$553+ Cheap flights from San Jose, CA (SJC) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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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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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 November 5, 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 November 5, 2026.
This Delta deal was found by Cheapflights users on 11/4. 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 11/126:30 am -
1 stop22h 10m
Wed 11/257:20 am -
2 stops33h 30m
Deal found 11/4![Delta logo]()
$1,087
This Delta deal was found by Cheapflights users on 11/4. 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 11/126:30 am -
1 stop22h 10m
Thu 12/39:30 pm -
1 stop19h 25m
Deal found 11/4![Delta logo]()
$1,096
This Delta deal was found by Cheapflights users on 11/2. 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.
Thu 12/107:20 am -
2 stops22h 35m
Mon 12/2111:35 pm -
2 stops26h 04m
Deal found 11/2![Delta logo]()
$1,100
This Delta deal was found by Cheapflights users on 11/4. 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 11/114:54 pm -
2 stops35h 46m
Wed 12/29:30 pm -
1 stop26h 42m
Deal found 11/4![Delta logo]()
$1,122
This SmartFares deal was found by Cheapflights users on 11/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop22h 10m
Wed 1/209:30 pm -
1 stop20h 45m
Deal found 11/4![LATAM Airlines logo]()
$1,123
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 12/46:30 am -
2 stops37h 45m
Tue 12/1511:35 pm -
1 stop17h 20m
Deal found 11/1![LATAM Airlines logo]()
$1,136
This Delta deal was found by Cheapflights users on 11/4. 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.
Fri 11/137:21 am -
2 stops22h 34m
Thu 12/39:30 pm -
2 stops20h 19m
Deal found 11/4![Delta logo]()
$1,140
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/161:05 pm -
1 stop15h 35m
Wed 12/239:30 pm -
1 stop18h 53m
Deal found 11/1![Multiple Airlines logo]()
$1,142
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/104:10 pm -
2 stops34h 10m
Wed 12/210:05 pm -
2 stops22h 03m
Deal found 11/4![United Airlines logo]()
$1,150
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 November 5, 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 November 5, 2026.
This Delta deal was found by Cheapflights users on 11/4. 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 11/126:30 am -
1 stop22h 10m
Wed 11/257:20 am -
2 stops33h 30m
Deal found 11/4![Delta logo]()
$1,087
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/14:10 pm -
2 stops36h 10m
Fri 12/1110:05 pm -
2 stops20h 07m
Deal found 11/2![United Airlines logo]()
$1,140
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:20 am -
2 stops22h 20m
Mon 12/1411:35 pm -
1 stop17h 20m
Deal found 11/1![Delta logo]()
$1,100
This United Airlines deal was found by Cheapflights users on 11/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/22:26 pm -
2 stops35h 54m
Thu 1/2811:55 pm -
2 stops26h 16m
Deal found 11/3![United Airlines logo]()
$1,140
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:00 am -
2 stops22h 40m
Mon 12/2111:35 pm -
2 stops26h 04m
Deal found 10/31![Delta logo]()
$1,100
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” 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 1/228:45 am -
2 stops19h 35m
Fri 2/511:55 pm -
2 stops26h 08m
Deal found 10/31![United Airlines logo]()
$1,180
This Delta deal was found by Cheapflights users on 11/4. 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.
