deal was found by Cheapflights users on 8/5. 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.
Thu 10/110:50 pm -
1 stop30h 55m
Deal found 8/5![LATAM Airlines logo]()
$827
This Ovago deal was found by Cheapflights users on 8/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:57 pm -
3 stops34h 33m
Deal found 8/4![Multiple Airlines logo]()
$856
This United Airlines deal was found by Cheapflights users on 8/2. 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 1/18:38 am -
2 stops19h 42m
Deal found 8/2![United Airlines logo]()
$1,004
This FlightHub deal was found by Cheapflights users on 8/2. 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.
Wed 10/72:59 pm -
3 stops23h 22m
Deal found 8/2![LATAM Airlines logo]()
$1,107
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 August 6, 2026.
Round-trip from | $1,200 (Trip.com) |
|---|---|
One-way from | $460 (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 August 6, 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
Sun 9/20
5:21 pm-5:40 am
3 stops32h 19m
Buenos Aires Jorge Newbery
Sun 9/27
5:30 am-9:47 am
3 stops32h 17m
$1,364
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Thu 12/3
7:00 am-7:40 am
2 stops19h 40m
Buenos Aires Jorge Newbery
Sat 12/19
5:35 pm-12:54 pm
2 stops24h 19m
$1,438
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Fri 12/25
8:38 am-9:20 am
2 stops43h 42m
Buenos Aires Ministro Pistarini
Thu 1/21
11:55 pm-9:11 pm
2 stops26h 16m
$1,466
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Fri 12/25
7:00 am-6:40 pm
2 stops30h 40m
Buenos Aires Jorge Newbery
Mon 1/18
8:05 pm-4:15 pm
2 stops25h 10m
$1,488
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Fri 12/25
9:05 am-6:40 pm
2 stops28h 35m
Buenos Aires Jorge Newbery
Tue 1/19
5:35 pm-9:47 pm
2 stops33h 12m
$1,488
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Fri 12/25
9:05 am-6:40 pm
2 stops28h 35m
Buenos Aires Jorge Newbery
Thu 1/21
3:50 pm-12:54 pm
2 stops26h 04m
$1,488
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Sun 9/20
5:21 pm-5:40 am
3 stops32h 19m
Buenos Aires Ministro Pistarini
Sun 9/27
2:49 pm-3:30 pm
3 stops28h 41m
$1,492
San JoseBuenos Aires
SJC San Jose - AEP Buenos Aires Jorge Newbery
SJCAEP
San Jose
Sun 11/8
10:40 pm-4:00 pm
2 stops36h 20m
Buenos Aires Jorge Newbery
Tue 12/1
8:40 am-10:42 am
2 stops31h 02m
$1,512
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Fri 12/25
2:19 pm-7:20 am
2 stops36h 01m
Buenos Aires Ministro Pistarini
Fri 1/22
10:05 pm-9:11 pm
2 stops28h 06m
$1,526
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Fri 12/25
5:05 pm-3:00 am
2 stops28h 55m
Buenos Aires Ministro Pistarini
Fri 1/22
9:30 pm-11:56 am
1 stop19h 26m
$1,548
Showing 1-10 of 34 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-EZE
SJC-AEP
Estimated round-trip price
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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.
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