Fri 12/46:20 am -
2 stops22h 20m
Tue 12/1511:35 pm -
2 stops21h 32m
Deal found 11/4![Delta logo]()
$1,140
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 12/124:00 pm -
2 stops36h 20m
Sun 12/2011:55 pm -
2 stops42h 29m
Deal found 11/2![United Airlines logo]()
$1,201
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/226:30 am -
1 stop20h 05m
Fri 2/511:35 pm -
1 stop18h 40m
Deal found 10/31![Delta logo]()
$1,176
This Delta deal was found by Cheapflights users on 11/2. 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 12/116:30 am -
1 stop20h 05m
Sun 12/2011:35 pm -
1 stop24h 37m
Deal found 11/2![Delta logo]()
$1,252
This Delta deal was found by Cheapflights users on 11/3. 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 12/136:30 am -
1 stop20h 05m
Sun 1/2411:35 pm -
2 stops22h 29m
Deal found 11/3![Delta logo]()
$1,256
This Delta deal was found by Cheapflights users on 11/2. 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 12/121:05 pm -
1 stop37h 30m
Sun 12/2011:35 pm -
1 stop24h 37m
Deal found 11/2![Delta logo]()
$1,268
Last-minute flights from San Jose to Buenos AiresDiscover last-minute flight deals from San Jose to Buenos Aires. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Buenos Aires. Data last updated November 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/104:10 pm -
2 stops34h 10m
Wed 12/210:05 pm -
2 stops22h 03m
Deal found 11/4![United Airlines logo]()
$1,150
This Delta deal was found by Cheapflights users on 11/4. 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 11/114:54 pm -
2 stops35h 46m
Wed 12/29:30 pm -
1 stop26h 42m
Deal found 11/4![Delta logo]()
$1,122
This Delta deal was found by Cheapflights users on 11/4. 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 11/126:30 am -
1 stop22h 10m
Wed 11/257:20 am -
2 stops33h 30m
Deal found 11/4![Delta logo]()
$1,087
This Delta deal was found by Cheapflights users on 11/4. 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 11/126:30 am -
1 stop22h 10m
Thu 12/39:30 pm -
1 stop19h 25m
Deal found 11/4![Delta logo]()
$1,096
This SmartFares deal was found by Cheapflights users on 11/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop22h 10m
Wed 1/209:30 pm -
1 stop20h 45m
Deal found 11/4![LATAM Airlines logo]()
$1,123
This Delta deal was found by Cheapflights users on 11/4. 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.
Fri 11/137:21 am -
2 stops22h 34m
Thu 12/39:30 pm -
2 stops20h 19m
Deal found 11/4![Delta logo]()
$1,140
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 12/46:30 am -
2 stops37h 45m
Tue 12/1511:35 pm -
1 stop17h 20m
Deal found 11/1![LATAM Airlines logo]()
$1,136
This Delta deal was found by Cheapflights users on 11/2. 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.
Thu 12/107:20 am -
2 stops22h 35m
Mon 12/2111:35 pm -
2 stops26h 04m
Deal found 11/2![Delta logo]()
$1,100
This LATAM Airlines deal was found by Cheapflights users on 11/1. 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.
Wed 12/161:05 pm -
1 stop15h 35m
Wed 12/239:30 pm -
1 stop18h 53m
Deal found 11/1![Multiple Airlines logo]()
$1,142
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 November 5, 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 November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 12/225:59 pm -
3 stops58h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$553
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:13 pm -
3 stops28h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$587
This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/294:15 pm -
3 stops36h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:36 pm -
3 stops35h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:02 pm -
3 stops58h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$684
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/203:43 pm -
3 stops37h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$696
This LATAM Airlines deal was found by Cheapflights users on 11/4. 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 11/299:38 am -
2 stops27h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![LATAM Airlines logo]()
$723
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1711:22 am -
3 stops32h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$740
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 November 5, 2026.
Most accurate provider | eDreams 2 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $923 (Despegar) |
One-way from | $553 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 5, 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 - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Tue 12/22
5:59 pm-9:50 am
3 stops58h 51m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$553
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Sun 11/29
4:15 pm-9:32 am
3 stops36h 17m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$617
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Sun 11/29
9:38 am-6:35 pm
2 stops27h 57m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$723
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Sun 11/29
11:56 am-9:00 am
1 stop16h 04m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$769
Quickest round-trip
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Mon 11/23
1:00 pm-9:40 am
1 stop15h 40m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$769
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Mon 11/23
6:30 am-9:40 am
1 stop22h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$774
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Thu 12/10
6:30 am-7:35 am
1 stop20h 05m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$774
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Tue 11/24
6:30 am-9:40 am
1 stop22h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$774
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Sun 11/22
4:10 pm-7:20 am
2 stops34h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$775
San JoseBuenos Aires
SJC San Jose - EZE Buenos Aires Ministro Pistarini
SJCEZE
San Jose
Wed 12/9
7:00 am-6:20 am
2 stops18h 20m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$785
Showing 1-10 of 22 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on San Jose, California-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Jose, California-Buenos Aires flight deals on Cheapflights vs. eDreams 90-95% 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 eDreams the most. eDreams 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
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
No data available for this route at this time. Please check back soon.
Related info for your journey
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